Later's Creeping Buttercup Weed Killer Controls tough weeds including Horsetail, Fall Dandelion, Plantain and Spotted Catsear in Lawns. Later's Creeping Buttercup Weed Killer is a unique concentrated weed killer specially designed to eradicate creeping, hard to kill, noxious weeds including Creeping Buttercup, Fall Dandelion, Horsetail, Plantain and Spotted Cat's ear. It will not harm lawn grass when used as directed. Apply anytime weeds are actively growing.
Applications made in the late spring and early fall, when weeds are small, are most effective.
Do not cut the grass for 4 days before and after spraying. Do not spray if rain is expected within 24 hours of application. Spray when the air is calm to avoid spray drift. After spraying, do not water the lawn for 24 hours. Newly seeded lawns may be treated after they have been mowed at least 3 times.