Agricultural pest management

Weed Photo Gallery,
with common and scientific names

(Reviewed 7/15)

In this Guideline: More about weeds in grapes:

Common names link to pages with weed descriptions and photos, up to 100K, often showing several stages of development.

Common Name Scientific Name
asparagus Asparagus officinalis
barley, hare Hordeum murinum
barnyardgrass Echinochloa crus-galli
bermudagrass Cynodon dactylon
bindweed, field Convolvulus arvensis
blackberries Rubus spp.
bluegrass, annual Poa annua
bromegrasses Bromus spp.
burclover, California Medicago polymorpha
canarygrass Phalaris canariensis
catsear, common Hypochaeris radicata
chickweed, common Stellaria media
clover, white Trifolium repens
cockleburs Xanthium spp.
crabgrasses Digitaria spp.
cudweeds Gnaphalium spp.
dallisgrass Paspalum dilatatum
dandelion Taraxacum officinale
dock, curly Rumex crispus
fescue, red Festuca rubra
fescues Festuca spp.
fiddlenecks Amsinckia spp.
filarees Erodium spp.
fleabane, hairy Conyza bonariensis
fluvellins Kickxia spp.
foxtails Setaria spp.
goosefoot, nettleleaf Chenopodium murale
groundcherries Physalis spp.
groundsel, common Senecio vulgaris
henbit Lamium amplexicaule
horseweed, common Conyza canadensis
johnsongrass Sorghum halepense
knotweed, oval-leaf Polygonum spp.
ladysthumb Polygonum persicaria
lambsquarters, common Chenopodium album
lettuce, prickly Lactuca serriola
lovegrasses Eragrostis spp.
mallow, little (cheeseweed) Malva parviflora
miner's lettuce Claytonia perfoliata
mullein Verbascum spp.
mustards Brassica spp.
nettles Urtica spp.
nightshades Solanum spp.
nutsedge, purple Cyperus rotundus
nutsedge, yellow Cyperus esculentus
oat, wild Avena fatua
pigweeds Amaranthus spp.
pineappleweed Chamomilla suaveolens
poison-oak, Pacific Toxicodendron diversilobum
polypogon, rabbitfoot Polypogon monospeliensis
puncturevine Tribulus terrestris
purslane, common Portulaca oleracea
radish, wild Raphanus raphanistrum
redmaids (desert rock purslane) Calandrinia ciliata
rocket, London Sisymbrium irio
ryegrass, Italian Lolium multiflorum
sandburs Cenchrus spp.
shepherd's-purse Capsella bursa-pastoris
smartweed, pale Polygonum lapathofolium
sorrel, red Rumex acetosella
sowthistles Sonchus spp.
speedwells Veronica spp.
sprangletop Leptochloa spp.
starthistle, yellow Centaurea solstitialis
thistle, Russian Salsola tragus
velvetleaf Abutilon theophrasti
willowherb, tall annual Epilobium brachycarpum
witchgrass Panicum capillare


[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Grape
UC ANR Publication 3448


J. A. Roncoroni, UC IPM Program and UC Cooperative Extension, Napa County
K. J. Hembree, UC Cooperative Extension, Fresno County
C. A. Ingels, UC Cooperative Extension, Sacramento County

Acknowledgments for contributions to Weeds:
C. L. Elmore, Vegetable Crops and Weed Science, UC Davis
D. R. Donaldson, UC Cooperative Extension, Napa County
W. T. Lanini, Weed Scienc and Plant Sciences, UC Davis
A. Shrestha, UC IPM Program, Kearney Agricultural Center, Parlier

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