Agriculture: Lettuce Pest Management Guidelines

Susceptibility of Weeds in Lettuce to Herbicide Control

BEN BSL CAR CLE GLY MET* PAR* PEL PRO* SET
ANNUAL WEEDS
Barnyardgrass C C N C C C C C P C
Bluegrass, annual C C N C C C C C C N
Burclover, California N N C P P P N
Canarygrasses P C N C C C C C C
Chickweed C P P N C C C C C N
Crabgrasses C C N C C C C C C
Cupgrass C C C C C P P C
Fiddleneck C P C N C C P C C N
Goosefoot, nettleleaf C C N C C P C N
Groundcherries N N C N C P C P N
Groundsel, common N N N C C C C N N
Henbit N N N C C C P N
Junglerice C C N C C C C P C
Knotweed, common C P N C C P C P N
Lambsquarters, common C C N C C P P C N
Lettuce, prickly N N N C C P N N
Mallows N N C N P P N P P N
Mustards N N P N C P C C C N
Nettle, burning P C C N N C P C C N
Nightshade, hairy N N C N C P C C N
Oat, wild P N N C C C P C C
Pigweeds C C N C C C P P N
Purslane, common C C N N C C C C C N
Rocket, London N N C N C C C C C N
Shepherd's-Purse N N P N C C C C C N
Sowthistles N N N N C C C N N
Sweetclovers N N N C P P P N
Swinecress, lesser N N C C N N N
Volunteer cereals N N N C C C P C P
PERENNIAL WEEDS
Nutsedge, Purple N N N N P N N N N N
Nutsedge, Yellow N N N N P P N N N N

C= control P= partial control N= no control = no information
Chemical Legend
BEN = benefin (Balan) MET = metam sodium* (Vapam, etc.)
BSL = bensulide (Prefar) PAR = paraquat* (Gramoxone)
CAR = carfentrazone (Shark) PEL = pelargonic acid (Scythe)
CLE = clethodim (Select Max) PRO = pronamide* (Kerb)
GLY = glyphosate (Roundup) SET = sethoxydim (Poast)
*Permit required from county agricultural commissioner for purchase or use.
Text Updated: 04/17