Down To Earth™ Bio-Turf™ 8-3-5 is an entirely natural granular lawn fertilizer designed to encourage deep root development to help reduce watering requirements. DTE™ Bio-Turf’s™ nitrogen-rich formula boosts early season growth while its extra Potassium reduces seasonal stress due to temperature change and drought. DTE™ Bio-Turf™ is also ideal for heavy feeding garden vegetables like corn, tomatoes and leafy greens.