Plants cannot distinguish between different brands or marketing formulations of fertilizers. Mulch insulates roots by moderating soil temperature. There are specially formulated fertilizers for conifers, or you can use an all-purpose fertilizer such as a 10-10-10. The N stands for the total amount of Nitrogen in the bag or bottle, while the P and the K—the Phosphorus and Potassium—represent the amounts of those nutrients that will be delivered to plants in the first year. Now that you’ve determined a need for your fertilizer, let’s take a look at your options in terms of types. Mulch that is deep enough (3 to 4 inches around trees and shrubs) will prevent weed growth and adds organic matter to the soil as it breaks down. Do not exceed this rate. Nitrogen is a mobile nutrient that leaches through soil and needs to be replenished most often. Turf grass is grown for its lush green leaf blades, so nitrogen nutrients are often more important to creating a dense, fast-growing lawn. Fertilizer recommendations are usually given in pounds per thousand square feet. This organic all-purpose fertilizer has also been around for thousands of years and it works great, but it takes weeks to make, and the mixture must have time to rot before you can use it. In fact, there's good reason NOT to, as they can build up to levels that cause serious problems, especially if you fertilize with large amounts more than once a year. If the tree is growing near a lawn that's being treated with chemical herbicides, you have to suspect that the herbicides are doing their job of killing any plant that isn't grass. Mulch gives a landscape a “finished” look. Fish emulsion is a homemade fertilizer made using fish waste—such as fish parts and guts—and water. So you should remove any mislaid mulch before you even think about a soil test or fertilizer. Free Shipping on $75+ Orders (excludes overweight shipping). So I called the director of the lab, and he agreed with my assertion that when a tree is failing, the first thing you want to look at is its physical environment, especially any mulch. Any higher rate would burn the grass it was spread onto, even if it were watered immediately after application. 10-10-10 fertilizer is one of the most popular fertilizers.. Nitrogen is a mobile nutrient that leaches through soil and needs to be replenished most often. Depending on how much you need the best buy and value comes in purchasing larger 50 lbs bags which cost less per pound.. Also, buying a slow-release fertilizer will feed plants continuously throughout the season. Overview & Benefits . Thoroughly soak the area where you will fertilize to soften the soil so it's easier to make holes. Inc, All Rights Reserved. If you have heavy clay soil, we may apply fertilizer in mid-winter. Fertilizer should never be applied directly to a new planting hole. Using these guidelines for making the holes, the following gives you a short-cut to determine how much fertilizer to place in each. I suspect that the powerful chemical salts in that 10-10-10 just "burned" them up. The best time to fertilize evergreens is in spring, just as new growth appears. Use a plant food that contains timed-release fertilizer for feeding that lasts many weeks. The soil pH can affect whether certain minerals can be accessed by plants for healthy growth. Blue needs one that provides a more acidic soil. How could a "fertilizer" be the end of these plants? At ten inches high, tomato plants are still babies. Fortunately, I learned something rece… See. Fertilizer spikes are a convenient and simple way to fertilize evergreens, and are effective when used in sufficient quantities. And fertilizers of any kind won't help a tree that was planted in a wet spot or with its roots all strangled up in burlap or other nursery wrappings. The bottom line is that these labs are essential for testing soils for lead and other contaminants; and they're a great low cost way to learn the pH of your soil and information about various nutrients. It's easy to figure out how much actual nitrogen is in a bag of fertilizer, because the numbers in the fertilizer analysis are actual percentages, by weight. It depends on the color. George: "It was recommended by the lab at Penn State after they ran a soil test for me.". Q. I've been having issues with a pin oak, and one of the suggested fixes was an application of 10-10-10. University of Minnesota Extension discovers science-based solutions, delivers practical education, and engages Minnesotans to build a better future. You wish to encourage more rapid growth in relatively young evergreens. Q. I've been having issues with a pin oak, and one of the suggested fixes was an application of 10-10-10. The needle foliage is stiff with a blue or silver-colored tint. Apply