Sustane 16-4-8 + CRF 180 Day 50lb — Single Unit

Was developed as a combination fertilizer to provide nursery stock with a time released 4-1-2 nutrient package blended with a 50% Suståne humus rich, premium organic base. Derived from aerobically composted turkey litter, polymer coated urea, polymer coated MAP, and polymer coated potassium nitrate.