UC IPM Online UC ANR home page UC IPM home page

UC IPM Home

SKIP navigation

 

Pear

Perennial Weed Seedlings

On this page
  • Field bindweed
  • Johnsongrass
  • Yellow nutsedge
  • Bermudagrass
  • Dallisgrass
  • White clover
  • Curly dock
  • Dandelion

Names link to more information on identification and biology.

Click on photos to enlarge
Seedling of field bindweed
Field bindweed
(Convolvulus arvensis): Morningglory family; perennial; seed leaves nearly square, with shallow notch at tip; early true leaves spade shaped; petioles flattened.
Johnsongrass 
					seedlings.
Johnsongrass
(Sorghum halepense): Grass family; perennial; first leaves with white midvein, 8 times longer than wide and rolled in bud; ligule membranous below and fringed or toothed above; no auricles.
Young yellow 
				nutsedge plant.
Yellow nutsedge
(Cyperus esculentus): Sedge family; perennial; grasslike; light green blades, flat, slender; leaf tip long and drawn out; nutlets globe shaped, smooth, and almond flavored.
Seedling of 
					burmudagrass
Bermudagrass
(Cynodon dactylon): Grass family; perennial; first leaves with somewhat rough surface; ligule surrounded by ring of hairs with tuft of long hairs on either side; auricles absent; stem flat, wiry, and without hairs.
Dallisgrass leaf 
				sheath of the seedling.
Dallisgrass
(Paspalum dilatatum): Grass family; perennial; first leaves rolled in bud; ligule membranous and tall, with bluntly pointed or rounded tip; long, silky hairs at collar; no auricles; sheaths flattened with prominent midrib; first leaf sheaths softly hairy.
White clover
White clover
(Trifolium repens): Pea family; perennial; each leaflet may have a whitish circular band within the center; leaves trifoliolate (3 leaflets per leaf) smooth, alternate, lower surface gray green, upper surface green; branching stems 4 to 12 inches long; flower forms a ball-shaped cluster; plant forms large clumps.
Curly dock seedling, Rumex crispus.
Curly dock
(Rumex crispus): Buckwheat family; perennial; seed leaves succulent and 3 times longer than wide; young seedlings vary in color, from entirely green to red tinged in cooler months; petioles of young seedlings ribbed with bases extending onto stem.
Dandelion seedling, Taraxacum officinale.
Dandelion
(Taraxacum officinale): Aster family; perennial; seed leaves green yellow, smooth, and range from circular to oval to spatulate; young leaves without hairs and usually gray green on lower surface, alternate, form basal rosette, and spatulate or oval with long petiole; margins of third true leaf wavy with irregular, widely spaced teeth.
 

Statewide IPM Program, Agriculture and Natural Resources, University of California
All contents copyright © 2014 The Regents of the University of California. All rights reserved.

For noncommercial purposes only, any Web site may link directly to this page. FOR ALL OTHER USES or more information, read Legal Notices. Unfortunately, we cannot provide individual solutions to specific pest problems. See our Home page, or in the U.S., contact your local Cooperative Extension office for assistance.

Agriculture and Natural Resources, University of California

Accessibility   /PMG/C603/m603ppweeds.html revised: April 25, 2014. Contact webmaster.