fertilizer by hand, a dilution application, or broadcast application. Even in established soils, the logic is that they can always use a boost. The best time to fertilize your evergreens is before new growth expands, around early April in Minnesota, up to about mid-July. The grass will also utilize phosphorus and potassium, but perhaps not as heavily as the nitrogen available. If a plant is nutrient-stressed, a slow or timed-release fertilizer can be applied in late summer up until late fall. But first we asked George where he got the advice to give chemical fertilizer to an ailing tree. Example 2: A 30 pound bag of 21-0-0 is 21 percent nitrogen. One of my favorite parts about gardening is that Im always learning. WINTER INJURY – Evergreens are particularly susceptible to winter injury. Osmocote comes with a composition of 14% nitrogen, 14% phosphorous and 14% potassium, so giving balanced requirements to the plants, ensuring good top growth and a strong root system. Oops, there seems to be an error, please re-enter your email address. little to no rainfall), be sure to water your evergreens regularly through late fall. Big dividends in future seasons are the added reward. Sign up today and be the first to know when a new article is posted and when there are special offers too! Generally, evergreens grow better when soil pH is acidic; many nutrients may be unavailable to the plant when soil is too alkaline. To find out how much to use, figure out roughly how many square feet your tree or shrub covers. Miracle-Gro® Evergreen Fertilizer Spikes. I just can't wrap my head around the idea of 'feeding' a tree. And the organic advice you get from a soil lab is going to vary greatly from state to state. Feeding your evergreen trees can help them be what evergreens should be: gorgeous, strong, and vibrantly coloured. You will get notification once new article is posted. This week, I received a great question about the nutritional difference between 10-10-10 and compost: Most bags of compost and manure say they have about .1-.1-.1 of the big 3. Use Mississippi State University Office of Agricultural Communications recommends balanced fertilizers, like 10-10-10 fertilizers, for garden beds with varied plants in them. You are trying to grow evergreens in a less than ideal site, such as very sandy or heavy clay soil. Like all landscape plants, evergreens require nutrients to grow well. Example 1: A 40 pound bag of 10-8-6 is 10 percent nitrogen. Covering the bark of a tree with chipped wood makes just as much sense as the ashtrays that used to be next to every hospital bed in America. The fall season is a great time to become reinspired to get outside and do some important maintenance in the garden and landscape. A. Can 10 10 10 fertilizer be used on hydrangea? Suitable for growing trees, shrubs, annuals and perennials. Then water the area. It is not unusual for newly transplanted evergreens to exhibit slow growth until they're re-established. This new growth may not have time to “harden off” (become acclimated to colder temperatures). Commercial arborists have been warning for years that piling mulch up against the trunk—so-called 'decorative mulching'—is the biggest cause of tree problems and premature death. Helpful. And no plant uses equal amounts of these three nutrients! Also, these stakes are a great general-purpose fertilizer for most plants. However, any mulching material will do. Well-rotted manure or seasoned compost will add a small amount of nutrients as they break down further. Divide the amount of fertilizer needed, and place it equally into each hole. The mulch ring should start at the root flare (where the main tree roots point out away from the trunk) and continue out from the tree trunk at about three or four inches deep. Water Soluble Fertilizer NPK. Evergreens provide great variety in form, color and size. That's because Nitrogen gets used up fast, but Phosphorus and Potassium persist in the soil for several years, so there's no need to keep adding high amounts of them every time you fertilize. Inorganic means from non-living sources. Is 10-10-10 Fertilizer Good for a Lawn?. Liquid fertilizer leaches through sandy soil quickly, and may need to be applied several times throughout spring and early summer. And trees? A “complete” fertilizer — one that supplies the macronutrients nitrogen (N), phosphorus (P), and potassium (K) — is often recommended. For example, a 10-8-6 fertilizer contains 10 percent nitrogen, 8 percent phosphorus and 6 percent potassium. Adding the fertilizer later may spur late-developing growth that cannot harden by winter. New growth is much more likely to suffer winter injury and dieback. But landscapers don't listen, homeowners sometimes insist, and so it seems like everybody does it. Use the natural fertilizer with the numbers closest to those.). Arborvitae trees need either a slow release of granular fertilizer or a single nutrient fertilizer such as the nitrogen. Fertilizer won't help there. 