Agricultural pest management

Weeds of Pear,
with common and scientific names

(Reviewed 11/12 , updated 11/12 )

In this Guideline: More about weeds in Pear:

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

Common Name Scientific Name
Asparagus Asparagus officinalis
Barley, Hare Hordeum murinum ssp. leporinum
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
Chickweed, Common Stellaria media
Clover, White Trifolium repens
Cockleburs Xanthium spp.
Crabgrass, Large Digitaria sanguinalis
Cudweeds Gnaphalium spp.
Dallisgrass Paspalum dilatatum
Dandelion Taraxacum officinale
Dock, Curly Rumex crispus
Fiddlenecks Amsinckia spp.
Filarees Erodium spp.
Fleabane, Hairy Conyza bonariensis
Foxtails Setaria spp.
Goosefoot, Nettleleaf Chenopodium murale
Groundsel, Common Senecio vulgaris
Henbit Lamium amplexicaule
Horseweed Conyza canadensis
Johnsongrass Sorghum halepense
Knotweed, Common Polygonum arenastrum
Ladysthumb Polygonum persicaria
Lambsquarters, Common Chenopodium album
Lettuce, Prickly Lactuca serriola
Lovegrasses Eragrostis spp.
Mallow, Little (cheeseweed) Malva parviflora
Miner's Lettuce Claytonia perfoliata
Mustards Brassica spp., Sinapis spp.
Nettles Urtica spp.
Nightshade, Black Solanum nigrum
Nightshade, Hairy Solanum physalifolium
Nightshade, Silverleaf Solanum elaeagnifolium
Nutsedge, Yellow Cyperus esculentus
Oat, Wild Avena fatua
Pigweeds Amaranthus spp.
Pineapple-weed Chamomilla suaveolens
Poison-oak, Pacific Toxicodendron diversilobum
Polypogon, Rabbitfoot Polypogon monspeliensis
Puncturevine Tribulus terrestris
Purslane, common Portulaca oleracea
Radish, Wild Raphanus raphanistrum
Redmaids (Desert Rockpurslane) 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.
Spurges Chamaesyce spp.
Sweetclover, Yellow Melilotus officinalis
Thistle, Russian Salsola tragus
Tomatillo Physalis spp.
Witchgrass Panicum capillare


[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Pear
UC ANR Publication 3455


R. B. Elkins, UC Cooperative Extension, Lake County
J. A. Roncoroni, UC Cooperative Extension, Napa County
C. A. Ingels, UC Cooperative Extension, Sacramento County
B. Hanson, Weed Science, UC Davis

Acknowledgment for contributions to Weeds:
W. T. Lanini, Weed Science/Plant Sciences, UC Davis

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