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Best Fertilizer For Boxwood Shrubs (2024 Updated)

If you’re looking for a way to make your boxwood shrubs stand out in your garden, using the right fertilizer is crucial. With so many different options on the market, it can be overwhelming to determine which one is best for your shrubs. Before making a purchase, there are a few factors you should consider.

First and foremost, it’s important to understand the nutritional needs of your boxwood shrubs. Boxwoods require specific nutrients, such as nitrogen, phosphorus, and potassium, in order to grow and thrive. Additionally, you’ll want to take into account the soil pH and moisture levels in your garden, as these can play a role in how well the fertilizer works.

When shopping for fertilizer for your boxwood shrubs, you may also want to think about the environmental impact. Look for products that use organic and natural ingredients, rather than harsh chemicals that can harm both your plants and the environment. Additionally, consider the cost and frequency of application, as well as the overall effectiveness of the product.

Are your boxwood shrubs looking lackluster? Do you want to ensure they’re getting the nutrients they need to grow strong and healthy? Our guide to choosing the best fertilizer for your boxwood shrubs has everything you need to know before making a purchase. Are you curious about the environmental impact of different fertilizers? Want to learn more about the specific nutrients your boxwoods require? Keep reading to find out.

10 Best Fertilizer For Boxwood Shrubs

# Product Image Product Name Product Notes Check Price
1
Protecting and feeding trees and shrubs for 12 months.
2
This product is ideal for fertilizing evergreen trees, shrubs, and plants grown in containers or on patios.
3
Ideal for feeding trees and shrubs with a quick nutrient boost through easy-to-use spikes.
4
Ideal for feeding trees, shrubs, and evergreen plants with essential nutrients for growth and healthy foliage.
5
It is ideal for fertilizing shrubs and trees with time-release formula and comes in a package of 15 spikes.
6
Ideal for fertilizing trees and shrubs, comes in spike form with 15 included.
7
Ideal for fertilizing trees and shrubs with convenient, easy-to-use spikes.
8
Ideal for protecting and nourishing trees and shrubs for 12 months, promoting growth, and preventing insect and disease damage.
9
It is ideal for providing continuous nutrition to flowering trees and shrubs.
10
This plant food is ideal for feeding and promoting healthy growth in flowering trees and shrubs.
Protecting and feeding trees and shrubs for 12 months.
This product is ideal for fertilizing evergreen trees, shrubs, and plants grown in containers or on patios.
Ideal for feeding trees and shrubs with a quick nutrient boost through easy-to-use spikes.
Ideal for feeding trees, shrubs, and evergreen plants with essential nutrients for growth and healthy foliage.
It is ideal for fertilizing shrubs and trees with time-release formula and comes in a package of 15 spikes.
Ideal for fertilizing trees and shrubs, comes in spike form with 15 included.
Ideal for fertilizing trees and shrubs with convenient, easy-to-use spikes.
Ideal for protecting and nourishing trees and shrubs for 12 months, promoting growth, and preventing insect and disease damage.
It is ideal for providing continuous nutrition to flowering trees and shrubs.
This plant food is ideal for feeding and promoting healthy growth in flowering trees and shrubs.

1. Bioadvanced 12 Month Tree And Shrub Protect And Feed, Granules, 4 Lb

Protect your trees and shrubs from pests and insects for up to a year with this powerful insect and pest killer. With just one application, this product effectively kills Japanese Beetles, Emerald Ash Borers, Adelgids, Leafminers, Aphids, and many more. This systemic protection works from the roots to the stem of every leaf, ensuring your potted and outdoor plants are safe from infestations.

This product also includes slow-release fertilizer that not only kills pests but also improves the health of your plants. With this product, you can provide your trees and shrubs with the nutrients they need to thrive.

Please note that this product is not for sale in CT, MD, MA, ME & VT. It is also not for sale, sale into, distribution, and or use in Nassau, Suffolk, Kings and Queens counties of NY.

