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How to Manage Pests

UC Pest Management Guidelines


Weed Photo Gallery,

with common and scientific names

(Reviewed 8/07, updated 8/07)

In this Guideline: More about weeds in potato:

Common Name Scientific Name
barnyardgrass Echinochloa crus-galli
bindweed, field Convolvulus arvensis
bluegrass, annual Poa annua
buckwheat, wild Polygonum convolvulus
cudweeds Gnaphalium spp.
dodders Cuscuta spp.
fiddleneck, coast Amsinckia menziesii var. intermedia
foxtails Setaria spp.
knotweed, common Polygonum arenastrum
lambsquarters, common Chenopodium album
mustards Brassica spp.
nettle, burning Urtica urens
nightshade, black Solanum nigrum
nightshade, hairy Solanum sarrachoides
nutsedge, purple Cyperus rotundus
nutsedge, yellow Cyperus esculentus
oat, wild Avena fatua
pigweeds Amaranthus spp.
puncturevine Tribulus terrestris
purslane, common Portulaca oleracea
quackgrass Elytrigia repens
radish, wild Raphanus raphanistrum
rocket, London Sisymbrium irio
sandburs Cenchrus spp.
shepherd's-purse Capsella bursa-pastoris
smartweed, pale Polygonum lapathifolium
thistle, Canada Cirsium arvense
thistle, Russian Salsola tragus
witchgrass Panicum capillare


[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Potato
UC ANR Publication 3463
J. Nuñez, UC Cooperative Extension, Kern Co.
H. Carlson, UC Cooperative Extension, Siskiyou Co.
Acknowledgment for contributions to the weeds section:
W. E. Bendixen, UC Cooperative Extension, Santa Barbara Co.

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