W from Jacksonville, Florida writes
Typically, Eraser 41% Weed Killer Herbicide will last about two weeks in the soil after an application. You will be able to reseed two weeks after your treatment. As far as the shelf life, the Eraser 41% Weed Killer Herbicide will remain effective inside of its original container for 3-5 years as long as it is stored in a cool dry place.
Answer last updated on: 06/24/2013