Apply in the fall to both lawns and shrubs. It enables turf, trees & shrubs to withstand the rigors of winter better and easier. Its effects are similar to putting on an overcoat in the winter. Applying extra potash enables warm season grasses to come through winter better and be healthier in the spring. Builds hardiness, stem strength, and disease resistance ensuring a healthy, stable plant to better survive winter. 
Application Rates:
 Lawns: 20 lb. covers 5,000 square feet, 40 lb. covers 10,000
 Trees: 1lb per inch of trunk diameter
 Shrubs: 1 cup per 3 ft. of height 
See label for specific application rates.