Roundup ProMAX 1.67 gallon 780671
- Kills the toughest crabgrass and grassy weeds without harming lawns (when used as directed).
- Designed for use on Northern lawns: Kentucky bluegrass, fine fescue, perennial ryegrass and tall fescue.
- Weeds will turn white 4-7 days after application. White means it's working!.
- Apply any time before seeding, including day of seeding.
- RoundUp for lawns crabgrass destroyer1 is tough on weeds but won't harm your lawn (when used as directed).