Bio Green® Top10™ 10-0-1 Fertilizer is engineered to be a complete fertilizer for all varieties of turf grass during the growing season when soil temperatures are high and the soil is in its most active state. Bio Green® Top10™ provides consistent color during throughout the growing season, improves plant health and drought tolerance while building sustainable soil fertility. Bio Green® Top10™ is also an extremely efficient starter fertilizer for seeding, over-seeding and sod applications. Consult Bio Green’s “Application Rates and Time” for your growing season for application rate recommendations. Contains 50% Slow Release Liquid Nitrogen.