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Weed Response to Herbicides Used In Peanuts
Compiled by Dr. Jason Ferrell, University of Florida Weed Science.
POSTEMERGENCE
    Paraquat* Paraquat*+ Basagran Paraquat*+ Basagran+ 2,4-DB Paraquat*+ Basagran+ Dual Magnum Paraquat* Basagran+ Outlook Paraquat*+ Storm 2,4-DB Pursuit Pursuit+ 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 Cobra
PERENNIALS bermudagrass P P P P P P P P P P P P P P P F-G P P G P
johnsongrass (rhizome) P P P P P P P P P P P P P P P G P G G-E P
nutsedge, purple F F F F F F P F-G F-G P P P P P P P P G-E P P
nutsedge, yellow F F-G F-G G F F-G P F F F-G F-G P P F F P P-F G-E P P
GRASSES
(ANNUAL)

broadleaf signalgrass G G G G G G P P P P P P P P P E P G E P
crabgrass F-G F-G F-G G G F-G P P-F P-F P P P P P P E P G E P-F
crowfootgrass G G G G G G P P-F P-F P P P P P P G P G G-E P
fall panicum G G G G G G P P P P P F F P P G P G G P
foxtail E E E E E E P F F P P P-F P-F P P E P   G-E P
goosegrass F-G F-G F-G G G F-G P P P P P P P P P G P P G P
johnsongrass (seedling) G G G G G G P F F P P P-F P-F P P G-E P G-E G-E P
sandbur F F F F-G F-G F p F F P P P P P P G P G-E G P-F
Texas panicum G-E G G E E G P P-F P-F P P P P P P E P G E P

BROADLEAVES

 

 

 

 

 

 

 

 

 

 

 

burgherkin F F F-G F F G F F F-G P F G E F G P P E P G
citronmelon F G F-G F F G G P G P G F G F G P P G-E P G
cocklebur F-G E E G G G-E E E E E E G G-E E E P G-E E P G-E
coffee senna F G E G G G-E F-G F F-G F-G G-E P F-G F F-G P P E P P-F
copperleaf P P P P F-G G P P P P P G-E G-E G G P P P P G-E
cowpea F F G F-G F-G F P-F P F P F P-F F F G P F P-F P P-F
crotalaria P P P-F P-F P-F E F P P-F P P-F E E G-E E P P   P E
croton, tropic or woolly P-F P-F F-G P-F P-F G P P P P F E E G-E G-E P P P P E
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 P  
eclipta P-F P-F F P-F F F-G P P P G P F-G F-G E E P P P-F P F-G
Florida beggarweed G-E G-E G-E E E G-E P P P P P P P P P P F-G F-G P P-F
Florida pusley P P P-F P P P P P P P P P P P P P P P P P
hairy indigo G G G G G G F P F P P G G F F P F-G F P E
jimsonweed E E E E E E P F-G F-G E E E E G G-E P P G P E
lambsquarters P-F F-G F-G F-G F-G F-G P-F P P-F F F F-G F-G G G P P P-F P F
morningglory spp. P-F F-G G F-G F-G F-G F-G G G-E F-G F-G G G-E G G-E P P G-E P G-E
morningglory, cypressvine F-G G-E E G-E G-E F-G F G G-E G G G G-E G G-E P P G P G
morningglory, pitted F F-G F-G F-G F-G G P-F F-G G F F-G E E E E P P G P G-E
morningglory, smallflower P G-E G-E G-E G-E G-E F-G G E E E G-E E G-E E P P G P G
pigweeds F F G-E G-E G-E G F-G E E P P G G-E G G-E P P-F E P G
prickly sida F G G G G F P P-F P-F G G-E P P G G P P G P G
ragweed F F-G F-G F-G G G P-F P P-F F F-G E E G G-E P P-F P-F P E
redweed G G G G G G P     G G P P G F-G P P G P F
sicklepod G-E G E G-E G-E G g P F-G P F-G P F-G P F-G P P-F G P P-F
smartweed G G-E G-E G-E G-E G-E P-F G G G-E E G-E E E E P P G P G-E
spider flower F F F F F F   F   F F G G F-G F-G P F-G G P G
spurred anoda P F-G F-G F-G F-G F-G P F-G F-G 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 P P-F F F P P F-G P F
wild poinsettia F G-E G-E G-E G-E G-E P P-F P-F P P E E G G P P G-E P G-E
wild radish F F F-G F F G P E E P-F F E E G E P P E P E
E=Excellent, G=Good, F=Fair, P=Poor.
If no letter is given, response is unknown.
*Paraquat = Gramoxone Inteon
Generic formulations are available for many products.

 

 

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