Espoma Organic Bio-tone Starter Plus Plant Food
Best organic starter fertilizer for gardeners looking to minimize transplant shock.
Minimize transplant loss and establish strong root systems with Espoma Organic Bio-tone Starter Plus Plant Food. This OMRI Listed organic fertilizer is formulated with vital plant nutrients, beneficial bacteria, and mycorrhizae to encourage nutrient intake and prevent disease. It improves soil aeration and water retention, ensuring your garden and containers get off to a great start. The formula contains 4% nitrogen, 3% phosphate, and 3% soluble potash, along with beneficial microbes like ectomycorrhizae and endomycorrhizae to enhance phosphorus and nutrient absorption. It lasts all season, making it an effective choice for a variety of plants.
$13.95
Owner Satisfaction
4.6
/ 5
Category Rank
1792
/ 4449
#1792 in Fertilizers
Price vs Category Average
-77%
Below average
SKU
35875
Who it's for
- Gardeners seeking stronger root systems for new plantings
- Eco-conscious growers prioritizing chemical-free soil health
- Homeowners wanting to minimize stress during plant relocation
Who should skip it
- Budget-focused gardeners comparing costs against conventional fertilizers
- Gardeners looking for a single solution for mature plants
- Impatience-prone growers expecting immediate visual growth results
Performance breakdown
Root establishment
Mycorrhizae integration significantly accelerates root development during the critical transplant phase.
Transplant shock reduction
Effectively minimizes plant stress when moving from nursery pots to garden soil.
Microbial activity
Diverse beneficial bacteria promote long-term soil health and nutrient bioavailability.
Nutrient balance
The 4-3-3 NPK ratio provides a gentle, steady foundation for young plants.
Soil conditioning
Improves aeration and water retention for better overall growing conditions.
Application versatility
Works seamlessly across indoor containers, vegetable gardens, and ornamental flower beds.
Key Specs
SKU
35875
Size
4 Pound Bag
Contains beneficial microbes (ectomycorrhizae and endomycorrhizae)
NPK Ratio
4-3-3
Contains 4% nitrogen, 3% phosphate, 3% soluble potash
Contains 4% calcium, 1% magnesium, and 2% sulfur
Special Features
Fertilizer, Indoor Growing, Soil Amendments, Soils
State Shipping Restrictions
GU, PR, VI
Features
- Minimizes transplant loss
- Establishes strong root systems
- Encourages nutrient intake
- Prevents disease
- Improves soil aeration and water retention
- Contains beneficial microbes for enhanced plant growth
- Promotes strong root development
- Reduces transplant shock
- Improves soil health
What customers say
Customers consistently praise Espoma Organic Bio tone Starter Plus for its remarkable effectiveness in promoting vigorous plant growth and successful transplanting. Many users report significantly healthier plants, stronger root development, and reduced transplant shock across various plant types. The product is also frequently lauded for its ease of use, with gardeners appreciating the straightforward application process. This combination of reliable results and simple application makes it a highly valued addition to gardening routines, fostering confidence in plant care.
Know before you buy
This fertilizer is specifically designed to reduce transplant shock and help new plants establish strong, healthy root systems. It is best used when planting or transplanting flowers, vegetables, trees, and shrubs.
Yes, it is enriched with both ectomycorrhizae and endomycorrhizae. These beneficial microbes help improve nutrient and water uptake, which is essential for plant health and disease resistance.
Yes, it is suitable for both indoor and outdoor gardening. It helps improve soil aeration and water retention, which are particularly important for plants growing in containers.
The 4-3-3 ratio indicates the percentage of nitrogen, phosphate, and potash. This balanced formula provides the necessary nutrients to support steady growth and root development without forcing rapid, weak top-growth.
Yes, Espoma Organic Bio-tone Starter Plus is OMRI Listed. This means it meets the standards for use in organic production and gardening.
The formula is designed to last throughout the entire growing season. You typically only need to apply it at the time of planting to provide long-term support for your new plants.
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