WEED CONTROL PRE PRE PRE PRE PRE PRE PRE PRE PRE PRE PRE POST POST POST POST POST/ HOOD POST/ HOOD POST POST POST POST Atrazine Command Curbit Dacthal Dual Magnum Devrinol Goal Metribuzin Reflex Sandea Valor/Chateau Aim Atrazine Envoke Fusilade Glyphosate Paraquat Poast Pursuit Select Sandea TABLE 4-28. WEED RESPONSE TO HERBICIDES USED IN VEGETABLE CROPS HERBICIDE TIME OF APPLICATION PERENNIAL WEEDS Johnsongrass (rhizome) SEDGES Annual sedge Purple nutsedge Yellow nutsedge ANNUAL GRASSES Barnyardgrass Crabgrass (large) Crowfootgrass Fall panicum Foxtails Goosegrass Johnsongrass (seedling) signalgrass, Broadleaf Texas panicum − P P F P P P P P P P G P P F F G P P P-G P G P − P P-F P G-E G-E G-E F-G E G-E P G − − G N F F N N P G E G-E G E G-E P G F-G P G E G-E G E G-E P G P G-E G F-G G-E G P E G-E F-G E G-E P F F-G E G G E G P P F-G G G P-F G P E G F-G G G P P P F-G F-G F-G P-F G P ANNUAL BROADLEAF WEEDS Cocklebur Florida beggarweed Florida pusley Jimsonweed lambsquarters, Common Morningglory G-E P-F P E F-G P P P P F P P-F E F-G G-E F-G G G E F-G P G P P nightshade, Eastern black G Pigweeds Prickly sida E E Purslane ragweed, Common Sicklepod Smartweed WINTER ANNUALS Annual ryegrass Shepherdspurse Swinecress Wild mustard Wild radish E G-E G G F-G G G P-F* P P − E P N P − P P F − − − − F − − − E E E F − − − − P P P P P P F-G P P F-G P P P P P P P P P P P P P P P G − G-E P-F P G P P F-G P F-G P-F P G P P G P F − P P G P P G P P G P P − F P P F-G P P P P P-F P P P-F P E E − E − E − E − G G G P F-G E G-E N G − − E E P P − F F G-E G G E P-G** P-F F − P G-E F-G G F-G G-E P P G P-F P F − − − P P − − − − P P-F P-F P G P F P − − F P G − P E G-E G-E F-G G G-E G-E E G E F-G P G P E G G E G G G G G G − F F-G − − P P-F P P P-F P P G F-G G-E G G-E G P − − − − − F F F F G G-E N G P E P P-F P E G E E F F F E P E E E P G-E P-F G-E P E G F-G P-F G P E G G-E P-F G-E P E G − − F − E P E G G-E P-F G-E P E G E E G-E E P-F E E G E P-F E E G P G-E P E E P N P-G P-F P N E F-G G G E G N G F − − − P F P P P E E G P G P F P P-F P N G P − P P P-F P P-F F P G-E E G-E N F-G F-G P F-G P P-F G P E G-E E F-G E F**** N E*** G P E**** P G**** F-G E F F G G G F-G P F P G P − − P − F − E P G-E G-E E G-E E P G-E G-E E G-E E * Command provides fair control of pitted morningglory but poor control of other morningglory species. ** Reflex provides " P-F " control on Ipomoea morningglory and " G " control of smallflower morningglory. *** Glyphosate will not control glyphosate-resistant weeds. **** Will not control ALS-resistant pigweed. " E " =Excellent control; " G " =Good control; " F " =Fair control; " P " =Poor control; " N " =No control; " − " =Unknown. P − P − F F − E E P − − F − − − F-G E − E G N E N N P − − − − − N F-G P-F P P-F P N G G P F-G P E F − E G-E P G N N G G F-G E F N G P − − − − P P P-F P G-E P P N P F P P-F P P G-E P − P N F-G F-G P G-E P N F-G F-G P G-E P Modified from Commercial Vegetables - Weed Control Publication by A. Stanley Culpepper, Extension Agronomist Weed Science, University of Georgia − E E P P P P P P P P N P P P P P G-E G-E P G P G P 2021 Vegetable Crop Handbook for Southeastern United States 363