Pros

  • Provides 12 months of protection against pests and insects
  • Effectively kills a variety of pests including Japanese Beetles, Emerald Ash Borers, Adelgids, Leafminers, Aphids, and more
  • Includes slow-release fertilizer that improves the health of plants
  • Works systemically from the roots to the stem of every leaf

Cons

  • – Not available for sale or use in some states and counties

2. Nutristar Evergreen Fertilizer For Container Growth.

The Plant Food for Trees, Shrubs, and Evergreens is an essential nutrient source for your plants. It features a balanced composition of Nitrogen (21%), Phosphate (6%), and Soluble Potash (8%) with five different nitrogen sources to ensure a constant feed. The product also contains important micronutrients that help plants achieve maximum health. It is an excellent source of nutrients and minerals for in-ground and container-grown trees, shrubs, and evergreens, including popular species like Oak, Willow, Ash, Maple, Pine, Mulberry, Yaupon, Oleander, Viburnum, Boxwood, Cleyera, Spirea, Ground Covers, Hollies, Nandina, Loropetalumns, and more.

This Patio Indoor Outdoor Plant Fertilizer is a great choice for promoting beautiful and lush foliage growth. It provides balanced nutrition to the plants, ensuring they receive the right amount of nutrients at the right time, which results in immediate and lasting benefits. Upon application, your plants receive an immediate boost that continues to feed them for an extended period.

Nelson Plant Food has been the leading landscaper's choice for plant nutrition for over 30 years. Their products are horticulturally correct for each type of plant, which is achieved through extensive research to ensure plants receive the correct nutrition with each NutriStar or ColorStar product. The superior quality of their products is evident in their ability to provide immediate results and lasting benefits.

Pros

  • Contains a balanced composition of Nitrogen, Phosphate, and Soluble Potash.
  • Provides important micronutrients for maximum plant health.
  • Suitable for in-ground and container-grown trees, shrubs, and evergreens.
  • Promotes beautiful and lush foliage growth.
  • Provides immediate and lasting benefits.
  • Products are horticulturally correct for each type of plant.
  • Extensively researched to ensure plants receive the correct nutrition.

3. Miracle-Gro Tree & Shrub Plant Food Spikes, 12 Spikes/pack, 12 Count (Pack Of 1)

Looking for a product that can help promote vibrant color and lush foliage in your garden? Look no further than these easy-to-use spikes! Made with natural ingredients, these spikes are perfect for feeding your trees and shrubs once per season in both Spring and Fall.

Not only are these spikes great for promoting healthy growth in your garden, they are also perfect for use on evergreens and acid loving plants. The nutrients are released directly into the root zone, helping to promote strong and healthy trees and shrubs.

With these spikes, you can rest easy knowing that your garden is getting the nutrients it needs to thrive. So why wait? Give them a try today and see the difference for yourself!

Pros

  • Promotes vibrant color and lush foliage
  • Contains natural ingredients
  • Easy-to-use spikes release nutrients directly into the root zone
  • Great for use on evergreens and acid loving plants

4. Treeboost Fertilizer Spikes – Nature's Growth Secret

The fertilizer spikes are a perfect fit for all deciduous trees and shrubs. They are very easy to use and do not leave behind any wasteful runoff, mess, hazards or smells. The spikes are formulated in a way that they provide a continuous supply of nutrients below the surface, where the active roots of the trees grow. This ensures that the trees get the required nutrients without any hassle. The fertilizer spikes are designed to feed the trees throughout the season, so there is no need to worry about fertilizing them again and again. The best part is that the spikes do not require any mixing or measuring, making them very convenient to use.

Pros

  • Easy to use and convenient
  • Provides a continuous supply of nutrients below the surface
  • Does not require any mixing or measuring
  • Feeds the trees throughout the season

5. Jobe’s, 01660, Fertilizer Spikes, Tree & Shrubs, Includes 15 Spikes, 12 Ounces, Brown

Jibe's tree spikes are a pre-measured and easy-to-use fertilizer solution for all trees and shrubs. With its time-release formula, the spikes nourish the roots continuously throughout the season. These spikes provide a constant supply of nutrients to the roots, which are essential for the growth of active roots. Jibe's tree spikes are simple to insert around each tree's drip line, provide no wasteful runoff, no mess, hazards, or smells. It is perfect for an easy application in early spring and late fall.

