Grape

Agricultural pest management


Susceptibility of Weeds to Herbicide Control

(Reviewed 6/06, updated 1/14)

In this Guideline: More about weeds in grape:

Susceptibility of Spring/Summer Weeds to Herbicide Control
 
Customize list of weeds PREEMERGENCE   POSTEMERGENCE
ANNUAL GRASSES DIU FLM IND ISO NAP ORY OXY PEN RIM SIM CAR CLE FLU GLU GLY OXY PAR* SET 24D*
Mode of Action1 7 14 29 21 15 3 14 3 2 5 14 1 1 10 9 14 22 1 4
barnyardgrass C C N C C P C C P   N C C C C N P C N
crabgrasses C C N C C P C C N   N C C C C P C C N
fescues C P C C P C C C   N P N P C N C N N
foxtails C C N C C N C C C   N C C C C N C C N
lovegrasses C C N C C P C P P   N C C C C N C C N
sandburs C P N C C N C P   N C C C C N P C N
sprangletops N C N C C P C P N   N C C C C N C C N
witchgrass P P C C P C C C   C C P C N C C N
ANNUAL BROADLEAVES
cockleburs C C N C N P C   P N N P C C C N C
cudweeds C C C N N N N C   N N P C P N N P
fleabane, hairy C P C N N P N C C   N N N C C P C N C
fluvellins P N N P P   N N P P P N
goosefoot, nettleleaf C C C C C C P P N   N N P C C C N C
groundcherries C C C N C C N P C   C N N C C C C N C
horseweed P C C N N P N C C   N N N C C P P N C
knotweed, common C C C C C C P C   N N P C P P N P
ladysthumb C C   N N C P N
lambsquarters, common C C C C C C C P C   N N P C C P N C
lettuce, prickly C P C C N C N C C   N N C C C C N C
mallow (cheeseweed) C C C P P C N C N   N N C P C N N P
nightshades C C C N N C N C C   C N N C C C C N C
pigweeds C C C C C C C C C   N N C C C C N P
puncturevine C C C P P C C P P   N N P C C C N C
purslane, common C C C C C C C C C   N N N C C C C N C
smartweed, pale C C   N N C P N P
speedwells P C P C P N C   N N N C P C N
starthistle, yellow C P N C N P C   N N N P C C P N C
thistle, Russian P C C P P P P N P   N N C C P C N C
velvetleaf C P C N P C N P C   C N N C C N P N C
willowherb, tall annual C C P N C C C C   N N C C N P N C
PERENNIALS (SEEDLINGS)
bermudagrass C N N C C N C N P   N C C C C P C C N
bindweed, field P N C N P C P P P   C N N C C P C N C
dallisgrass C N N P C N C C   N C C C C N C C N
dandelion C C C N C N C   N N C C C N N C
dock, curly C C P P C P P C   N N C C C C N C
johnsongrass C N N P P N C C P   N C C C C N C C N
ESTABLISHED PERENNIALS
asparagus N N N N N N N   N N N P N N N
bermudagrass N N N N N N N N N   N C P P C N P P N
bindweed, field N N C N P N N P N   P N N P P N P N P
blackberries N N N N N N N   N N N C N N N
catsear, common N N N N N N N   N N P P N N N
clover, white N N C N N N N P N   N N P P N N N P
dallisgrass N N N N N N N N   N C P P C N N P N
dandelion N N C N N N N P N   N N P C N N N P
dock, curly N N N N N N N P N   N N P P N N N P
johnsongrass N N N N N N N P N   N C P P C N N P N
nutsedge, purple N N N P N N N N N   N N N P P N N N N
nutsedge, yellow N N N N N N N P N   N N N P P N N N N
poison-oak, Pacific N N N N N N N   N N N C N N N
sorrel, red N N N N N N N   N N N P N N N
Susceptibility of Winter Weeds to Herbicide Control
 
Customize list of weeds PREEMERGENCE    POSTEMERGENCE
ANNUAL GRASSES DIU FLM IND ISO NAP ORY OXY PEN RIM SIM CAR CLE FLU GLU GLY OXY PAR* SET 24D*
Mode of Action1 7 14 29 21 15 3 14 3 2 5 14 1 1 10 9 14 22 1 4
barley, hare C C N C C P C C C N C C C C P C C N
bluegrass, annual C C N C C P C C C N C N C C P C N N
bromegrasses C P N C C P C C C N C C C C N C C N
canarygrasses C P N C C P C C N C C C C N C C N
oat, wild P P N C P P P P C N C C C C N C C N
polypogon, rabbitfoot C P C C P C C C N C C P C C C N
ryegrasses C P N C C P C C C N C C C C N C C N
ANNUAL BROADLEAVES  
chickweeds C C C C C P C C C P N N C C P C N P
Burclover, California P P P N P N P P N N C C P P N
fiddlenecks C C C C C C C C C N N P C C C N P
filarees C C C C N C N C C N N C P C C N C
groundsel, common N C C P P C N C C N N P C C C N C
henbit C C C P P C C C C N N C C C C N P
miner's lettuce C C C C C C C N N C C C C N
mustards C C C P N C N C C N N C C P C N C
nettles C C C P P C C N C C N N C P C P N P
pineappleweed P C N C N P C N N N C C P P N P
redmaids
(desert rockpurslane)
C N C C C C C N N C C C C N
rocket, London C C C C P C N C C C N N C C C C N C
shepherd's-purse C C C P N C C C C P N N C C P C N C
sowthistles C P C C P C N C C N N N C C C C N C

Ratings Legend
C= control    P= partial control    N= no control    = no information
Chemical Legend
Herbicide Mode
of action
Herbicide Mode
of action
Herbicide Mode
of action
CAR = carfentrazone-ethyl (Shark) 14 GLY = glyphosate (Roundup, Touchdown) 9 PAR = paraquat* (Gramoxone Inteon) 22
CLE = clethodim (Select Max) 1 IND = indaziflam (Alion) 29 PEN = pendimethalin (Prowl, Prowl H20) 3
DIU = diuron (Karmex, etc.) 7 ISO = isoxaben (Gallery) 21 RIM = rimsulfuron (Matrix) 2
FLM = flumioxazin (Chateau) 14 NAP = napropamide (Devrinol) 15 SET = sethoxydim (Poast) 1
FLU = fluazifop-p-butyl (Fusilade) 1 ORY = oryzalin (Surflan) 3 SIM = simazine (Princep) 5
GLU = glufosinate (Rely) 10 OXY = oxyfluorfen (GoalTender) 14 24D = 2,4-D* 4
* Permit required from county agricultural commissioner for purchase or use.
1 Group numbers are assigned by the Weed Science Society of America (WSSA) according to different modes of action. Although weeds may exhibit multiple resistance across many groups, mode-of-action numbers are useful in planning mixtures or rotations of herbicides with different modes of action. For more information, see http://www.hracglobal.com.
Comments
*   Permit required from county agricultural commissioner for purchase or use.

[Precautions]

PUBLICATION

[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Grape
UC ANR Publication 3448

Weeds

A. Shrestha, UC IPM Program, Kearney Agricultural Center, Parlier
K. J. Hembree, UC Cooperative Extension, Fresno County
C. A. Ingels, UC Cooperative Extension, Sacramento County
W. T. Lanini, Weed Science/Plant Sciences, UC Davis
Acknowledgment for contributions to Weeds:
C. L. Elmore, Vegetable Crops/Weed Science, UC Davis
D. R. Donaldson, UC Cooperative Extension, Napa County

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