From the Manufacturer
When applied in early spring, Scotts Zero Phosphate Turf Builder with HALTS selectively prevents pre-emergent and early post-emrgent crab grass and other grassy annual weeds. It prevents crab grass, foxtail, oxalis, and spurge all season long and is the strongest crab grass, foxtail, and spurge preventer available! Tiny, Scotts All-in-One Particles� blanket the lawn to deliver an invisible barrier at the soil surface that prevents crab grass from germinating while it feeds the lawn. Turf Builder� Lawn Fertilizer ensures a fast, deep, even green up after winter.
Product Description
When applied in early spring, Scotts Zero Phosphate Turf Builder with HALTS selectively prevents pre-emergent and early post-emergent crab grass and other grassy annual weeds. It prevents crab grass, foxtail, oxalis, and spurge all season long and is the strongest crab grass, foxtail, and spurge preventer available! Tiny, Scotts All-in-One Particles� blanket the lawn to deliver an invisible barrier at the soil surface that prevents crab grass from germinating while it feeds the lawn. Turf Builder� Lawn Fertilizer ensures a fast, deep, even green up after winter.