Fertilizer for Boxwoods: Cultivating Vibrant Greens


Fertilizer for Boxwoods: Cultivating Vibrant Greens

Fertilizer for Boxwoods Cultivating Vibrant Greens

Creating a lush and vibrant garden involves more than just planting. Choosing the right fertilizer for your boxwoods is crucial for their health and appearance. In this comprehensive guide, we’ll delve into the world of boxwood care, exploring the best fertilizers and expert gardening tips to cultivate those beautiful greens.

Understanding Boxwoods

Boxwoods (Buxus) are versatile evergreen shrubs prized for their dense foliage and classic appeal. Whether used as hedges, borders, or standalone features, these plants require specific care to thrive. Let’s explore the essential aspects of boxwood care.

The Role of Fertilizer for Boxwoods

Boxwoods benefit significantly from proper fertilization. The right blend of nutrients enhances growth, ensures vibrant green foliage, and improves resistance to pests and diseases. Choosing a high-quality fertilizer is the first step in promoting the overall health of your boxwoods.

Types of Fertilizers for Boxwoods

Selecting the appropriate fertilizer involves understanding the different types available. From granular to liquid formulations, each has its advantages. We’ll break down the options to help you make an informed decision about your boxwoods.

Here are some types of fertilizers for boxwoods, categorized by type:

Slow-release granular fertilizers:

  • Osmocote Smart-Release Plant Food (10-6-4): This popular option provides consistent feeding throughout the season with minimal risk of burn.
  • Miracle-Gro Evergreen Feeding Plant Food (10-6-4): Another well-known brand, offering sustained nourishment for evergreens like boxwoods.
  • Scotts Evergreen Flowering Tree & Shrub Continuous Release Plant Food (3-Pound): This fertilizer features a slower-release formula and includes micronutrients for additional plant health benefits.
  • Jobe’s Organics Evergreen Fertilizer Spikes (6-4-4): These slow-release spikes are easy to use and provide long-lasting nourishment.

Liquid fertilizers:

  • Miracle-Gro All Purpose Plant Food (NPK 20-20-20): This concentrated liquid fertilizer can be diluted and applied directly to the soil for a quick nutrient boost.
  • Jobe’s Organics Evergreen Fertilizer (20-20-20): Similar to the Miracle-Gro option, this organic liquid fertilizer offers a balanced NPK ratio for all-around plant growth.
  • Neptune’s Harvest Fish & Seaweed Fertilizer (2-3-1): This fish and seaweed-based formula is rich in micronutrients and promotes healthy soil microbial activity.


Organic fertilizers:

  • Espoma Holly-tone Fertilizer (4-3-4): This organic fertilizer is specially formulated for acid-loving plants like boxwoods and includes slow-release granules for extended nourishment.
  • Black Kow composted cow manure: While not technically a fertilizer, composted manure adds organic matter and nutrients to the soil, improving its health and supporting boxwood growth.

Remember to choose a fertilizer appropriate for your specific boxwoods and soil conditions. Consider factors like plant age, soil type, and climate when making your selection. Additionally, be sure to read the product labels carefully and follow the application instructions for optimal results.

Best Practices for Fertilizing Boxwoods

Best Practices for Fertilizing Boxwoods

Timing Is Key

Knowing when to apply fertilizer is crucial. Early spring, before new growth begins, is an ideal time. A second application in late spring or early summer can provide an extra boost. Avoid fertilizing in late summer to prevent stimulating growth susceptible to winter damage.

Dos and Don’ts of Fertilizing


  • Choose a balanced fertilizer: A well-balanced blend with equal nitrogen, phosphorus, and potassium promotes overall health.
  • Water before fertilizing: Ensure the soil is adequately moist before applying fertilizer to prevent root burn.
  • Use slow-release formulations: These provide a steady nutrient supply over an extended period.


  • Over-fertilize: Too much fertilizer can harm boxwoods. Follow recommended dosage guidelines.
  • Fertilize stressed plants: Avoid applying fertilizer to unhealthy or drought-stressed boxwoods.

Organic Boxwood Fertilizer

Opting for organic options promotes soil health and sustainability. Discover the benefits of using organic fertilizers, including improved nutrient absorption and enhanced microbial activity in the soil.

Slow-Release Fertilizer for Boxwoods

Explore the advantages of slow-release fertilizers. These formulations provide a steady release of nutrients, reducing the risk of over-fertilizing and ensuring a consistent supply for your boxwoods.

Slow-Release Fertilizer for Boxwoods

Common Issues and Troubleshooting

Yellowing Leaves: Nutrient Deficiency?

Uncover the potential causes behind yellowing boxwood leaves and learn how the right fertilizer can address nutrient deficiencies, restoring your plant’s vitality.

Fertilizer Burn: A Cautionary Tale

Too much of a good thing can be detrimental. Explore the signs of fertilizer burn, its impact on boxwoods, and effective remedies to nurse your plants back to health.

FAQs – Your Boxwood Fertilizer Queries Answered

Can I use a general-purpose fertilizer in boxwoods?

Absolutely, but it’s best to choose a fertilizer specifically formulated for evergreens, ensuring the right nutrient balance for boxwoods.

How often should I fertilize my boxwoods?

In general, once or twice a year is sufficient. However, monitor your plants’ health and adjust the frequency based on their needs.

Is there a risk of over-fertilizing boxwoods?

Yes, over-fertilizing can harm boxwoods. Follow recommended guidelines and observe your plants for signs of stress.

Can I use homemade compost as a boxwood fertilizer?

While compost is beneficial, it might lack specific nutrients. Supplement with a well-balanced boxwood fertilizer for optimal results.

Are liquid fertilizers suitable for boxwoods?

Absolutely. Liquid fertilizers are convenient and effective. Ensure proper dilution to prevent over-fertilization.

Should I fertilize newly planted boxwoods?

Wait until the second growing season before applying fertilizer to newly planted boxwoods. Allow them to establish their root systems first.


Caring for your boxwoods involves selecting the right fertilizer and understanding their unique needs. With the insights shared in this guide, you’re well-equipped to cultivate a thriving boxwood garden. Enhance the beauty of your outdoor space by choosing the best fertilizer for your boxwoods.