Almond

Agricultural pest management


Susceptibility of Weeds in Almond to Herbicide Control

(Reviewed 3/09, updated 11/12)

In this Guideline: More about weeds in almond:

Susceptibility of Winter Weeds in Almond to Herbicide Control
Customize LIST OF WEEDS PREEMERGENCE   POSTEMERGENCE   COMBINATIONS
ANNUAL WEEDS FLM ISO NAP NOR ORY OXY PEN RIM SIM TRI GLU GLY OXY PAR* RIM 24D* ORYOXY GLY1OXY
barley, hare N C C C P C C C C P C N P C
bluegrass, annual N C C C P C C C C C C P C C N C C
bromegrasses N C C C P C C C C C C N C C N P C
clovers C P P N N C P C C N C C P P C P P P
cudweeds C C C N N N C C N C C P N C P P C
filarees C C C C N C C C C P C P C P C C P C
groundsel, common C C C P N C P C C N C C C C C C C C
henbit C C P P P C C C C C C C C C C C C C
mallow, little C C P C N C P N P C P C N N C C
mustards C C P C N C N C N C C P C C P C
nettle, burning C C N C P C N N C N C C P C N C P C
oat, wild C N C P C P P P C P C C N C P N P C
radish, wild C P P N C N C C N C C P P C P P C
redmaids (desert rockpurslane) C N C C C C C C C C C C C C C C
rocket, London C P C N C C C C N C C C C C C P C
ryegrasses N C C C P C C C C C2 N C C N N C
shepherd's–purse C C N C N C N C C N C C P C C C P C
Susceptibility of Spring & Summer Weeds in Almond to Herbicide Control
Customize LIST OF WEEDS PREEMERGENCE   POSTEMERGENCE
ANNUAL WEEDS FLM ISO NAP NOR ORY OXY PEN RIM SIM TRI GLU GLY OXY PAR* RIM SET 24D*
barnyardgrass N C C C P C C P C C C N P C C N
chickweed, common C C C P C P C C C C C C P C C N P
crabgrasses P N C C C P C C N C C C P C C C N
fleabane, hairy C C N P N P N C C N C C1 P P C N C
foxtails N C C C N C C C C C C N C C C N
goosefoot, nettleleaf C C C C C C P P C C C C P C P N C
horseweed C C N P N P N C C N C C1 P P C N C
junglerice C C C C P C P C C1 N P C N
knotweed, common C C C P C C C P C C P P P P P N N
lambsquarters, common C C C P C C C P C C C C C P P N C
lettuce, prickly C C C P N C N C C N C C C P C N C
mallow, little C C P C N C P C N P C P C N C N N
nettle, burning C C P C P C C N C N C N P P N N N
nightshades C C N C N C P C C N C C C C C N N
pigweeds C C C P C C C C C C C C C C C N N
puncturevine C P C P P P P P P C C P C P N N
purslane, common C C C C C C C C C C C C C C C N N
sandburs N C P C N C N C C N P C C
sowthistles C C C P N C N C C N C C C P C N N
sprangletops N P P P P N P P P C C P P P P N
thistle, Russian C C C P P P N C P C C P C N N N
PERENNIAL SEEDLINGS
bermudagrass N C C C N C N P C C C P C N C N
bindweed, field C N N C C P P N C C C C C P N C
dallisgrass N P C C N C C C C C N N N N
dandelion C C N N C N C C N C C C N C N C
dock, curly C P N P C C P C C C C C C P N C
johnsongrass C N P C P N P C P C C C N C C C P
PERENNIAL PLANTS
bermudagrass N N P N N N N N N P C N P N P N
bindweed, field N C N N P N N P N P P P N P P N P
blackberries N N N N N N N C N N N P
dallisgrass N N N N N N N N P C N N P N
dandelion C N N N N N P N N P N N P N C
dock, curly N N N N N N N N N P N N N N C
johnsongrass C N N N N N N P N P P C N N P P N
nutsedge, yellow N N P N N N P N N P P N N P N P
Ratings Legend
C= control    P= partial control    N= no control    = no information
Chemical Legend
GLY = glyphosate (Roundup)
NAP = napropamide (Devrinol)
ORY = oryzalin (Surflan)
24D = 2,4-D* (Orchard Master)
FLM = flumioxazin (Chateau)
GLU = glufosinate (Rely)
GLY = glyphosate (Roundup)
ISO = isoxaben (Gallery)
NAP = napropamide (Devrinol)
 
NOR = norflurazon (Solicam)
ORY = oryzalin (Surflan)
OXY = oxyfluorfen (GoalTender)
PAR = paraquat* (Gramoxone Inteon)
PEN = pendimethalin (Prowl H2O)
RIM = Rimsulfuron (Matrix FNV)
SET = sethoxydim (Poast)
SIM = simazine (Princep)
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   Resistance to glyphosate is appearing.

[Precautions]

PUBLICATION

[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Almond
UC ANR Publication 3431

Weeds

A. Shrestha, Kearney Agricultural Center, Parlier
J. H. Connell, UC Cooperative Extension, Butte County
Acknowledgment for contributions to Weeds:
T. S. Prather, Department of Plant, Soil, and Entomological Sciences (PSES), University of Idaho

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