Agriculture: Nectarine Pest Management Guidelines

Susceptibility of Spring/Summer Weeds to Herbicide Control

  Preemergence Postemergence Combinations
 FLMISONORORYOXYPENPROSIMTRI CAR   CLEFLUGLYOXYPAR*SET 2,4D*   ORY
XY
GLY1
XY
ANNUAL WEEDS
Barnyardgrass C N P C P C C P C N   C P C N P C N   C C
Cocklebur P C N C N N P N P N N C C C N C C C
Crabgrasses C N P C N C C N C N C C C P C C N C C
Cudweeds C P C N N N N C N N N N C P N N P P C
Fleabane, hairy P P P N P N N C N N N N C P P N P P C
Foxtails C N C C N C C C C C C C N C C N C C
Filarees C C P N C N N C P C N P P C P N P C C
Goosefoot, nettleleaf C C C C C P C C C N N C P C N C C C
Goosegrass C N C C N C C C C N C C P N P N C
Groundcherry C C C P C N C C N C N N C C C N C C C
Horseweed C P P N P N N C N N N N C P P N C P C
Junglerice C N C C P C P P C N C P C N P C N C C
Knotweed, common C P C P C C C C N N P P C N P C P
Lambsquarters, common C C P C C C C C C C N N C C C N C C C
Lettuce, prickly P C P N C N N C N P N N C C P N C C C
Lovegrass C N P C P C C P C N C C C N P C N C C
Nightshades C C C N C N C C N P N N C C C N C C C
Pigweeds C C P C C C N C C C N N C C C N C C C
Puncturevine C P C P C C N P P N N C P C N C P C
Purslane, common C C P C C C C C C P N N P C C N C C P
Sandburs N P C N C P C N C P C N P P N P C
Sowthistles P C P N C N P C N N N N C C P N C C C
Sprangletops P N P C N C C N P N C P C P P P N C
Spurge, spotted C P P P C P C N N N C N C N C P C
Starthistle, yellow N C N N C N N N N C N C N C C
Thistle, Russian C P C P P P P C P C N N C P C N P P C
Willowherb, tall annual P P P P C N N N P N N N C C P
Witchgrass P N C P C C C C C N C C C N N C N C C
PERENNIAL WEEDS
Bermudagrass (Se) N N C C N C N P N N   C C C N P C N   C C
Bermudagrass (Pr) N N P N N N N N N N P P P N N P N N P
Bindweed, field (Se) C P P N P P C P C N N C N P N C N C
Bindweed, field (Pr) C N N N N P N P P N N C N N N P N P
Blackberries, wild N N N N N N N N N C N N N P C
Dallisgrass (Se) N N C N C C C C N C C C N N C N P C
Dallisgrass (Pr) N N N N N N N N N N P P P N N P N N P
Dandelion (Se) P N P N N N C N N N C N P N C C
Dandelion (Pr) N N N N N N N N N N P N N N C P
Dock, curly (Se) C N P C C C C C N N P C C P C C C
Dock, curly (Pr) N N N N N N N N N N P N N P P N P
Fescues P N C C P C C N P P C N P P N C C
Fluvellins N N N P N P
Johnsongrass (Se) C N C C N C C N C N C C C N C C N C C
Johnsongrass (Pr) N N P N N N N N N N C C P N N P N N P
Nutsedge, yellow N N P N N N N N N N N N C N N N N N P
Nutsedge, purple N N P N N N N N N N N N C N N N N N P
Oxalis N C P C P C P N N C P N P C
Plantain, buckhorn (Se) P N C N N C C N C C
Plantain, buckhorn (Pr) P N N N N N N N N N P N N P P
Se = seedling Pr = perennial plant
C= control    P= partial control    N= no control    = no information
CAR  = carfentrazone (Shark) GLY  = glyphosate (Roundup) OXY  = oxyfluorfen (Goal, GoalTender) SET  = sethoxydim (Poast)
CLE  = clethodim (Select Max) ISO  = isoxaben (Gallery) PAR  = paraquat* (Gramoxone) SIM  = simazine (Princep, Caliber)
FLM  = flumioxazin (Chateau) NOR  = norflurazon (Solicam) PEN  = pendimethalin (Prowl H2O) TRI  = trifluralin (Treflan)
FLU  = fluazifop-P-butyl (Fusilade) ORY  = oryzalin (Surflan) PRO  = pronamide (Kerb) 2,4D = 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: 09/15