10 Best Fertilizers For Arborvitaes 2026 in the United States

Miracle-Gro Shake 'N Feed Flowering Trees and Shrubs Plant Food is well-suited for the care of flowering trees, shrubs, and acid-loving plants. With its blend of natural ingredients like kelp, earthworm castings, and bone meal, it's designed to nourish plants for up to three months, supporting vibrant blooms and lush foliage. One of the product’s strengths is its ease of use; simply apply it to the soil around the plant and water it in.

Another advantage is its versatility, given that it can be used for both in-ground and container plants, making it convenient for various gardening setups. Additionally, its organic components contribute positively to soil health. However, for arborvitaes, which typically prefer neutral to slightly acidic soil conditions, this fertilizer might not be the most targeted option, as it's more aligned with acid-loving plants.

Regular application every three months is necessary to maintain its effectiveness, which requires diligence but ensures sustained nourishment. This plant food is a reliable choice for gardeners with acid-loving trees and shrubs, though those with more alkaline soil needs may want to explore other options specifically tailored for arborvitaes.

This 10-10-10 slow-release fertilizer offers a balanced mix of nitrogen, phosphorus, and potassium, which supports healthy growth for a variety of plants including arborvitaes. The equal NPK ratio is a solid choice for general feeding, helping with root development, leaf growth, and plant resilience. Being a granular formula, it’s easy to apply evenly around your trees and shrubs.

The slow-release feature feeds plants gradually over about 8 weeks, reducing how often you need to fertilize—typically twice a season for gardens and three times a year for trees and shrubs, which is convenient. It also includes some quick-release nitrogen to give plants an immediate boost, helpful for faster visible growth. This fertilizer is synthetic, so it may not be suitable if you prefer organic options.

This product is versatile and easy to use, providing steady, balanced nutrition for arborvitaes and other plants without the need for frequent applications.

The GARDENWISE 10-10-10 slow-release granular fertilizer is a balanced all-purpose option that fits well for fertilizing arborvitaes and similar plants. Its NPK ratio of 10-10-10 means it provides equal amounts of nitrogen, phosphorus, and potassium, which together support healthy leaf growth, strong roots, and overall plant resilience. This balanced ratio is good for maintaining arborvitaes but is not specialized for any specific nutrient deficiency.

The fertilizer is synthetic and releases nutrients slowly over about 8 weeks, reducing the number of applications needed—typically twice per season for gardens and three times yearly for trees and shrubs, which is convenient for busy gardeners. It also offers a quick-release nitrogen component for an initial boost, helping plants start growing faster after application. The product comes in easy-to-spread granules, making it simple to apply evenly around your arborvitaes.

This fertilizer serves as a solid choice if you're looking for a straightforward, balanced, and low-maintenance feeding option for your arborvitaes and other outdoor plants.