The Jibe's tree spikes are available in four different analysis options: (16-4-4) with 5 spikes, (15-3-3) with 9 spikes, (16-14-4) with 15 spikes, and 160 spikes. The spikes are designed to provide the right amount of nutrients for the trees and shrubs. These spikes give a slow-release formula that feeds the plants all season, ensuring that they get the required nutrients for continuous growth and development. With these spikes, trees and shrubs will have a healthy root system and lush foliage throughout the season.

Jibe's tree spikes are a mess-free, effortless, and efficient way to fertilize trees and shrubs. They are a great option for those who want to give their trees and shrubs the right amount of nutrients without the hassle of traditional fertilization methods. The spikes provide a continuous supply of nutrients to the roots, promoting healthy growth and development of the plants. These spikes are highly recommended for those who want to ensure their trees and shrubs thrive season after season.

Pros

  • Pre-measured and easy-to-use fertilizer solution for all trees and shrubs
  • Time-release formula nourishes the roots continuously throughout the season
  • No wasteful runoff, no mess, hazards, or smells
  • Four different analysis options for different trees and shrubs
  • Efficient way to fertilize trees and shrubs

Cons

  • – May not be suitable for those who prefer traditional fertilization methods

6. Purely Organic Products Purely Organic Tree & Shrub Fertilizer Plant Food Spikes (Box Of 6 Spikes)

The 5 Inch TruSpikes are a perfect solution for feeding trees, evergreens and shrubs. These spikes are packed with fertilizer and are fast acting, long lasting and provide robust nutrition to the plants. The spikes are easy to hammer in and do not require a cap, thus saving time and effort. The spikes are made of a durable material that will not break, crush, or shatter. The Rich Molasses Formula of the spikes is OMRI Listed for Organic Use. The spikes are simple to use and provide continuous fertilization if used once per season, early spring, and late fall. The Nutrient Rich 7-0-2 Formula contains natural ingredients and provides 7% Nitrogen for plant growth and color; and 2% Potassium for strong roots. The fertilizer spikes release nutrition directly into the root zone of the plants, promoting stronger trees and shrubs without over-fertilizing or runoff.

If you're looking for a hassle-free and effective way to fertilize your trees and shrubs, the 5 Inch TruSpikes are an excellent choice. The spikes are durable, easy to use, and provide continuous fertilization throughout the season. The Nutrient Rich 7-0-2 Formula is made of natural ingredients and provides the necessary nutrients for healthy plant growth. The spikes release the fertilizer directly into the root zone, which ensures that the plants receive the nutrition they need without over-fertilizing or runoff. The Rich Molasses Formula is OMRI Listed for Organic Use, which makes it an eco-friendly and sustainable choice for your garden.

These spikes are a must-have for any gardener who wants to ensure that their plants receive the necessary nutrition for healthy growth. The spikes are fast acting, long lasting, and provide robust nutrition to the plants. The Nutrient Rich 7-0-2 Formula contains natural ingredients that are safe for the environment and provide the necessary nutrients for healthy plant growth. The spikes are easy to use and can be applied once per season, early spring, and late fall, which ensures that the plants receive continuous fertilization. The spikes are made of a durable material that will not break, crush, or shatter, making them a reliable choice for your garden. The fertilizer spikes release nutrition directly into the root zone of the plants, which promotes stronger trees and shrubs without over-fertilizing or runoff.

Pros

  • The 5 Inch TruSpikes are easy to use and do not require a cap, saving time and effort.
  • The spikes are made of a durable material that will not break, crush, or shatter.
  • The Nutrient Rich 7-0-2 Formula contains natural ingredients that are safe for the environment and provide the necessary nutrients for healthy plant growth.
  • The spikes provide continuous fertilization if used once per season, early spring, and late fall.
  • The fertilizer spikes release nutrition directly into the root zone of the plants, which promotes stronger trees and shrubs without over-fertilizing or runoff.

