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Untitled Document

Weed Response to Herbicides
Used in Fruits and Nut

- Wayne E. Mitchem, Extension Weed Scientist

Biennial and Perennial Weeds

Karmex, etc.

Devrinol

Solicam

Sinbar

Prowl

Surflan

simazine

Application Method

PRE

PRE

PRE

PRE

PRE

PRE

PRE

Time of Year

S

F

S

F

S

F

S

F

S

F

S

F

S

F

asters

F

G

P

F

G

P

P

P

P

G

bahiagrass

P

P

P

P

P

P-F

P-F

P

P

P

P

P

P

bermudagrass

P

P

P

P

F

F

F

P

P

P

F

F

P

P

briars

P

P

P

P

P

F

P

P

P

P

P

P

P

P

camphorweed

P

G

F

P

P

P

P

G

dallisgrass

P

P

P

P

F

P-F

P-F

P

P

P

P

P

P

dogfennel

P

F

P

P

E

G

G

P

P

P

P

P

F

horsenettle

P-F

P

P

P

P

P

F

P

P

P

P

P

P-F

P

johnsongrass

P

P

P

P

P

P

P

P

P

P

P

P

P

P

nutsedge

P

P

P

P

P-F

P-F

P-F

P

P

P

P

P

P

plantains

G

G

F

P

P

P

P

P

G

wild garlic/onion

P

P

P

G

P

P

P

P

P

P

Annual Grasses

Karmex, etc.

Devrinol

Solicam

Sinbar

Prowl

Surflan

simazine

Application Method

PRE

PRE

PRE

PRE

PRE

PRE

PRE

Time of Year

S

F

S

F

S

F

S

F

S

F

S

F

S

F

barnyardgrass

G

E

G

G

G

G

G

crabgrass

G

E

G E

G

E

E

G

crowfootgrass

G

E

G

G

E

E

G

fall panicum

F

G

E

G

G

G

G

goosegrass

G

G

E

G

E

E

G

johnsongrass (seedling)

F

E

G

G

G

G

P

ryegrass, annual

G

F

F

F

F G

G-E

sandbur

G

E

G

G

G

E

G

signalgrass, broadleaf

G

G

G

G

E

G

P

Texas panicum

P

G

F

F

G

G

F

Annual Broadleaf Weeds

Karmex, etc.

Devrinol

Solicam

Sinbar

Prowl

Surflan

simazine

Application Method

PRE

PRE

PRE

PRE

PRE

PRE

PRE

Time of Year

S

F

S

F

S

F

S

F

S

F

S

F

S

F

bristly starbur

G

P

F

E

P

P

F

chickweed

G

G

E

E

E

E

G

G

G

cocklebur

G

P

F

G

P

P

F

crotalaria

G

P

G

P

P

croton, tropic

G

P

E

G

P

P

F-G

evening primrose

G

F

G

F

G

P

P

G-E

Florida beggarweed

G

F

G

E

P

P

G

Florida pusley

G

E

G

E

G

G

G

horseweed

F

G

P

F

G

G

G

G

P

P

P

P

P

G

jimsonweed

G

P

G

E

P

F

F-G

lambsquarters

E

E

F

E

E

E

E

morningglories

G

P

F G

G E

P

F

F-G

pigweeds

G

G

F

E

G

G

F-G

prickly lettuce

G

E

G

E

P

P

P

P

G

E

prickly sida (teaweed)

G

P

G E

E

P

P

F-G

purslane, common

E

E

E

E

E

E

E

ragweed, common

E

F

G

E

P

P

G

sicklepod

G

P

F

E

P

P-F

F-G

wild radish

F G

G

F

G

F

G

E

E

P

P

P

P

G

E

Key

PRE = Preemergence; S = Spring; F = Fall; E = Excellent Control; G = Good Control; F = Fair Control; P = Poor Control.
If no symbol is given, weed does not occur in specific season (spring or fall) or weed response is unknown.

 
     
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