Espoma Plant-tone PT4 Organic Plant Food
Best organic fertilizer for gardeners seeking sustainable, all-purpose outdoor plant care.
Nourish your garden with Espoma Plant-Tone Organic Plant Food. This 4 lb bag of granular fertilizer provides balanced 5-3-3 NPK nutrition for all your outdoor plants, including vegetables, flowers, trees, and shrubs. Its 100% natural and organic ingredients, enhanced with beneficial Bio-tone microbes, promote healthy growth, vibrant blooms, and robust foliage. The slow-release formula ensures long-lasting feeding, building healthy soil and supporting eco-friendly gardening practices without synthetic chemicals. Ideal for gardeners seeking a reliable and sustainable way to maintain a flourishing outdoor space.
$12.99
Owner Satisfaction
4.8
/ 5
Category Rank
1
/ 4379
Best Fertilizers
Price vs Category Average
-79%
Below average
NPK Ratio
533
/ --
Who it's for
- Gardeners prioritizing long-term soil vitality and root strength
- Versatile growers managing diverse plant varieties in one garden
- Safety-conscious parents and pet owners seeking organic solutions
Who should skip it
- Impatient growers requiring immediate nutrient uptake for their plants
- Sensitive users bothered by strong, earthy organic scents
- Gardeners seeking rapid, high-impact growth from concentrated formulas
Performance breakdown
Nutrient Balance
The 5-3-3 NPK ratio provides a reliable foundation for diverse gardens.
Soil Health Impact
Bio-tone microbes actively improve soil biology beyond simple plant feeding.
Application Ease
Granular consistency allows for quick, mess-free distribution across outdoor beds.
Feeding Longevity
Slow-release formula minimizes the need for frequent, labor-intensive reapplication.
Organic Integrity
Certified organic ingredients ensure a safe, chemical-free environment for your plants.
Versatility
One bag effectively supports everything from delicate flowers to woody shrubs.
Key Specs
NPK Ratio
5-3-3
Fertilizer Type
Natural Organic Plant Food
Form
Granular
Recommended Use
Garden
Brand
Espoma
Recommended Location
Outdoor
Net Content
4 lb
Odor/Scent
Earthy
Features
- Organic granular plant food
- Nourishes all garden plants
- Promotes healthy growth and blooms
- Supports robust plant development
- Builds healthy soil
- Balanced 5-3-3 NPK ratio
- Easy outdoor application
- Eco-friendly gardening solution
What customers say
Customers overwhelmingly trust Espoma Plant tone for its reliable quality and visible results. Reviewers frequently highlight the product's effectiveness across vegetables, flowers, and shrubs, noting significant improvements in plant vigor and yield. The organic formulation provides peace of mind, making application simple and worry free. This consistent performance solidifies its reputation as a foundational garden staple, justifying its perceived value.
Know before you buy
Yes, this is a versatile, all-purpose fertilizer. It is formulated to nourish a wide range of outdoor plants, including vegetables, flowers, trees, and shrubs.
The formula provides a slow-release feed that lasts for approximately one month. For consistent growth throughout the season, you should plan to reapply every four weeks.
No, Plant-tone is made from 100% natural and organic ingredients. It is designed to build healthy soil and support eco-friendly gardening practices without the use of synthetic chemicals.
The 5-3-3 ratio indicates the percentage of nitrogen, phosphorus, and potassium in the fertilizer. This balanced blend supports overall plant health, encouraging both robust foliage development and vibrant blooms.
A 4 lb bag of Plant-tone is designed to cover approximately 100 square feet. Be sure to measure your garden space beforehand to ensure you have enough product for your needs.
No, this is a granular, slow-release fertilizer. It is intended to be applied directly to the soil rather than dissolved in water.
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