Cons

  • – The 5 Inch TruSpikes may not be suitable for small plants or seedlings.
  • – The spikes may not be effective if used incorrectly or if the soil conditions are poor.

7. Bioadvanced 12 Month Tree And Shrub Protect And Feed Ii, Concentrate, 1 Gal

Protect your trees and shrubs for up to a year with just one application of this insect and pest killer. It not only kills listed insects but also prevents new infestations for up to 12 months. You can easily get rid of Japanese Beetles, Emerald Ash Borers, Adelgids, Leafminers, Aphids, Caterpillars, and more.

This slow-release fertilizer not only kills pests but also improves the health of your trees and shrubs. It is a systemic protection that safeguard your potted and outdoor plants from the roots to the stem of every leaf.

Please note that this product is not available for sale in NY, CT, MD, MA, ME, & VT.

Pros

  • Provides protection for up to a year with just one application
  • Kills listed insects and prevents new infestations for 12 months
  • Improves the health of trees and shrubs with slow-release fertilizer
  • Systemic protection for potted and outdoor plants

Cons

  • – Not available for sale in NY, CT, MD, MA, ME, & VT

8. Scotts Evergreen Flowering Tree & Shrub Continuous Release Plant Food 3-Pound

Enhance the growth of your acid-loving trees and shrubs with this high-quality plant food. Suitable for a wide range of plants including dogwoods, magnolias, hydrangeas, and evergreens, this plant food encourages vigorous root growth and lush foliage. It is an excellent source of nourishment for your plants, feeding them for up to two months.

This plant food is incredibly easy to use, simply apply it directly to the soil around your plants, and let it work its magic. When used as directed, it is safe for your plants and won't cause any harm or burn them. Follow the manufacturer's instructions for the best results and watch your plants thrive.

Overall, this acid-loving plant food is an excellent investment for any gardener who wants to see their plants grow healthy and strong. It is safe, easy to use, and provides long-lasting nourishment to your plants.

Pros

  • Suitable for a wide range of acid-loving trees and shrubs, including dogwoods, magnolias, hydrangeas, and evergreens
  • Encourages vigorous root growth and lush foliage
  • Feeds for up to 2 months
  • Easy to use—simply apply directly to soil
  • Safe—won't burn your plants when used as directed

9. Shake 'n Feed Flowering Trees And Shrubs Plant Food

The Natural Ingredients Tree and Shrub Fertilizer is perfect for anyone looking to keep their flowering trees, shrubs, and acid-loving plants healthy and vibrant. This fertilizer is specially formulated with natural ingredients that feed the microbes in the soil, which helps to maintain deep, lush green foliage and colorful blooms throughout the season.

This fertilizer is incredibly easy to use and can be applied to plants both in the ground and in containers. It provides continuous release feeding for up to 3 months, ensuring beautiful trees and shrubs all season long. With this fertilizer, plants will get off to a good start and thrive throughout the season.

Overall, the Natural Ingredients Tree and Shrub Fertilizer is a great choice for anyone looking to keep their plants healthy, vibrant, and beautiful all season long.

Pros

  • Contains natural ingredients to feed microbes in the soil
  • Can be used on all flowering trees, shrubs, and acid-loving plants
  • Helps maintain deep, lush green foliage and colorful blooms throughout the season
  • Provides continuous release feeding for up to 3 months
  • Conveniently can be used on plants, both in ground and in containers

Best Fertilizer For Boxwood Shrubs FAQs

Are there any organic fertilizer options for boxwood shrubs?

Yes, there are several organic fertilizer options for boxwood shrubs. One of the best options is compost, which is made of decomposed organic matter and is rich in nutrients. You can make your own compost with kitchen scraps, yard waste, and other organic materials, or you can purchase it from a garden center or nursery. Another organic option is worm castings, which are the excrement of earthworms and are also rich in nutrients. You can apply worm castings directly to the soil around your boxwood shrubs, or you can brew them into a tea and apply the tea as a foliar spray. Other organic fertilizer options for boxwood shrubs include bone meal, blood meal, fish emulsion, and seaweed extract. When choosing an organic fertilizer, be sure to read the label carefully and follow the instructions for application, as different fertilizers may have different nutrient ratios and application rates.

