Humic Acid Granules | Leonardite-Sourced | Rocky Mountain BioAg Biological Soil Conditioner Calcium is essential for the

Calcium is essential for the growth

it's ideal for a variety of applications

Greenhouse use: Apply in early morning or evening to avoid phytotoxicity in high heat

Eco-Friendly & Safe: Organic

Its collapsible handle adds convenience

Humic Acid Granules | Leonardite-Sourced | Rocky Mountain BioAg Biological Soil Conditioner Calcium is essential for theNatural Humic Acid Granules Leonardite Sourced Soil Conditioner RMBA Humic Acid Granules are a premium blend of humic compounds sourced from ancient leonardite deposits in New Mexico. Containing humin, humic acids, and fulvic acids, this product delivers a concentrated, broad spectrum source of organic matter that measurably improves soil biology, nutrient availability, and crop performance across all soil types and crops. Cannot Ship to California.