GS Plant Foods Humic Acid Soil Amendment – Leonardite-Derived Liquid Concentrate for Improved Soil Structure & Nutrient Availability – OMRI Listed for Organic Use – 1 Gallon

★★★★★ 4.2 78 reviews

$40.95
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$40.95
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Free shipping Free 30-day returns

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Product details

Management number 214711469 Release Date 2026/04/12 List Price $16.38 Model Number 214711469
Category
  • IMPROVES SOIL STRUCTURE & NUTRIENT AVAILABILITY- GS Plant Foods Humic Acid Soil Amendment supports healthy soil by enhancing cation exchange capacity and helping the root zone access existing nutrients in the soil more efficiently. Derived from high-quality Leonardite.
  • OMRI LISTED FOR ORGANIC USE- This product is OMRI Listed under the name GS Plant Foods Organic Liquid Humic Acid, making it suitable for use in certified organic growing programs and regenerative soil practices.
  • DERIVED FROM PURE LEONARDITE- Our liquid humic acid is sourced from premium Leonardite deposits, providing a rich supply of naturally occurring organic matter that contributes to long-term soil health and conditioning.
  • SUPPORTS A HEALTHIER ROOT ZONE- Humic substances help create a more balanced soil environment by improving nutrient exchange, buffering soil conditions, and supporting strong root-zone development—without synthetic additives or harsh ingredients.
  • COMPATIBLE WITH MOST FERTILIZER & SOIL PROGRAMS Use with your existing fertilization schedule. Works well for gardens, houseplants, lawns, trees, greenhouse crops, vegetables, and landscape plants. Avoid mixing with low-pH or high-calcium formulations.
UPC 700621098157
Coverage Medium
Item Form Liquid
Brand Name GS Plant Foods
Unit Count 128.0 Fluid Ounces
Item Weight 8 Pounds
Manufacturer GS Plant Foods
Mixing Ratio 1:64
Model Number HA1gal
Liquid Volume 1 Gallons
Target Species plants
Specific Uses For Product Plant Growth, Root Develpoment, Nutrient Uptake
Global Trade Identification Number 00700621098157

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4.2 out of 5
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78 ratings | 32 reviews
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