10 Best Arborvitae Fertilizers for Healthy, Thriving Evergreens

I’ve tested numerous fertilizers and found that TPS NUTRIENTS liquid formula with its 3.6-3-5.1 NPK ratio delivers rapid nutrient absorption for struggling arborvitae, while Espoma Organic Evergreen-Tone provides excellent long-term organic nutrition with Bio-tone microorganisms. For convenience, Miracle-Gro spikes offer targeted root feeding, and Perfect Plants slow-release granules last 2-3 months between applications. Each fertilizer addresses specific needs, from quick revitalization to sustained feeding, ensuring your evergreens maintain vibrant green color year-round through proper nutrient balance and micronutrient support that transforms ordinary hedges into thriving landscapes.

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Notable Insights

• Choose fertilizers with balanced NPK ratios like 3.6-3-5.1 or 4-3-4 specifically formulated for evergreen trees and arborvitae.
• Liquid fertilizers provide rapid nutrient absorption for stressed trees, while granular options offer slow-release feeding lasting 2-3 months.
• Fertilizer spikes deliver targeted nutrition directly to root zones, minimizing over-fertilization risks and simplifying application schedules.
• Organic options like Espoma Evergreen-Tone provide safe, natural nutrients with Bio-tone formula for sustainable evergreen health.
• Look for fertilizers containing essential micronutrients including iron, magnesium, zinc, and kelp for enhanced arborvitae growth and vitality.

TPS NUTRIENTS Arborvitae Tree Fertilizer for Evergreens (32 oz Liquid Plant Food)

TPS NUTRIENTS Arborvitae Tree Fertilizer stands out as the top choice for gardeners who want specialized nutrition that’s specifically formulated for evergreen trees and shrubs. This 32-ounce liquid fertilizer delivers a balanced 3.6-3-5.1 NPK formula that promotes vigorous growth throughout the year. You’ll benefit from its nitrogen content, which enhances green foliage, while potassium encourages deep root development for stronger trees. The formula includes kelp and essential micronutrients like iron, magnesium, zinc, and manganese that boost overall plant health. You can easily apply this liquid fertilizer, and it effectively addresses common problems like slow growth, nutrient deficiencies, and discoloration in arborvitae species.

Best For: Gardeners seeking specialized nutrition for arborvitae and evergreen trees who want to address slow growth, nutrient deficiencies, and discoloration while promoting dense, healthy foliage and strong root development.

Pros:

• Balanced 3.6-3-5.1 NPK formula with kelp and essential micronutrients specifically designed for arborvitae and evergreens
• Easy-to-apply liquid formulation that delivers long-term results and effectively revives struggling trees
• Contains targeted nutrients like nitrogen for green foliage and potassium for deep root growth, plus iron, magnesium, zinc, and manganese

Cons:

• Bottle design lacks a cap, requiring tape or alternative sealing solutions after use
• 32-ounce size may not be cost-effective for gardeners with extensive evergreen plantings
• Specialized formula limits use to arborvitae and evergreens rather than being a multi-purpose fertilizer

Evergreen Fertilizer by Perfect Plants | Slow Release Tree and Shrub Food (32oz)

Gardeners seeking a reliable, long-lasting fertilizer solution will find Perfect Plants’ Evergreen Fertilizer delivers consistent nutrition through its slow-release granular formula. This 32-ounce fertilizer feeds your arborvitae, boxwood shrubs, juniper, and other evergreens for 2-3 months per application, eliminating frequent feeding schedules. You’ll appreciate how the granules dissolve gradually with regular watering, providing steady nutrient delivery without the hassle of liquid fertilizers.

The premium blend contains essential micronutrients including calcium, boron, iron, and zinc, which promote vigorous root development and maintain lush, year-round foliage color. Perfect Plants crafted this formula using over 40 years of horticultural expertise in the USA, ensuring you receive proven nutrition for vibrant landscapes and healthy privacy hedges.

Best For: Homeowners and landscapers who want a convenient, long-lasting fertilizer solution for evergreen trees and shrubs without the hassle of frequent liquid feeding schedules.

