Recent Examples on the WebPurchase an herbicide that has either halosulfuron or sulfentrazone as an active ingredient to treat the nutsedge. Tim Johnson, Chicago Tribune, 20 Aug. 2022 Several products labeled for nutsedge or sedge control are found at local garden centers. Tom Maccubbin, orlandosentinel.com, 26 June 2021 Your purple nutsedge grows from bulb-like portions called nuts in the ground and sends up the purple to reddish-brown flowers. Tom Maccubbin, orlandosentinel.com, 17 Apr. 2021 Your purple nutsedge grows from bulb-like portions called nuts in the ground and sends up the purple to reddish-brown flowers. Tom Maccubbin, orlandosentinel.com, 17 Apr. 2021 Products such as Sedgehammer and Image will control the weed in lawns without hurting the grass, but be careful in gardens and shrub borders as some contact herbicides for nutsedge injure other garden plants. Calvin Finch, ExpressNews.com, 27 Aug. 2020 The usual place for nutsedge to plague gardeners is in irrigated lawns and garden beds. Calvin Finch, ExpressNews.com, 27 Aug. 2020 Vegetation like Pennsylvania smartweed, wild barnyard grass, and nutsedge draw ducks. Joe Arterburn, Outdoor Life, 13 Dec. 2019 Sonja Birthisel, a postdoctoral scholar of weed ecology at the University of Maine, says that two weeks should be long enough to kill most annual weeds but that perennial weeds such as yellow nutsedge may take as long as 12 weeks.Washington Post, 18 Sep. 2019 See More