About This 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. EASY-TO-USE LIQUID CONCENTRATE- Mix 2 oz per gallon for general applications, 4 oz per gallon for concentrated use, or 1 oz per gallon for foliar sprays. Apply directly to the soil or root area using any sprayer type. Overview Brand : GS Plant Foods Item Weight : 9 Pounds Item Form : Liquid Liquid Volume : 1 Gallons Specific Uses For Product : Lawn,Organic,Root