Use of Roundup
Is it safe to use Roundup to clear weeds before planting vegetables?
Certified GKH Gardening Expert
Almost all weed killers have a period of time after which it is safe to eat food grown in them. The time varies but usually takes about a year. As a precaution though, I would suggest washing the vegetables thoroughly prior to eating. Here is more info: https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/how-long-does-weed-killer-last-in-the-soil.htm The following article provides alternative weed killing approaches: https://www.gardeningknowhow.com/special/organic/homemade-pet-friendly-weed-killer.htm