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UC Pest Management Guidelines


Apricot

Susceptibility of Weeds to Herbicide Control

(Reviewed 11/07, updated 2/09)

In this Guideline: More about weeds in apricot:

Susceptibility of Winter Weeds to Herbicide Control
Customize list of weeds
 
ANNUAL WEEDS
barley, hare
bluegrass, annual
brome, downy
brome, ripgut
burclover, California
canarygrass
chickweed, common
clovers, perennial
cudweeds
fiddlenecks
filarees
groundsel, common
henbit
lettuce, miner's
mallow, little
mustards
nettle, burning
oat, wild
pineapple-weed
polypogon, rabbitfoot
radish, wild
redmaids (desert rockpurslane)
rocket, London
ryegrasses
shepherd's-purse
Preemergence

FLM

ISO

NAP

NOR

ORY

OXY

PEN

PRO

THI

TRI
PNCCCPCCCC
CNCCCPCCCC
PNCCCNCCCC
PNCCCCCCC
PPNNCP
PNCCCPCCCC
CCCPCNCCPC
PPNNPNNCN
CPCCNNNNCN
CCCCCCCCCC
CCCPNCNNCP
CCCPNCNNCN
CCNPPCCCCC
CCCCPCC
CPPPPCNPPN
CCPPNCNCPN
CCPCPCCPCP
CNCPPPPPCP
CCPNCNNCN
NCCNCC
CCNPNCNPNN
CCCCCCC
CCCPNCNCPN
PNCCCNCCCC
CCPPNCCCCN
Postemergence

CAR

CLE

FLU

GLY

MSM

OXY

PAR*

SET

24D*
NCCCNPPCN
NCNCCPPNN
NCPCPNPPN
NCPCPNPCN
NCPPN
NCCCNPPCN
PNNCPNCNP
NNPNPPNP
NNCNPNNP
CNNCNCCNP
NPPNCPNP
NNCNCCNP
NNCNCCNP
NNCNCNN
CNNPNCNNN
PNNCNPCNC
CNNNNPPNP
NCCCNNPCN
NNNCNPPNN
NCCCNPCN
PNNCNPPNC
PNNCCCNC
CNNCNCCNC
NCCC2PNPCN
PNNCNPCNC
Combinations
ORY
OXY
GLY1
OXY
PC
CC
PC
PC
PC
C
C
PP
NC
C
PC
CC
CC
C
CC
PC
PP
PC
C
C
PC
CC
CC
NC
PC
 
 
ANNUAL WEEDS
barley, hare
bluegrass, annual
brome, downy
brome, ripgut
burclover, California
canarygrass
chickweed, common
clovers, perennial
cudweeds
fiddlenecks
filarees
groundsel, common
henbit
lettuce, miner's
mallow, little
mustards
nettle, burning
oat, wild
pineapple-weed
polypogon, rabbitfoot
radish, wild
redmaids (desert rockpurslane)
rocket, London
ryegrasses
shepherd's-purse
Susceptibility of Spring/Summer Weeds to Herbicide Control
Customize list of weeds
 
ANNUAL WEEDS
barnyardgrass
cocklebur
crabgrasses
cudweeds
fleabane, hairy
foxtails
filarees
goosefoot, nettleleaf
goosegrass
groundcherry
horseweed
junglerice
knotweed, common
lambsquarters, common
lettuce, prickly
lovegrass
nightshades
pigweeds
puncturevine
purslane, common
sandburs
sowthistles
sprangletops
spurge, spotted
starthistle, yellow
thistle, Russian
willowherb, tall annual
witchgrass
PERENNIAL WEEDS
bermudagrass (Se)
bermudagrass (Pr)
bindweed, field
blackberries, wild
dallisgrass (Se)
dallisgrass (Pr)
dandelion (Se)
dandelion (Pr)
dock, curly
fescue, tall
fluvellins
johnsongrass (Se)
johnsongrass (Pr)
nutsedge, yellow
nutsedge, purple
oxalis
plantain, buckhorn (Se)
plantain, buckhorn (Pr)
Preemergence

