UC IPM: Susceptibility of Weeds to Herbicide Control in Cucurbits

UC Pest Management Guidelines

Susceptibility of Weeds to Herbicide Control

Customize LIST OF WEEDS

ANNUAL WEEDS

barley

barnyardgrass

bluegrass, annual

brome, ripgut

burclover, California

canarygrass

cereals

chickweed, common

crabgrass

cudweeds

docks

fiddlenecks

filarees

fleabane, hairy

foxtails

goosefoot, nettlefoot

groundcherries

groundsel, common

henbit

horseweed

knotweed, prostrate

lambsquarters, common

lettuce, prickly

lovegrasses

mallow, little (cheeseweed)

medic, black

morningglories

mustards

nettles

nightshade, black

nightshade, hairy

oat, wild

panicum, fall

pigweed

puncturevine

purslane, common

radish, wild

rescuegrass

rocket, London

ryegrasses

shepherd's-purse

sowthistles

sunflower, common

sweetclover, yellow

thistle, Russian

PERENNIAL WEEDS

bermudagrass (seedling)

bermudagrass (plant)

bindweed, field (seedling)

bindweed, field (plant)

johnsongrass (seedling)

johnsongrass (plant)

nutsedge, purple

nutsedge, yellow


BEN	CAR	CLE	DCP	ETH	GLY	HAL	MET*	OXY	PAR*	SET	TRI
P	N	C	—	C	C	—	C	P	P	C	C
C	N	C	—	C	C	—	C	P	P	C	C
C	N	P	—	C	C	P	C	P	P	N	C
—	N	C	—	C	C	N	C	P	C	C	C
N	N	N	N	N	P	—	N	P	P	N	N
C	N	C	—	N	C	—	C	P	P	C	C
N	N	C	—	P	C	—	C	N	P	C	P
N	P	N	C	C	C	C	C	P	C	N	C
C	N	C	—	C	C	—	C	N	C	C	C
N	—	N	N	N	C	—	C	N	N	N	N
N	—	N	—	P	C	—	C	P	P	N	P
N	C	N	C	C	C	—	C	C	P	N	C
N	P	N	P	N	P	—	C	C	P	N	N
N	N	N	N	N	C	—	C	P	C	N	N
C	N	C	—	C	C	—	C	N	C	C	C
P	—	N	C	C	C	—	C	C	C	N	C
N	C	N	C	C	C	—	C	C	C	N	N
N	—	N	N	N	C	C	C	C	C	N	N
N	—	N	P	C	C	—	C	C	C	N	C
N	N	N	N	N	C	—	C	P	P	N	N
P	—	N	P	C	C	—	C	P	P	N	C
P	C	N	C	C	C	N	C	C	P	N	C
N	—	N	N	P	C	C	C	C	P	N	N
C	N	C	—	N	C	—	C	P	P	—	C
N	C	N	P	N	P	—	N	C	N	N	N
N	—	N	—	N	P	—	N	—	P	N	N
N	C	N	N	P	C	P	P	C	P	N	N
N	P	N	P	N	C	C	C	C	C	N	N
N	C	N	P	C	N	C	C	C	P	N	P
N	C	N	P	C	C	N	C	C	C	N	N
N	C	N	P	C	C	N	C	C	C	N	N
N	N	C	—	C	C	—	C	P	P	C	P
C	N	C	—	C	C	—	C	N	P	C	C
C	C	N	C	C	C	P	P	C	C	N	C
N	—	N	P	N	C	—	C	P	C	N	P
C	P	N	C	C	C	P	C	C	C	N	C
N	P	N	N	N	C	C	C	C	C	N	N
—	N	C	—	C	C	—	C	—	—	—	C
N	C	N	P	N	C	C	C	C	C	N	N
N	N	C	—	C	C	N	C	N	P	C	C
N	C	N	N	N	C	C	C	P	P	N	N
N	N	N	P	P	C	C	C	C	P	N	N
N	—	N	P	N	C	C	C	C	P	N	N
N	—	N	—	N	P	—	N	P	P	N	N
N	C	N	C	C	C	—	C	P	C	N	P

C	N	C	—	C	C	N	C	P	P	C	C
N	N	P	—	N	C	N	P	N	N	P	N
N	C	N	N	—	C	—	P	N	P	N	P
N	P	N	N	—	P	—	P	N	N	N	P
C	N	C	—	C	C	N	C	N	C	C	C
N	N	C	—	N	C	N	P	N	N	C	N
N	N	P	N	N	P	C	P	N	N	N	N
N	N	N	N	N	P	C	P	N	N	N	N

Ratings Legend

= control

= partial control

= no control

—

= no information

Chemical Legend

BEN = bensulide (Prefar)

CAR = carfentrazone (Shark)

CLE = clethodim (Select Max)

DCP = DCPA (Dacthal)

ETH = ethalfluralin (Curbit)

GLY = glyphosate (Roundup)

HAL = halosulfuron (Sandea)

MET = metam sodium* (Vapam, etc.)

OXY = oxyfluorfen (GoalTender)

PAR = paraquat* (Gramoxone Inteon)

SET = sethoxydim (Poast)

TRI = trifluralin (Treflan)

Comments

* Permit required from county agricultural commissioner for purchase or use.

UC IPM Pest Management Guidelines: Cucurbits
UC ANR Publication 3445
Weeds
W. T. Lanini, Plant Sciences/Weed Science, UC Davis
Acknowledgment for contributions to Weeds:
C. E. Bell, UC Cooperative Extension, San Diego County

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How to Manage Pests

UC Pest Management Guidelines

Cucurbits

Susceptibility of Weeds to Herbicide Control

Susceptibility of Weeds to Herbicide Control

PUBLICATION