Pros:

• Slow-release formula provides 2-3 months of consistent nutrition with each application
• Contains essential micronutrients (calcium, boron, iron, zinc) that promote vigorous root development and year-round color
• Made in USA by Perfect Plants Nursery with over 40 years of proven horticultural experience

Cons:

• 32oz size may not be sufficient for large properties with many evergreen plants
• Granular formula requires regular watering to activate and dissolve properly
• Limited to evergreen species and may not be suitable for deciduous trees or flowering shrubs

Miracle-Gro Tree and Shrub Plant Food Spikes (12 Spikes)

Homeowners managing multiple arborvitae or large specimens will find Miracle-Gro Tree and Shrub Plant Food Spikes exceptionally convenient for long-term feeding schedules. These pre-measured spikes deliver a balanced 15-5-10 NPK ratio directly to root zones, providing steady nutrition without frequent reapplication. You’ll appreciate the simple installation process, driving spikes two inches below soil surface around your tree’s drip line, maintaining three-foot spacing between applications. Each package contains twelve spikes, sufficient for feeding three smaller trees or one large specimen with extensive root systems. The slow-release formula feeds continuously for months, requiring only spring and fall applications to maintain ideal arborvitae health and vibrant foliage throughout growing seasons.

Best For: Homeowners with multiple trees and shrubs who want a convenient, long-term feeding solution that requires minimal maintenance and provides steady nutrition throughout the growing season.

Pros:

• Slow-release formula provides continuous feeding for months with only twice-yearly application
• Simple installation process with pre-measured spikes that eliminate guesswork and prevent over-fertilizing
• Highly rated by customers (4.5/5 stars) with proven results for improved foliage health and growth

Cons:

• Limited quantity of 12 spikes may not be sufficient for larger properties with multiple trees
• Plastic installation caps are prone to breaking during use
• Mixed user experiences with some finding the spikes difficult to install properly

Espoma Organic Evergreen-Tone 4-3-4 Natural Fertilizer for Evergreen Trees & Shrubs (18 lb. Bag)

Organic gardening enthusiasts who prioritize environmental safety and natural plant nutrition will find Espoma Organic Evergreen-Tone 4-3-4 an exceptional choice for their arborvitae care routine. This certified organic fertilizer delivers a balanced 4-3-4 nutrient ratio with 5% sulfur, specifically formulated for needle-bearing evergreens like your arborvitae trees. You’ll appreciate the ready-to-use granular formula that requires no mixing, making application straightforward during spring and fall feeding schedules. The Bio-tone enhanced blend contains premium natural ingredients without toxic chemicals or sewage sludge, ensuring safe application around your family and pets. Espoma’s 18-pound bag provides excellent value for multiple trees while supporting sustainable gardening practices.

Best For: Organic gardening enthusiasts who want a safe, certified organic fertilizer specifically formulated for evergreen trees and shrubs including arborvitae, pine, fir, spruce, juniper, azaleas, rhododendrons, and camellias.

Pros:

• Certified organic with no toxic chemicals or sewage sludge, making it safe for families and pets
• Ready-to-use granular formula requires no mixing and provides balanced 4-3-4 nutrition with added sulfur
• Enhanced with exclusive Bio-tone formula and comes in an 18-pound bag offering excellent value for multiple trees

Cons:

• Requires twice-yearly application in spring and fall, increasing maintenance schedule
• 18-pound bag size may be excessive for gardeners with only a few small evergreen plants
• Organic formulation may show slower results compared to synthetic fertilizers

Miracle-Gro Shake N Feed Plant Food for Flowering Trees and Shrubs (8 lbs)

When you’re seeking a fertilizer that combines convenience with thorough nutrition, Miracle-Gro Shake N Feed Plant Food for Flowering Trees and Shrubs delivers an impressive blend of natural ingredients specifically formulated for acid-loving plants. This 8-pound formula incorporates kelp, earthworm castings, bone meal, and feather meal to enhance overall plant health while promoting vibrant foliage and blooms. You’ll appreciate the extended feeding duration of up to three months, which reduces maintenance frequency compared to traditional fertilizers. Application involves spreading the granules evenly within the branch spread, avoiding trunk contact, then lightly working into soil before watering. For ideal arborvitae performance, you should reapply every three months throughout the growing season.

Best For: Gardeners with acid-loving flowering trees and shrubs who want a convenient, long-lasting fertilizer that reduces maintenance frequency while promoting vibrant blooms and healthy foliage.

