Preen® One Lawn crabgrass & broadleaf weed control 18lb bag
Preen® One Lawncare™ delivers three essential lawn treatments in one easy step. First, it stops crabgrass and other lawn weeds of its type from growing all season long. It stops the seeds. It gets the seedlings. Second, it tackles and kills 250 of the toughest broadleaf lawn weeds, including dandelions. It kills them down to the roots. And third, it feeds the lawn for 8 weeks.
Apply to a wet lawn, let stand for 24-48 hours, then water in
Can be used in spring awhen dandelions first bloom, or fall around Labor Day
Do not use if seeding lawns - will prevent grass seed for 10 weeks