How often should boxwood shrubs be fertilized?

Boxwood shrubs are popular for their versatility and hardiness. They can be used in various landscaping designs, from hedges to topiaries. To ensure that your boxwood shrubs remain healthy and vibrant, it is essential to fertilize them regularly.

The frequency of fertilizing boxwood shrubs depends on several factors, such as the age of the plants, soil quality, and weather conditions. Generally, boxwood shrubs should be fertilized once or twice a year, once in the spring and once in the fall. However, if your soil is nutrient-poor, you may need to fertilize more frequently.

When choosing a fertilizer for your boxwood shrubs, look for one that is specifically formulated for woody plants. Avoid using high-nitrogen fertilizers, as they can promote excessive growth and weaken the shrub's structure. Instead, opt for a balanced fertilizer with a 10-10-10 or 12-12-12 NPK ratio.

It is important to follow the manufacturer's instructions when applying fertilizer to your boxwood shrubs. Over-fertilizing can damage the plants and lead to nutrient toxicity. Be sure to water your shrubs thoroughly after fertilizing to help the nutrients penetrate the soil and reach the roots.

In summary, boxwood shrubs should be fertilized once or twice a year, depending on soil quality and other factors. Choose a balanced fertilizer specifically formulated for woody plants, and be sure to follow the manufacturer's instructions when applying it. With proper fertilization, your boxwood shrubs will thrive and enhance the beauty of your landscape.

What nutrients should be included in boxwood shrub fertilizer?

Boxwood shrubs require a well-balanced fertilizer that provides essential nutrients for their growth and development. The key nutrients that should be included in boxwood shrub fertilizer are nitrogen, phosphorus, and potassium. Nitrogen is essential for promoting healthy leaf growth, while phosphorus supports root development and helps the plant to establish itself. Potassium is crucial for overall plant health, as it helps to regulate water balance and strengthens the plant against disease and pests.

In addition to these three primary nutrients, boxwood shrubs also require other micronutrients such as iron, magnesium, and calcium. These micronutrients are essential for healthy plant growth and development, and a deficiency in any of these can lead to stunted growth, yellowing leaves, and poor overall health.

It's important to note that the amount and ratio of these nutrients in boxwood shrub fertilizer will depend on the specific needs of your plants and the soil conditions in your area. It's always best to consult with a gardening expert or soil specialist to determine the right fertilizer blend for your boxwood shrubs.

What type of fertilizer is best for boxwood shrubs?

When it comes to boxwood shrubs, the type of fertilizer you choose can significantly impact their growth and overall health. The best fertilizer for boxwood shrubs is one that is high in nitrogen and phosphorus, but low in potassium. This is because boxwood shrubs require a lot of nitrogen to maintain their rich green color and healthy leaf growth. Phosphorus, on the other hand, helps with root development and overall plant growth.

It is also important to choose a slow-release fertilizer that will provide a steady supply of nutrients over time. This will prevent over-fertilization, which can damage the roots and leaves of boxwood shrubs.

When applying fertilizer, it is best to do so in the spring, just as new growth begins to appear. Be sure to follow the manufacturer's instructions carefully and avoid applying too much fertilizer, as this can also harm the plant. With the right fertilizer and proper care, your boxwood shrubs will thrive and add beauty to your landscape for years to come.

When is the best time to fertilize boxwood shrubs?

The best time to fertilize boxwood shrubs is in early spring, just as the new growth is starting to appear. This is typically around March or April, depending on your location and climate. Fertilizing at this time will give the boxwood shrubs the nutrients they need to support healthy growth throughout the growing season. It is important to choose a fertilizer that is specifically formulated for boxwood shrubs, as they have unique nutritional needs. You should also be careful not to over-fertilize, as this can lead to excessive growth and weaken the shrub's overall health. In addition to fertilizing, be sure to water your boxwood shrubs regularly, especially during periods of hot, dry weather. With proper care and attention, your boxwood shrubs will thrive and provide a beautiful addition to your landscape.

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