Cucurbits

Pest Management Guidelines


Susceptibility of Weeds to Herbicide Control in Cucurbits

(Reviewed 12/09, updated 7/13)

In this Guideline: More about weeds in cucurbits:

Customize LIST OF WEEDS  
ANNUAL WEEDS BEN CAR CLE DCP ETH GLY HAL MET* OXY PAR* SET TRI
barley, hare P N C C C C P P C C
barnyardgrass C N C C C C P P C C
bluegrass, annual C N P C C P C P P N C
brome, ripgut P N C C C N C P C C C
burclover, California N N N N N P N P P N N
canarygrass C N C N C C P P C C
cereals N N C P C C N P C P
chickweed, common P P N C C C C C P C N C
crabgrass C N C C C C N C C C
cudweeds N N N N C C N N N N
docks N N P C C P P N P
fiddlenecks N C N C C C C C P N C
filarees N P N P N P C C P N N
fleabane, hairy N N N N N C C P C N N
foxtails C N C C C C N C C C
goosefoot, nettlefoot P N C C C C C C N C
groundcherries N C N C C C C C C N N
groundsel, common N N N N C C C C C N N
henbit N N P C C C C C N C
horseweed N N N N N C C P P N N
knotweed, prostrate C N P C C C P P N C
lambsquarters, common C C N C C C N C C P N C
lettuce, prickly N N N P C C C C P N N
lovegrasses C N C N C C P P C
mallow, little (cheeseweed) N C N P N P N C N N N
medic, black N N N P N P N N
morningglories N C N N P C P P C P N N
mustards N P N P N C C C C C N N
nettles P C N P C N C C C P N P
nightshade, black N C N P C C N C C C N N
nightshade, hairy N C N P C C N C C C N N
oat, wild N N C C C C P P C P
panicum, fall C N C C C C N P C C
pigweed C C N C C C P P C C N C
puncturevine N N P N C C P C N P
purslane, common C P N C C C P C C C N C
radish, wild N P N N N C C C C C N N
rescuegrass N C C C C C
rocket, London N C N P N C C C C C N N
ryegrasses P N C C C N C N P C C
shepherd's-purse N P N N N C C C P P N N
sowthistles N N N P P C C C C P N N
sunflower, common N N P N C C C C P N N
sweetclover, yellow N N N P N P P N N
thistle, Russian N C N C C C C P C N P
velvet leaf N C N N P C C N N
PERENNIAL WEEDS
bermudagrass, seedling C N C C C N C P P C C
bermudagrass, Established N N P N C N P N N P N
bindweed, field, Seedling N C N N C P N P N P
bindweed, field, Established N P N N P P N N N P
Johnsongrass, Seedling C N C C C N C N C C C
Johnsongrass, Established N N C N C N P N N C N
nutsedge, purple N N P N N P C P N N N N
nutsedge, yellow N N N N N P C P N N N N

Ratings Legend
C= control    P= partial control    N= no control    = no information
Chemical Legend
BEN = bensulide (Prefar)   HAL = halosulfuron (Sandea)
CAR = carfentrazone (Shark)   MET = metam sodium* (Vapam)
CLE = clethodim (Select Max)   OXY = oxyfluorfen (Goal)
DCP = DCPA (Dacthal)   PAR = paraquat* (Gramoxone Inteon)
ETH = ethalfluralin (Curbit)   SET = sethoxydim (Poast)
GLY = glyphosate (Roundup)   TRI = trifluralin (Treflan)
Comments

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

[Precautions]

PUBLICATION

[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Cucurbits
UC ANR Publication 3445

Weeds
  • C. S. Stoddard, UCCE Merced & Madera counties
Acknowledgment for contributions to Weeds
  • W. T. Lanini, Plant Sciences and Weed Science, UC Davis
  • C. E. Bell, UCCE San Diego Co.

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