Nick writes
Per the product label, areas that have been treated with Ortho Weed-B-Gon Plus Crabgrass Control Ready-To-Spray can be reseed 4 weeks after the application. On new lawns, you will need to wait until the new turfgrass is establised and atleast 2 inches in height, after the 2nd mowing or 30 days.
Answer last updated on: 08/24/2021