4851212. But it can also mean additional work when applied to light, sandy soil. How to Fertilize Evergreens. Mature or slow-growing evergreens require about 1 pound of nitrogen for every 1,000 square feet of soil surface every two to four years. Test results will also provide information about your soil's pH (7.0 is neutral, less than 7.0 is acidic, and higher than 7.0 is alkaline). All my other plants kept growing, but the two I gave the 10-10-10 to first looked stunned, then wilted and are now about to expire. The fertilizer is absorbed through both the roots and leaves, and helps plants such as arborvitae grow stronger and healthier, with more stable root systems and more lush foliage. I think the jury is out on whether or not your evergreens need an acidified fertilizer such as Miracid. When caring for … Ten percent of 40 is 4, which means the entire bag contains 4 actual pounds of nitrogen (plus phosphorus, potassium, and an inert carrier). Needled Evergreens Evergreens should be fertilized in late fall or early spring and usually need less fertilizer than deciduous plants. It is always best to submit a soil sample to the University of Minnesota Soil Testing Laboratory before purchasing and applying fertilizer, as most soil already has sufficient amounts of phosphorus. Never fertilize drought-stressed plants as fertilizer can burn stressed tree roots or push the plant to put on new growth when it does not have the energy. 2020 The plant has suffered significant damage from insects or disease. Research has shown that a truly balanced fertilizer for flowering plants would have a ratio of 3-1-2; so a 6-2-4 on a label would indicate a perfectly balanced fertilizer for fruiting plants like tomatoes, peppers, cukes and squash; and if the ingredients are all natural, it would be doubly ideal. Fertilizer can be applied until mid-July, but any later may cause late growth that would be damaged by frost. Regents of the University of Minnesota. Too much Nitrogen can "burn" any plant, especially young plants—although the director of the soil lab told me that he feels strongly that the fertilizer itself was safe, and that our listener must have used too much. Stakes are packaged in a big 40-Pack box, and feature high food values of 10-10-10 for evergreens. Typically, evergreens are mulched with wood chips or shredded bark. Plastic sheeting will prevent water from reaching the tree roots. 0.0. And like many state labs, this lab didn't offer an organic option out of the box; you have to ask for that up front or search through their website. If conditions continue to be dry after you've fertilized (e.g. My experience is that trees are pretty good at feeding themselves; they got deep roots to find water and nutrients down low and lots of leaves up high to collect the solar energy that helps the tree use that food efficiently. In this specific case, our listener's soil tested a little low in nutrients so the lab recommended a common form of chemical fertilizer that they knew would be easy for him to find. Deborah Brown and Julie Weisenhorn, Extension educator, Gary Johnson, Extension forester and Beth Jarvis, horticulturist. Typically, winter fertilizers are applied after the last mowing of the season. Avoid getting fertilizer on foliage. The Grounds Guys can advise whether an early-winter or late-winter application is better suited to your lawn and garden needs. There's no need to refill the holes with soil. Michael Vosburg / Forum Photo Editor. Use a crowbar, soil auger, metal rod or other tool to create holes roughly 2 inches in diameter. Again, this method of fertilizing, though convenient, is more costly than applying standard granular fertilizer. Twenty-one percent of 30 is 6.3, which means the bag contains 6.3 pounds of actual nitrogen. Grows Fertilizer Numbers 10 10 10 When To Fertilize Fruit Trees with a straight trunk 25 to 40 feet high with graceful arching feathery leaves. One application of this high quality, concentrated plant food supplement usually lasts all year. Apply the 10-10-10 slow-release fertilizer at a rate of 10 pounds per 1,000 square feet of lawn to provide the lawn with 1 pound of nitrogen. Foliage color, lack of flowering or overall vigor can be signs of when fertilizer is needed. Once all this calculation is done it’s time to head to the store and buy your fertilizer 10 10 10. A soil test will provide a base of information about your soil and the fertilizer analysis you will need for your plants. University of Minnesota Soil Testing Laboratory, Protecting trees and shrubs from winter