eco-flo gypsum is a new generation of liquid gypsum that�s super concentrated and super effective. Enriched with biochar eco-flo gypsum is the perfect claybreaker and improver of soil structure. It also reduces sodium (salt) levels and boosts calcium and sulphur levels in your soil. Features: Extremely concentrated (2L hose-on = to 80kg of powdered gypsum) Fast acting due to the very small particle sizes Effective claybreaker Reduces sodium (salt) build-up from grey water use and saltwater pool splash Doesn�t alter soil pH With added biochar to help improve soil fertility and structure Registered Organic (Australian Organic)