Espoma Organic Plant-Tone is an all-purpose, all-natural plant food formulated to nourish flowers, vegetables, trees, and shrubs. The 5-3-3 NPK formula delivers balanced nutrition for vigorous plant growth and abundant blooms without the risk of burning foliage or leaching away. This granular fertilizer is enhanced with Bio-tone, Espoma’s proprietary blend of beneficial microbes that enrich soil life and promote superior plant performance.
Whether you’re tending ornamental beds, vegetable gardens, or landscape plantings, Plant-Tone eliminates the need for multiple specialty fertilizers. Its all-natural ingredients—free of sludges, hazardous materials, and toxic chemicals—support sustainable gardening practices and help build healthier, living soil.
Features and Benefits
- Bio-tone Microbe Blend: A proprietary mix of beneficial microorganisms that enhance nutrient availability and strengthen soil biology for more vigorous plant performance.
- Won’t Burn or Leach: All-natural formulation delivers steady nutrition without damaging plants or wasting nutrients through water runoff.
- All-Purpose Formula: Suitable for flowers, vegetables, trees, and shrubs, reducing the need to stock multiple fertilizers.
- Feed Duration: Provides consistent nutrition over a one-month period.
- All-Natural Ingredients: Contains calcium, magnesium, nitrogen, phosphate, potash, and sulfur with no sludges or toxic additives.
Specifications
- Brand: Espoma Organic
- Model: PT36
- Size: 36 lbs.
- Formula: 5-3-3 NPK
- Type: Granule
- Feed Duration: 1 month
- Key Ingredients: Calcium, magnesium, nitrogen, phosphate, potash, sulfur
- Material: All-natural with Bio-tone beneficial microbes