FLM

ISO

NAP

NOR

ORY

OXY

PEN

PRO

THI

TRI
CNCPCPCCCC
PCCNCNNCN
CNCPCNCCCC
CPCCNNNNCN
PPNPNPNNCN
CNCCCNCCCC
CCCPNCNNCP
CCCCCCPCCC
CNCCNCCCC
CCNCPCNCCN
CPNPNPNNPN
CNCCCPCPCC
CCPCPCCPC
CCCPCCCCCC
PCCPNCNNCN
CNCPCPCCCC
CCNCNCNCN
CCCPCCCNPC
CPNCPCCNPP
CCCPCCCCCC
NCPCNCCC
PCCPNCNPCN
PNCPCNCCP
CNPPPCPPN
NCNNN
CPCCPPPPPP
PPNPPC
PNCPCCCCC
 
NNCCCNCNNN
NNNPNNNNNN
NNNNNNNNPN
NNNNNNNN
NCNCNCCCC
NNNNNNNNNN
PCNPNNNPN
NNNNNNNNN
NNNNNNNNN
PNCCPCCC
N
CNCCCNCCCC
NNNPNNNNNN
NNNPNNNNPN
NNNPNNNNPN
NCNPCPCP
PNP
PNNNNNNNN
Postemergence

CAR

CLE

FLU

GLY

MSM

OXY

PAR*

SET

2,4D*
NCPCNNPCN
PNNCPCCNC
NCCCCPCCN
NNNCNPNNP
NNNCNPPNP
CCCNCCN
CNPPNCPNP
NNCNPCNC
NCCCCNPN
CNNCPCCNC
NNNCNPPNC
NCPCNPCN
NNPNPCNP
CNNCNCCNC
PNNCNCPNC
NCCCPNPCN
PNNCPCCNC
CNNCNCCNP
NNCPPCNC
PNNPPCCNC
NCPCPNPPN
NNNCNCPNC
NCPCNPPPN
NNCNNCNC
NNNCNNCNC
CNNCPPCNP
NNPNNNC
NCCCPNNCN
 
NCCCNNPCN
NPPPNNNPN
PNNPPNNNP
NNCNNNNP
NCCCCNNCN
NPPPCNNPN
NNCNNPNC
NNPNNNNC
NNPNNNNP
NPPCNNPPN
NNPN
NCCCCNCCN
NPPPNNNPN
NNNPCNNNN
NNNPCNNNN
NNCPPNP
NNCNCNC
NNPNNNP
Combination
ORY
OXY
GLY1
OXY
CC
CC
CC
PC
PC
CC
CC
CC
C
CC
PC
CC
CP
CC
CC
CC
CC
CC
PC
CP
PC
CC
C
PC
C
PC
CP
CC
 
CC
NP
PP
C
PC
NP
C
P
NP
CC
P
CC
NP
NP
NP
C
C
P
 
 
ANNUAL WEEDS
barnyardgrass
cocklebur
crabgrasses
cudweeds
fleabane, hairy
foxtails
filarees
goosefoot, nettleleaf
goosegrass
groundcherry
horseweed
junglerice
knotweed, common
lambsquarters, common
lettuce, prickly
lovegrass
nightshades
pigweeds
puncturevine
purslane, common
sandburs
sowthistles
sprangletops
spurge, spotted
starthistle, yellow
thistle, Russian
willowherb, tall annual
witchgrass
PERENNIAL WEEDS
bermudagrass (Se)
bermudagrass (Pr)
bindweed, field
blackberries, wild
dallisgrass (Se)
dallisgrass (Pr)
dandelion (Se)
dandelion (Pr)
dock, curly
fescue, tall
fluvellins
johnsongrass (Se)
johnsongrass (Pr)
nutsedge, yellow
nutsedge, purple
oxalis
plantain, buckhorn (Se)
plantain, buckhorn (Pr)

Weed Legend
Se = seedling Pr = perennial plant

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

Chemical Legend
24D* = 2,4-D (Saber)
CAR = carfentrazone (Shark)
CLE = clethodim (Select Max)
FLM = flumioxazin (Chateau)
FLU = fluazifop-p-butyl (Fusilade)
GLY = glyphosate (Roundup)
ISO = isoxaben (Gallery)
MSM = MSMA (MSMA 6 Plus)
NAP = napropamide (Devrinol)
 
NOR = norflurazon (Solicam)
ORY = oryzalin (Surflan)
OXY = oxyfluorfen (Goal)
PAR = paraquat* (Gramoxone)
PEN = pendimethalin (Prowl)
PRO = pronamide (Kerb)
SET = sethoxydim (Poast)
THI = thiazopyr (Visor)
TRI = trifluralin (Treflan)

Comments
*   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.

[Precautions]

PUBLICATION

[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Apricot
UC ANR Publication 3433
Weeds
K. J. Hembree, UC Cooperative Extension, Fresno County

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