Pros:

• Contains natural ingredients like kelp, earthworm castings, bone meal, and feather meal for comprehensive plant nutrition
• Provides up to 3 months of feeding, reducing the frequency of reapplication compared to traditional fertilizers
• Works for both in-ground and container plants, offering versatility for different gardening setups

Cons:

• Specifically formulated for acid-loving plants, limiting its use for plants that prefer neutral or alkaline soil
• Requires careful application to avoid contact with trunk or foliage, which may be challenging for inexperienced gardeners
• 8-pound package may be excessive for gardeners with only a few small plants or limited storage space

Fertilizer Spikes for Evergreen Trees & Shrubs (24 Spikes – 6.0 Lbs)

Convenience-seekers who prefer hassle-free fertilizing will find these evergreen fertilizer spikes particularly appealing for their arborvitae care routine. The specially formulated 12-3-3 nutrient ratio provides targeted nutrition, delivering 12% nitrogen for vigorous growth, plus 3% phosphorus and potassium for root development and overall plant health. You’ll appreciate the patented TruSpikes design, which allows easy installation by simply hammering them into the ground without requiring plastic caps or special equipment. Each application feeds your arborvitae continuously for up to three months, making twice-yearly feeding sessions sufficient for ideal growth. The pre-measured spikes prevent over-fertilization while minimizing nutrient runoff, protecting both your plants and local waterways from potential damage.

Best For: Homeowners seeking a convenient, long-lasting fertilization solution for evergreen trees and shrubs who want to minimize maintenance while ensuring proper nutrition.

Pros:

• Easy installation with patented TruSpikes design – simply hammer into ground without special tools or plastic caps
• Provides continuous nutrition for up to 3 months per application, requiring only twice-yearly feeding
• Pre-measured spikes prevent over-fertilization and reduce nutrient runoff that could harm waterways

Cons:

• Limited to evergreen trees and shrubs only, not suitable for other plant types
• Fixed 12-3-3 nutrient ratio may not address specific soil deficiencies or unique plant needs
• More expensive per application compared to traditional granular or liquid fertilizers

Leaves and Soul Professional Arbor Vitae Tree Fertilizer Liquid Concentrate (32oz)

Gardeners managing established arbor vitae landscapes will find exceptional value in Leaves and Soul Professional Arbor Vitae Tree Fertilizer, a specialized 32-ounce liquid concentrate that delivers targeted nutrition through its carefully balanced 6-4-6 formula. This fast-absorbing liquid fertilizer provides essential nutrients directly to the root zone, promoting robust root systems, fuller branching, and vibrant green foliage density. You’ll appreciate its versatility for potted or in-ground trees, whether you’re maintaining privacy screens, garden borders, or mixed landscape plantings. The gentle formulation supports year-round vigor while helping your arbor vitae endure seasonal changes and environmental stress without overwhelming soil conditions.

Best For: Gardeners with established arbor vitae trees and shrubs who want a specialized, gentle liquid fertilizer that promotes dense foliage, strong root development, and year-round plant vigor in both potted and in-ground plantings.

Pros:

• Fast-absorbing liquid formula delivers nutrients directly to the root zone for efficient uptake
• Balanced 6-4-6 blend specifically formulated for arbor vitae needs, promoting dense foliage and robust root systems
• Versatile application for various planting situations including privacy screens, garden borders, and mixed landscapes

Cons:

• Specialized formula limits use to arbor vitae trees and shrubs only
• 32-ounce concentrate size may not be cost-effective for very large landscape installations
• Requires dilution and mixing before application, adding extra preparation steps

Espoma Organic Evergreen-Tone 4-3-4 Natural Fertilizer for Evergreen Trees & Shrubs (8 lb. Bag)

Organic gardening enthusiasts will find Espoma’s Evergreen-Tone 4-3-4 fertilizer delivers the natural nutrition their arborvitae needs without synthetic chemicals or harmful additives. This ready-to-use formula combines organic materials with Bio-tone microbes and 5% sulfur, creating an ideal nutrient balance for all evergreen varieties. You’ll appreciate that it’s approved for organic gardening as a registered Organic Input Material, ensuring environmental safety for your landscape.