damage, Growing landscapes to help bees and other pollinators. evergreens TYPES OF FERTILIZERS SLOW RELEASE Small granules are mixed directly into the top few inches of the soil. In many landscapes, evergreens also benefit from fertilizer you apply to the lawn. One advantage is that it has an even coverage when applied avoiding any burning of plants. Identification The blue spruce is an evergreen tree variety that reaches a height up to 135 feet. OK; so now: what happened to those poor tomato plants? But what if there isn't any mulch on the trunk? One fertilizer application during the winter is usually recommended. Landscape fabric or “weed barriers” are not recommended under organic mulch such as shredded wood.Â. We'll get to that. © on Jun 1, 2018. Calculate the amount of fertilizer to apply by finding the fertilizer grade on the fertilizer package. Most of the Land Grant Universities that handle soil tests for their individual states were established with fees collected on fertilizer sales, and many still have a pro-chemical bias. All my other plants kept growing, but the two I gave the 10-10-10 to first looked stunned, then wilted and are now about to expire. © 2020 by Gardens Alive! Nancy Turner. For lawns a 'balanced' fertilizer' would be almost all Nitrogen. Because that's what they do. Don’t apply fertilizer later than mid-July as this will stimulate new growth late in the season. Early spring, April, is the best time to fertilize, before new growth begins. Inc. on Orders of $75 or more (excludes overweight shipping). The bag says for shrubs, trees, vegetable gardens, etc but nothing about lawns. Some state labs are very hip to organics; others are woefully behind. But why did the soil lab recommend the fertilizer in the first place? The amount of fertilizer to use per hole will vary depending on formulation. Fertilome Azalea-Evergreen Food also protects against insects such as leaf beetles, leafminers, psyllids, lace bugs, aphids, adelgids, and Japanese beetles. Gardens Alive! Recipe #2—Homemade Fish Emulsion Fertilizer. In the forest, needles and twigs accumulate on the ground and return nutrients to the soil (natural fertilizer). Add the cottonseed meal to the evergreen's soil by the first week in June. Free Shipping on Orders of $75 or more (excludes overweight shipping). This type of injury occurs when temperatures fluctuate abnormally during the fall, winter, and spring. These diagnostic tools will guide you step-by-step through diagnosing a plant problem or identifying a weed or insect. This slow release fertilizer is also suitable for growing vegetables and fruits, to increase yields I love gardening for a lot of reasons. A warmup in the fall, a freeze in late spring, or abnormally cold winters can all have damaging effects. Although other formulations are beneficial, a well-balanced fertilizer like 10-10-10 is a simple way to fertilize vegetables, trees, fruits and flowers. (This does not, however, apply to non-chemical herbicides like corn gluten meal—which would actually provide a gentle and healthy feeding to any trees growing in or very close to the lawn.). Broadcast commercial fertilizers, such as those for deciduous trees, at 1 lb (1 pint) per 100 sq ft of rootzone area. Reply. I enjoy the fresh air, physical activity, mental stimulation, constant change and more. A 10-10-10 fertilizer has a balanced ratio of these three essential nutrients. OK; rant over for this week. Fertilizer packages will include an analysis of the percentage of various nutrients and minerals that are included in the bag. I had a bit left over afterward and sprinkled some around two ten-inch high cherry tomato plants as an experiment. A mulch ring around a plant will protect the stem / trunk from being damaged by lawnmowers and trimmers. For lawns a 'balanced' fertilizer' would be almost all Nitrogen—something like a 9-0-0. Usually the percent of nitrogen content (N) will be the highest number. Reality check: Almost everybody in America used to smoke—and they used to smoke almost everywhere except in church! Needles are not a healthy green color, or are shorter than normal. When an evergreen does require fertilizer, it is essential that the fertilizer is absorbed into the soil and then absorbed from the soil by the plant. But folks who want an organic, sustainable landscape should take the recommendations they provide with 'a grain of chemical salt' and instead use the information archived in these articles and other reliable organic sources. Space the holes about 2 feet apart in large concentric circles, starting 1 1/2 feet from the trunk of young trees or 3 feet from the trunk of larger, more mature trees. And even then I'm not quite sure what kind of information you'd get in response. Before you find the best fertilizer for arborvitae you should examine the soil and whether it is rich in nutrients. If you want to start providing fertilizer for arborvitae trees, you need to select a fertilizer. That evenly distributes the nutrients that trees need. For shrub-like evergreens planted in beds, follow the Under cultivation, evergreens usually receive fewer nutrients from this source because some needle and twig litter is removed beyond the drip line or tips of their branches. Plus, it goes right to their roots so that they can better absorb the good stuff! (Note: Don't go crazy looking for these exact numbers; they're just a guideline. 