closeup of common nettle growing and sprouting in garden

and biological broadleaf care choline closeup common control courtyard destroy dioica driveway environmentally feed free friendly garden gardening glyphosate hairs hard herbicide histamine home kill landscape maintenance natural needle nettle non nonchemical organic paresthesia patio pavement pest pesticide plant problem risk roundup seed serotonin sidewalk spicules spray sprouting sting stinger stinging surface toxic treatment trichomes turf urtica weed weeding weedkiller weeds