Apply this granular fertilizer during early spring and late fall for optimal outcomes, whether you’re planting new arborvitae or feeding established trees. The convenient 8-pound bag provides ample coverage, and since Espoma has specialized in natural organics since 1929, you can trust their expertise for healthy, thriving evergreens.

Best For: Organic gardening enthusiasts who want to naturally fertilize evergreen trees and shrubs including pine, fir, spruce, juniper, azaleas, rhododendrons, and camellias without synthetic chemicals.

Pros:

• Certified organic formula with Bio-tone microbes and 5% sulfur for enhanced nutrient absorption
• Ready-to-use granular application requiring no mixing, suitable for both new plantings and established trees
• Made by a trusted company with 95+ years of experience in natural organic fertilizers

Cons:

• Limited to evergreen plants only, not suitable for deciduous trees or other plant types
• Requires two applications per year (spring and fall) for optimal results
• 8-pound bag size may not provide adequate coverage for large properties with multiple evergreen trees

BioAdvanced 12 Month Tree and Shrub Protect and Feed (4 lb Granules)

When persistent insect problems threaten your arborvitae’s health alongside nutrient deficiencies, BioAdvanced 12 Month Tree and Shrub Protect and Feed delivers thorough care in one convenient application. This dual-action formula combines slow-release fertilizer with systemic insect control, targeting destructive pests like Japanese beetles, emerald ash borers, and aphids while nourishing your evergreens. You’ll appreciate the granular format’s simplicity, as it eliminates messy spraying and integrates easily into your maintenance routine. The extended protection lasts twelve months, preventing new infestations while continuously feeding your arborvitae essential nutrients for robust growth and improved overall health.

Best For: Homeowners dealing with persistent insect infestations on their trees and shrubs who want a convenient, long-lasting solution that combines pest control with fertilization in a single annual application.

Pros:

• Provides 12 months of continuous protection and nutrition with just one application, saving time and effort
• Targets multiple destructive pests including Japanese beetles, emerald ash borers, adelgids, leafminers, and aphids
• Easy-to-use granular format eliminates the need for spraying and messy application methods

Cons:

• Higher upfront cost compared to separate pest control and fertilizer products
• May provide more treatment than needed for trees and shrubs with only minor pest issues
• Granular application may be less precise than targeted spraying for specific problem areas

10-10-10 Plant Fertilizer Slow Release All Purpose Granular Garden Fertilizer (1/2 Quart)

The balanced 10-10-10 nutrient ratio makes this slow-release granular fertilizer an excellent choice for arborvitae enthusiasts seeking steady, consistent feeding throughout the growing season. You’ll appreciate how the equal proportions of nitrogen, phosphorus, and potassium work together to promote strong root development, lush foliage growth, and enhanced winter resilience in your evergreens. The slow-release formula delivers nutrition for up to eight weeks, requiring only two applications per season for peak results. Fine granules guarantee even distribution around your arborvitae’s root zone, maximizing soil absorption and nutrient uptake. While the 1/2 quart size suits smaller landscapes, you’ll notice visible improvements in your trees’ vigor and color within days of application.

Best For: Gardeners with arborvitae and other evergreens who want a balanced, slow-release fertilizer that provides consistent nutrition for up to 8 weeks with minimal applications.

Pros:

• Balanced 10-10-10 formula provides equal nutrition for roots, foliage, and overall plant resilience
• Slow-release granules feed plants for up to 8 weeks, requiring only 2 applications per season
• Fine granules ensure even distribution and maximum soil absorption around root zones

Cons:

• Higher price point compared to similar fertilizer products like Milorganite
• 1/2 quart size may be insufficient for larger landscapes or multiple trees
• Limited to smaller applications due to package size constraints

Factors to Consider When Choosing Arborvitae Fertilizer

When I help you select the right fertilizer for your arborvitae, several key factors will determine which product delivers the best results for your specific growing conditions. The NPK ratio balance, fertilizer form, and release rate duration work together to create an effective feeding program that matches your trees’ nutritional needs. I’ll guide you through organic versus synthetic options, application frequency requirements, and other essential considerations that guarantee your arborvitae receive ideal nutrition throughout the growing season.

