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Weed Response to Herbicides Used In Peanuts
Compiled by Dr. Greg MacDonald and Dr. Barry Brecke, University of Florida Weed Science.
   
POSTEMERGENCE
    Paraquat* Paraquat*+ Basagran Paraquat*+ Basagran 2,4-DB Paraquat*+ Basagran Dual Magnum Paraquat* Basagran+ Frontier 3 Paraquat*+ Storm 2,4-DB Pursuit Pursuit+ 2,4-DB Tough+2,4-DB Basagran others Basagran+ 2,4-DB Ultra Blazer Ultra Blazer+ 2,4-DB Storm Storm+2,4-DB Poast Plus Classic Cadre Select
Perennials
 bermudagrass P P P P P P P P P P P P P P P P F-G P P E
johnsongrass (rhizome) P P P P P P P P P P P P P P P P G P G G
nutsedge, purple F F F F F F P F-G F-G P P P P P P P P P G-E P
nutsedge, yellow F F-G F-G G F F-G P F F P-F G F-G P P F F P P-F G-E P
Grasses
(annual)
 broadleaf signalgrass G G G G G G P P P P P P P P P P E P   E
crabgrass F-G F-G F-G G G F-G P P-F P-F P P P P P P P G-E P G E
crowfootgrass G G G G G G P P-F P-F P P P P P P P G P   G-E
fall panicum G G G G G G P P P P P P F F P P G P   G
foxtail E E E E E E P F F P P P P-F P-F P P E P   G
goosegrass F-G F-G F-G G G F-G P P P P P P P P P P F-G P   G
johnsongrass (seedling) G G G G G G P F F P P P P-F P-F P P G-E P G G-E
sandbur F F F F-G F-G F p F F P P P P P P P G P   G
Texas panicum G-E G G E E G P P-F P-F P P P P P P P E P G G-E
Broad-
Leaves
 bristly starbur F G G G G G F P-F F F-G E E F F F-G F-G P F-G F-G P
burgherkin F F F-G F F G F F F-G F-G P F G E F G P P E P
citronmelon F F F-G F F G G F-G G   P G F G F G P P G-E P
cocklebur F-G G E G G G E E E E E E G G-E E E P F E P
coffee senna F G E G G G F-G F F-G G F-G G-E P F-G F F-G P P E P
copperleaf P P P P F-G G P P P   P P G-E G-E G G P P P P
cowpea F F G F-G F-G G F-G P F G P F G G-E F G P F P-F P
crotalaria P P P-F P-F P-F E F P P-F P-F P P-F E E G-E E P P   P
croton, tropic or woolly P-F P-F F-G P-F P-F G P P P F P F E E G-E G-E P P P P
day flower/tropical spiderwort F F-G F-G G-E G F-G P P-F F   G G F F F F P F F-G P
eclipta P-F P-F F P-F F F-G P P P F-G P P F-G F-G E E P P P-F P
Florida beggarweed G-E G-E G-E E E G-E P P P F-G P P P-F P P P P F-G F-G P
Florida pusley P P P-F P P F P F-G F-G   P P G-E G-E G G P P G P
hairy indigo G G G G G G F P F P P P G G F F P F-G G P
jimsonweed E E E E E E P F-G F-G G E E E E G G-E P P G P
lambsquarters P-F F-G F-G F-G F-G F-G P-F P P-F E F F F-G F-G G G P P P-F P
morningglory spp. F-G F-G G F-G F-G G-E F-G G G-E G F F-G G G-E G G-E P P G-E P
morningglory, cypressvine F-G G-E E G-E G-E G-E F G G-E G G G G G-E G G-E P P G P
morningglory, pitted F F-G F-G F-G F-G G P-F F-G G G-E F-G F-G E E E E P P G P
morningglory, smallflower P G-E G-E G-E G-E G-E F-G G E G E E G-E E G-E E P P G P
pigweeds G G G-E G-E G-E G F-G E E G P P E E G G-E P P-F E P
prickly sida P G G G G F P P-F P-F F-G G G-E P P G G P P G P
ragweed F F-G F-G F-G G G P-F P P-F P-F F F-G E E G G-E P P-F P-F P
redweed G G G G G G P       G G P P G F-G P P G P
sicklepod G-E G E G-E G-E G g P F-G G-E P F-G P F-G P F-G P P-F G P
smartweed G G-E G-E G-E G-E G-E P-F G G P G-E E G-E E E E P P G P
spider flower F F F F F F   F     F F G G F-G F-G P F-G G P
spurred anoda P F-G F-G F-G F-G F-G P F-G F-G F F-G G P P F F P P F-G P
velvetleaf P-F F-G F-G F-G F-G F-G P F-G F-G G G G P P-F F F P P F-G P
wild poinsettia G-E G-E G-E G-E G-E G-E P P-F P-F F P P E E G G P P G-E P
wild radish   F F-G F F F P-F E E   P-F F E E G E P P E P
E=Excellent, G=Good, F=Fair, P=Poor.
If no letter is given, response is unknown.
*Paraquat = Boa, Gramoxone Max or Gramoxone Extra
(3)Not Labeled for use in Florida.

 

 
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