Weed Plex Pro, aquatic herbicide has restrictions on consumption and irrigation after application. Please refer to chart on labeled instructions for appropriate time frame (anywhere from 1 to 5 days.) Read complete label directions before handling Weed Plex Pro. Keep livestock and all animals away from treated forage near ponds, lake, fields and crops for a 24 hour period. it is recommended to wear protective clothing and eyewear, chemical-resistant gloves and footwear with socks.