NPK Ratio Balance

Understanding NPK ratios becomes crucial for providing your arborvitae with the precise nutrition they need to thrive throughout each growing season. I recommend looking for fertilizers with ratios ranging from 3:1:2 to 4:3:4, which deliver balanced nutrition for peak growth. During spring and summer, I prefer higher nitrogen formulas to encourage lush, green foliage development. However, I switch to balanced or potassium-rich fertilizers in fall, strengthening root systems and preparing plants for winter dormancy. Conducting soil tests helps me identify specific nutrient deficiencies, allowing me to adjust NPK ratios accordingly. By matching fertilizer ratios to your arborvitae’s growth stage, health conditions, and environmental needs, you’ll provide targeted nutrition that promotes vigorous development and long-term health.

Fertilizer Form Options

After selecting the right NPK ratio for your arborvitae’s specific needs, choosing the appropriate fertilizer form becomes your next important decision. I recommend considering three main options: liquid, granular, and spike fertilizers, each offering distinct advantages for your evergreens. Liquid fertilizers provide rapid nutrient absorption, making them excellent for revitalizing stressed or struggling arborvitae that need immediate attention. Granular fertilizers release nutrients slowly over time, typically lasting 2-12 months, which reduces application frequency while providing consistent feeding for established trees. Fertilizer spikes offer targeted delivery directly to the root zone, minimizing over-fertilization risks while ensuring nutrients reach where they’re needed most. For mature, healthy arborvitae, I’d suggest granular or spike forms for long-term maintenance, while liquid concentrates work best for quick recovery situations.

Release Rate Duration

Since your arborvitae’s fertilizer requirements vary throughout the growing season, selecting the right release rate duration guarantees ideal nutrient timing for healthy development. Fast-release fertilizers deliver immediate nutrients within weeks, making them perfect for addressing deficiencies or boosting growth during active seasons. However, you’ll need to reapply them frequently throughout the growing period. Slow-release options provide steady nutrition for 2-3 months, reducing application frequency while promoting consistent growth and minimizing nutrient runoff that can harm the environment. For maximum convenience, controlled-release fertilizers extend nutrient availability up to 12 months, ensuring your arborvitae receives consistent feeding with minimal effort. The right release duration substantially impacts plant health, growth rates, and your evergreen’s resistance to pests and environmental stressors.

Organic Vs Synthetic

Beyond timing your nutrient applications, you’ll face another important decision that affects your arborvitae’s long-term health and growth potential. Organic fertilizers contain natural ingredients that enhance soil health, promote beneficial microbial activity, and release nutrients gradually over time. This slow-release nature reduces nutrient runoff while supporting sustained plant uptake, making organic options environmentally friendly and sustainable for your landscape.

Synthetic fertilizers offer concentrated formulations that deliver immediate nutrient boosts, particularly nitrogen, which can accelerate growth dramatically. However, overuse may create nutrient imbalances in your soil, potentially harming long-term arborvitae health. I recommend considering your gardening goals: choose organic fertilizers for gradual, sustainable growth and improved soil structure, or select synthetic options when your arborvitae needs quick nutrient correction or rapid establishment.

Application Frequency Requirements

Understanding application frequency requirements becomes essential when selecting the right fertilizer for your arborvitae’s specific needs and growth goals. I’ve found that organic fertilizers typically require biannual applications, with ideal timing in early spring and late fall for consistent nutrient delivery. Slow-release formulations offer convenient feeding schedules, providing sustained nutrition for 2 to 12 months depending on their specific composition and coating technology. However, liquid fertilizers demand more frequent attention, requiring reapplication every few weeks since plants absorb them quickly. Granular fertilizers strike a middle ground, releasing nutrients gradually through regular watering cycles and lasting approximately 2 to 3 months. Following manufacturer recommendations prevents both nutrient deficiencies and fertilizer burn, ensuring your arborvitae receives proper nutrition without overwhelming their root systems.

On a final note

I’ve outlined the top fertilizer options to help your arborvitae trees reach their full potential, from liquid concentrates to slow-release granules. Each product offers unique benefits, whether you’re dealing with nutrient deficiencies, pest protection, or seasonal feeding schedules. Remember to take into account your soil conditions, tree age, and application preferences when making your selection. With the right fertilizer and consistent care, you’ll enjoy vibrant, healthy evergreens for years to come.