Knowledgebase
invasive weed control. #930697
Asked May 05, 2026, 1:47 PM EDT
Franklin County Ohio
Expert Response
I would like to use a spray at the right time and in the proper mix ( oz /gal)
Start by cutting the plants at the ground. Then treat re-growth when small with a contact herbicide such as Roundup. You will need to do this several time until you get it under control by depleting the root reserves.