Product: Scotts Halts Crabgrass & Grassy Weed Preventer - Crabgrass Preventer, Pre Emergent Weed Control for Lawns, Prevents Chickweed & More, Treats up to 10,000 sq. ft., 20.12 lb.
Brand: Scotts
one application prevents crabgrass all season long
apply in spring to prevent crabgrass and problem weeds all season long
fall application prevents winter weeds, such as poa annua, henbit and chickweed
rain, snow or freezing weather after application won't affect product performance
apply in fall to prevent moss

Search query: weed stop for lawns
Relevance: Substitute