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How to Manage Pests

The UC Guide to Healthy Lawns

Weeds in turfgrass - Listed by family name

Find out more about weeds that occur in turfgrass.

See also, Weeds in turfgrass listed by
Common name | Scientific name

On this page:
Broadleaves | Grasses and sedges

Amaranthaceae (Pigweed family)
Amaranth, low Amaranthus deflexus
Apiaceae (Carrot family)
Pennywort Hydrocotyle sp.
Asteraceae (Sunflower family)
Brassbuttons, Southern Cotula australis
Burweed, lawn (spurweed) Soliva sessilis
Catsear, spotted Hypochaeris radicata
Cudweed, purple Gnaphalium purpureum
Daisy, English Bellis perennis
Dandelion Taraxacum officinale
Lettuce, prickly Lactuca serriola
Oxtongue, bristly Picris echioides
Yarrow, common Achillea millefolium
Brassicaceae (Mustard family)
Swinecress (wartcress) Coronopus didymus
Caryophyllaceae (Pink family)
Chickweed, common Stellaria media
Chickweed, mouseear Cerastium fontanum ssp. vulgare
Pearlwort, birdseye Sagina procumbens
Convolvulaceae (Morningglory family)  
Bindweed, field Convolvulus arvensis
Dichondra Dichondra repens
Euphorbiaceae (Spurge family)
Spurge, creeping Chamaesyce serpens
Spurge, spotted Chamaesyce maculata
Fabaceae (Legume family)
Burclover, California Medicago polymorpha
Clover, white Trifolium repens
Medic, black Medicago lupulina
Geraniaceae (Geranium family)
Filaree, whitestem Erodium moschatum
Geranium, cutleaf Geranium dissectum
Lamiaceae (Mint family)
Healall (selfheal) Prunella vulgaris
Henbit Lamium amplexicaule
Malvaceae (Mallow family)
Mallow, bristly Modiola caroliniana
Mallow, little Malva parviflora
Oxalidaceae (Woodsorrel family)
Woodsorrel, creeping Oxalis corniculata
Plantaginaceae (Plantain family)
Plantain, broadleaf Plantago major
Plantain, buckhorn Plantago lanceolata
Polygonaceae (Buckwheat family)
Dock, curly Rumex crispus
Knotweed, common Polygonum arenastrum
Sorrel, red Rumex acetosella
Portulacaceae (Purslane family)
Purslane, common Portulaca oleracea
Primulaceae (Primrose family)
Pimpernel, scarlet Anagallis arvensis
Rubiaceae (Madder family)
Madder, field Sherardia arvensis
Scrophulariaceae (Figwort family)
Speedwell, birdseye (Persian speedwell) Veronica persica

Grasses and sedges*

Cyperaceae (Sedge family)

Kyllinga, green Kyllinga brevifolia
Nutsedge, yellow Cyperus esculentus
Poaceae (Grass family)
Barley, hare Hordeum murinum ssp. leporinum
Barnyardgrass Echinochloa crus-galli
Bentgrasses Agrostis spp.
Bermudagrass Cynodon dactylon
Bluegrass, annual Poa annua
Crabgrass, large Digitaria sanguinalis
Crabgrass, smooth Digitaria ischaemum
Dallisgrass Paspalum dilatatum
Foxtail, yellow Setaria pumila
Goosegrass Eleusine indica


Pennisetum clandestinum
Ryegrass, Italian (annual ryegrass) Lolium multiflorum
Velvetgrass, German Holcus mollis

*For identifying turfgrass species, use the turfgrass key.

Statewide IPM Program, Agriculture and Natural Resources, University of California
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