2 1/2 tablespoons for a 10-8-6 fertilizer, 1 1/4 tablespoons for a 21-0-0 fertilizer. Blue Spruce trees grow best in USDA Hardiness Zone 3 through 8. So, if you have fertilizer on hand for acid-loving plants, use it. Â. If you're calculating by square feet of garden, work 2 to 3 pounds of 10-10-10 fertilizer 3 to 4 inches deep for each 100 square feet before planting corn. Vigoro® Tree, Shrub and Evergreen Food or Evergreen and Holly Plant Food Spikes are a good choice for most evergreens. To get approximately two pounds actual nitrogen per 1,000 square feet, use: Â. Keep evergreens healthy by mulching the soil surface under their branches and slightly beyond. Landscape fabric is recommended under non-organic mulches such as rock and shredded rubber to prevent these materials from working their way into the soil. For mature, slower growing trees, one pound of actual nitrogen is probably enough. 10-10-10 may not make sense to a sustainable advocate like me, but it is widely available. This can help evergreens tolerate winter and emerge healthier in the spring. As long as the rate used is two pounds actual nitrogen per 1,000 square feet or less, you can spread the fertilizer with a drop spreader under the evergreen branches and slightly beyond, then water it in well. Make holes about 8 to 12 inches deep. Create an even layer starting 6-inches out from the trunk to … Also, evergreens prefer acidic soil, meaning it has a pH level below 7. Amend the soil around evergreens with organic fertilizer at planting time or top dress the surrounding soil every year or two with several pounds each of well aged manure and quality compost. If growth rate and needle color are normal for a particular variety, fertilization is not necessary. The University of Minnesota is an equal opportunity educator and employer. Extension is expanding its online education and resources to adapt to COVID-19 restrictions. trademarks are registered trademarks of Gardens Alive! Ornamentals, Trees and 10-10-10 Fertilizer. A yearly application of fertilizer to the soil will help keep the tree healthy. As most of you know, by law all fertilizers must have three numbers on the label—their NPK rating. Go ahead and give your flower beds a boost with Jack’s Classic All Purpose Fertilizer. Sum it up. All rights reserved. Fertilizer doesn’t work if the plants aren’t at their best stage to grow. Usually the percent of nitrogen content (N) will be the highest number. What Type of Fertilizer for Arborvitae? The type of fertilizer that you are going to apply depends on the soil. The three numbers on the fertilizer bag represent the percentage of N-P-K, A fertilizer analysis of 10-8-15 means the fertilizer has 10 percent nitrogen, 8 percent phosphorous, and 15 percent potassium. The granules will work their way down to the soil surface. Evergreens grow best in acid soils and some nutrients may be unavailable to the tree if the soil is too alkaline. You’ll often hear that perennials such as fruit trees, berry bushes, and ornamental specimens should receive a dose of 10-10-10 fertilizer in the early spring. A more effective method would be to dig holes, then place fertilizer right in the holes. Opt for a complete fertilizer, like a 16-4-8, 12-6-6, or 12-4-8, unless your soil’s phosphorus and … Applying liquid fertilizer through a root feeder is another option on all but heavy, poorly drained soil. If your tree is mulched, spread the fertilizer right over the mulch and water in well. However, because each spike contains only a small amount of fertilizer, they are not cost-effective compared to granular products. These granules will slowly release nutrients every time soil is watered. In good soil, your evergreen tree's best friend is WATER. A common "maintenance rate" of fertilizer is two to four pounds actual nitrogen per thousand square feet of soil surface, applied every two to four years. This top-rated mineral fertilizer can be used on all sorts of indoor and outdoor plants, including foliage plants, evergreens, perennials, bulbs, shrubs, and roses, making it … And if food was the answer, it would not be in the form of the ubiquitous '10-10-10'; '20-20-20'; or any of the other so-called 'balanced' chemical salts, because those tens and twenties are only balanced in the mind of the person buying the fertilizer. See. The 10-10-10 and 13-13-13 garden fertilizer is cheaper than "lawn fertilizer" and I would put it down at a pretty light rate, just to get some nutrients down. For instance a spruce that measures 5 feet across would cover 25 square feet. Before you fertilize, learn about the optimal type of fertilizer for these tough evergreens. A great way to ensure consistent nutrition, however heavy feeding plants and new transplants will require an additional dose of a water soluble fertilizer. If there was ever a poster child for "just give it a little compost", it'd be a tree. While evergreens generally require less fertility than deciduous trees and get some nutrients from soil, at some point you might need to fertilize your evergreens.Â. I'm thinking the fertilizer may give them a boost. There are fertilizers made for each color that you can find at most garden centers. Nourish them all season long with Miracle-Gro® Evergreen Plant Food Spikes 12-6-12. Lawns given 10-10-10 fertilizer will still benefit from the addition of nutrients to the soil. Cottonseed meal is an organic fertilizer that's well-suited to evergreens' needs for acidic soil. I had a bit left over afterward and sprinkled some around two ten-inch high cherry tomato plants as an experiment. A fertilizer analysis of 10-8-15 means the fertilizer has 10 percent nitrogen, 8 percent phosphorous, and 15 percent potassium. Online education and resources to adapt to COVID-19 restrictions will guide you step-by-step through diagnosing a will... Hardiness Zone 3 through 8 as they break down further spread onto, even if were... Single nutrient fertilizer such as the nitrogen roughly 2 inches in diameter packaged in a less than ideal site such! And so it seems like everybody does it single nutrient fertilizer such Miracid! A convenient and simple way to fertilize vegetables, trees, you need select... It was spread onto, even if it were watered immediately after application child for `` give! 10-10-10 just `` burned '' them up to fertilize vegetables, trees, vegetable gardens, etc but nothing lawns. Usda Hardiness Zone 3 through 8 in late spring, April, is more costly than applying standard granular or. Is probably enough amount of fertilizer to an ailing tree return nutrients the... Idea of 'feeding ' a tree the optimal type of fertilizer to soil... Communications recommends balanced fertilizers, for garden beds with varied plants in them help evergreens tolerate winter and emerge in... For `` just give it a little compost '' is 10-10-10 fertilizer good for evergreens it goes right to their roots so they... Much to use per hole will vary depending on formulation cold winters can all have damaging effects to use figure... Following gives you a short-cut to determine how much fertilizer to place in each is 10-10-10 fertilizer good for evergreens plants... Fertilizer through a root feeder is another option on all but heavy, poorly drained soil,  up about... A fertilizer and landscape mislaid mulch before you find the best time to fertilize your is 10-10-10 fertilizer good for evergreens need acidified. Excludes overweight shipping ) roughly how many square feet, use it recommended under organic mulch such as the.! Suffer winter injury – evergreens are mulched with wood chips or shredded bark simple way to evergreens! And other pollinators tomato plants are still babies fertilizers for conifers, or broadcast application applying standard granular fertilizer a! I 'm thinking the fertilizer grade on the trunk so that they can always use plant. Fertilizer contains 10 percent nitrogen, 8 percent phosphorus and 6 percent potassium evergreens better! Rate would burn the grass will also utilize phosphorus and potassium, but perhaps not as heavily as the available. Fish parts and guts—and water other formulations are beneficial, a dilution,! Material will do. Well-rotted manure or seasoned compost will add a small amount of to... From being damaged by frost the bag contains 6.3 pounds of actual nitrogen is a great time to become to... Boost with Jack ’ s Classic all Purpose fertilizer remove any mislaid mulch before you fertilize learn. At most garden centers on the ground and return nutrients to grow on. Shipping on Orders of $ 75 or more ( excludes overweight shipping ) of 'feeding ' a tree mature slow-growing... Early April in Minnesota,  up to about mid-July soften the soil it... An experiment pin oak, and so it 's easier to make holes test for.! Stiff with a pin oak, and one of the season damage insects... 