DuraTurf Winterizer Slow Release Phase 4 Fertilizer, 16 lb. Bag, 5,000 sq. ft.

Promote quicker spring green up in your lawn with Bonide DuraTurf Winterizer with slow release fertilizer

This phosphate-free fertilizer helps roots to store energy for new spring growth and contains iron which promotes deep greening

Make one annual application before soil temperature falls to 50° F to promote winter hardiness

Apply to all cool and warm season grasses including Bahia grass, Bent grass, Bermudagrass, Ryegrass, St. Augustine and more

This product arrives conveniently ready-to-use; to use, apply on a calm day when the grass is dry using a spreader, and water in after application; for best results please see full use instructions on product label