Agriculture: Peach Pest Management Guidelines

Susceptibility of Winter Weeds in Peach to Herbicide Control

  PREEMERGENT POSTEMERGENT Combinations
DIU FLM ISO NOR ORY OXY PEN PRO SIM TRI CAR CLE FLU GLY OXY PAR* SET 2,4D* ORY
XY
GLY1
XY
ANNUAL WEEDS
Barley, hare C P N C C P C C C C N C C C P P C N P C
Bluegrass, annual C C N C C P C C C C N C N C P P N N C C
Brome, downy C P N C C N C C C C N C P C N P P N P C
Brome, ripgut C P N C C C C C C N C P C N P C N P C
Burclover, California P P N N C P C N C P P N P C
Canarygrass C P N C C P C C C C N C C C P P C N C
Chickweed, common C C C P C N C C C P N N C N C N P C
Clovers, perennial P P N N P N N C N N N P P P N P P P
Cudweeds C C P C N N N N C N N N C P N N P N C
Fiddlenecks C C C C C C C C C C C N N C C C N P C
Filarees C C C P N C N N C P N P P C P N P P C
Groundsel, common P C C P N C N N C N N N C C C N P C C
Henbit C C C P P C C C C C N N C C C N P C C
Lettuce, miner's C C C C C P C C N N C C N N C
Mallow, little P C P P P C N P N N C N N P C N N N C C
Mustards C C C P N C N C C N P N N C P C N C P C
Nettle, burning C C C C P C C P C P C N N N P P N P P P
Oat, wild P C N P P P P P C P N C C C N P C N P C
Pineapple-weed P C P N C N N C N N N N C P P N N C
Polypogon, rabbitfoot C N C C N C C N C C C P C N C
Radish, wild C C C P N C N P C N P N N C P P N C P C
Redmaids C C C C C C C C P N N C C C N C C C
Rocket, London C C C P N C N C C N C N N C C C N C C C
Ryegrasses C P N C C N C C C C N C C C2 N P C N N C
Shepherd's–purse C C C P N C C C C N P N N C P C N C P C

C= control P= partial control N= no control = no information

CAR = carfentrazone (Shark) FLU = fluazifop-P-butyl (Fusilade) ORY = oryzalin (Surflan) PRO = pronamide (Kerb)
CLE = clethodim (Select Max) GLY = glyphosate (Roundup) OXY = oxyfluorfen (Goal, GoalTender) SET = sethoxydim (Poast)
DIU = diuron (Karmex, Diurex) ISO = isoxaben (Gallery) PAR = paraquat* (Gramoxone) SIM = simazine (Princep, Caliber)
FLM = flumioxazin (Chateau) NOR = norflurazon (Solicam) PEN = pendimethalin (Prowl H2O) TRI = trifluralin (Treflan)
2,4-D = 2,4-D* (Orchard Master)
*Permit required from county agricultural commissioner for purchase or use.
1 At rates used for annual weeds, control of perennials is less than expected with high label rates.
2 Some populations in California are known to be resistant.
Text Updated: 04/10