Peanut Grower

Weed Response to Herbicides Used In Peanuts

Compiled by Dr. Jason Ferrell, University of Florida Weed Science.

PPI

PRE

Prowl,
Sonalan

Treflan

Dual
Magnum

Lasso2

Pursuit1

Strongarm

Zorial

Strongarm

Zorial +
Dual Magnum
or Lasso2

Dual
Magnum
or Lasso2

Valor

Dual
Magnum
or Lasso2

Pursuit

PERENNIALS

bermudagrass

johnsongrass (rhizome)

nutsedge, purple

P-F

nutsedge, yellow

F-G

P-F

F-G

GRASSES
(ANNUAL)

broadleaf signalgrass

G-E

crabgrass

G-E

crowfootgrass

fall panicum

P-F

foxtail

G-E

goosegrass

G-E

johnsongrass (seedling)

P-F

sandbur

G-E

F-G

Texas panicum

G-E

P-F

BROAD-
LEAVES

bristly starbur

F-G

burgherkin

F-G

citronmelon

P-F

cocklebur

G-E

P-F

coffee senna

F-G

P-F

F-G

copperleaf

G-E

cowpea

P-F

crotalaria

P-F

croton, tropic or woolly

P-F

day flower3

F P-F

P-F

F-G

G F

P-F

F-G

P-F

eclipta

P-F

G-E

P-F

G-E

P-F

Florida beggarweed

P-F

G-E

F-G

Florida pusley

G-E

hairy indigo

jimsonweed

G-E

F-G

G-E

F-G

lambsquarters

F-G

morningglory spp.

P-F

F-G

P-F

G-E

morningglory, cypressvine

F-G

morningglory, pitted

G-E

F-G

P-F

F-G

P-F

G-E

F-G

morningglory, smallflower

G-E

pigweeds

G-E

prickly sida

G-E

F-G

G-E

F-G

G-E

ragweed

G-E

redweed

G-E

F-G

sicklepod

F-G

smartweed

P-G

F-G

spider flower

F-G

spurred anoda

F-G

velvetleaf

F-G

G-E

F-G

G-E

F-G

wild poinsettia

wild radish

E=Excellent, G=Good, F=Fair, P=Poor. PPI=Preplant Incorporated PRE=Preemergence AC=At-Cracking (usually 6-14 days after planting).
1Ratings for Pursuit PPI and PRE are similar. 2Not Labeled for use in Florida. 3Ratings for tropical spiderwort are similar.
If no letter is given, response is unknown.