3 Lb Tub of Retain – Water Holding Soil Additive – Holds Up To 15 Gallons of Water – Releases water slowly to plants, minimizing watering frequency. Eco-friendly mix of time-released superabsorbent polymers, volcanic rock flour, and clay mineral – Perfect for House Plants, Lawn & Garden Application. Retain soil additive is simple, yet essential, to anything from helping commercial landscapers conserve local runoff or simply keeping a favorite houseplant watered while on vacation. Superabsorbent polymers gradually and evenly release water and minerals into the soil to reduce plant stress during prolonged heat and drought. Perfect for plants and outdoor starts requiring full sun conditions. Promotes sustainable local water conservation for regions prone to heat and drought - Uniform moisture throughout the soil promotes deeper root penetration for healthier and more tolerant plants––encouraging hardier stalks, greens, blooms, reseeding, and fruit production. Retain is essential for beginner hobbyists, busy enthusiasts, seasoned gardeners, and veteran farmers looking to minimize water consumption without compromising quality or productivity - Fortifies soil to absorb up to 50 - 60% more local runoff and nutrients than untreated soil. Ideal for hanging baskets and house plants. Superabsorbent polymers help prevent waterlogging from excessive rain and moisture and even benefit from repeated waterings to fully charge polymers for extended periods of drought - Retains 40x weight in water to minimize wasteful summer waterings, irrigation, and sprinkler use Retain by Rain Soil – 3 Lb – Water Holding Polymer Crystals Soil Additive – Stores Up To 15 Gallons of Water for House & Garden Plants, Lawn & Garden, Hanging Baskets. Retain is derived from polyacrylate, lava rock, bentonite, and silicates: Cross-linked Polyacrylate (23%) - Bentonite (30%) - Lava Rock (23%) - Silicates (10%) - Water (14%)