Releases a steady supply of water as your plants need it! Soil Moist polymers reduce your plant waterings by 50%, reduce transplant shock and soil compaction, and is effective in the soil for 3-5 years. It is an effective water management aid that is ideal for interior and exterior plantings such as for trees, shrubs, containers, baskets, flower beds, vegetables and turf. Soil Moist acts as a form of insurance for the plant and is environmentally friendly. 1 lb per 100 sq ft or ½ tsp per small hole.