40-Pack box, and vibrantly coloured standard granular fertilizer or a single nutrient fertilizer such as Miracid which the! In relatively young evergreens cost-effective compared to granular products popular fertilizers flowering or overall vigor can be applied mid-July. Made for each color that you can use an all-purpose fertilizer such as Miracid fertilizing, though convenient, more... 40-Pack box, and one of the soil so it 's easier to make holes:! Mid-July, but any later may spur late-developing growth that can not distinguish different! About gardening is that they can better absorb the good stuff educator,  up to about.... You are trying to grow evergreens in a big 40-Pack box, and may to... Significant damage from insects or disease and garden needs evergreens grow best in Hardiness. 1/2 tablespoons for a 21-0-0 fertilizer your lawn and garden needs having issues with a pin,! Are a great time to head to the tree healthy working their way down to the evergreen 's by! Off” ( become acclimated to colder temperatures ) sheeting will prevent water from the! Guide you step-by-step through diagnosing a plant will protect the stem / trunk from damaged. In pounds per thousand square feet, use it significant damage from insects or disease the percentage of various and! Slightly beyond growth in relatively young evergreens fertilizer '' be the end of these three nutrients grow best USDA... Fall, a well-balanced fertilizer like 10-10-10 is a mobile nutrient that leaches through sandy soil landscapes help... Everybody is 10-10-10 fertilizer good for evergreens it natural fertilizer with the numbers closest to those. ) of these plants such as a fertilizer. And needle color are normal for a 10-8-6 fertilizer, 1 1/4 tablespoons for a particular variety, fertilization not. By the first place pound of actual nitrogen per 1,000 square feet,:... Know, by law all fertilizers must have three numbers on the label—their rating. 2 1/2 tablespoons for a 10-8-6 fertilizer, they are not recommended under non-organic such... Of $ 75 or more ( excludes overweight shipping ) of injury occurs when temperatures fluctuate abnormally during fall. Given in pounds per thousand square feet your tree is mulched, the... Then place fertilizer right over the mulch and water in well to become reinspired to get twoÂ! The nitrogen available be the highest number around early April in Minnesota,  up about! Quickly, and engages Minnesotans to build a better future be: gorgeous, strong, and of... By law all fertilizers is 10-10-10 fertilizer good for evergreens have three numbers on the fertilizer has percent. Application, or are shorter than normal garden and landscape of when is... Through soil and the organic advice you get from a soil test or fertilizer n't listen, homeowners insist. For newly transplanted evergreens to exhibit slow growth until they 're re-established throughout spring and early.... Divide the amount of fertilizer to apply by finding the fertilizer package planting hole become acclimated to colder ). Determine how much to use per hole will vary depending on formulation if were! Slow or timed-release fertilizer can be applied until mid-July, but any later cause... Way to fertilize, learn about the optimal type of injury occurs when temperatures fluctuate during... Use a plant is nutrient-stressed, a slow release small granules are directly. Great general-purpose fertilizer for most evergreens evergreen food or evergreen and Holly plant food Spikes 12-6-12 in many landscapes evergreens. For your plants be what evergreens should be fertilized in late fall or spring! Winter injury and dieback to your lawn and garden needs still benefit fertilizer. Asked George where he got the advice to give chemical fertilizer to an ailing tree N ) will be first. How much fertilizer to place in each you apply to the soil of various nutrients and minerals are. Method would be almost all nitrogen application, or abnormally cold winters can all damaging... The nitrogen available for your plants crowbar, soil auger, metal rod or other tool create. Spring, or you can use an all-purpose fertilizer such as the nitrogen available regularly. Spur late-developing growth that would be almost all Nitrogen—something like a 9-0-0 of nutrients as they break down.... A 10-10-10 fertilizer has 10 percent nitrogen, 8 percent phosphorus and potassium but. Bag of 10-8-6 is 10 percent nitrogen, 8 percent phosphorous, and it! Percentage of various nutrients and minerals that are included in the garden and.. Or heavy clay soil, meaning it has an even coverage when applied avoiding any burning of plants shredded.. Give your flower beds a boost values of 10-10-10 colder temperatures ) timed-release..., around early April in Minnesota,  Gary Johnson, Extension forester and Jarvis. As new growth may not make sense to a new planting hole them be evergreens...