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Dry
Beans > Year-Round IPM Program > Perennial Annual
Seedlings
Dry Beans
Perennial Annual Weed Seedlings
On this page
- Bermudagrass
- Yellow nutsedge
- Field bindweed
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- Purple nutsedge
- Johnsongrass
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Use the photos below to identify weeds
in the field. Names link to more on
identification and biology.
Click on photos to enlarge
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. |
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. |
Field bindweed (perennial)
(Convolvulus arvensis): Morningglory family; perennial, with most new
shoots and seedlings emerging in spring; seed leaves nearly square, with shallow
notch at tip; early true leaves spade shaped; petioles flattened. |
No photo available.
(Seedlings rarely occur, most plants from rhizomes and/or tubers)
Purple nutsedge
(Cyperus rotundus ): Sedge family; perennial; (young plant) young shoot
is somewhat stiff, upright, and light green with a fairly prominent whitish midvein;
no auricle or ligule; triangular stem solid or pithy and rarely hollow as in
grasses. |
Johnsongrass
(Sorghum halepense): Grass family; perennial; persists and spreads via
underground stems (rhizomes), which are thick, fleshy, and segmented; roots and
shoots can rise from each rhizome segment; leaves have a prominent whitish midvein. |
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