Sweetclover
Yellow sp.- Melilotus officinalis White sp.- Melilotus alba Pea Family
| Key identifying traits
Biology and ecology -
An annual, winter annual, or biennial plant reproducing by seeds
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Native to Europe & Asia and now commonly found along road sides and waste areas in U.S.
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One of the first plants to appear on a disturbed site
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It is a plant favored by honey producers but it is known to cause bloating in cattle
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It has been used for soil stabilization and bird habitat but is not recommended due to its aggressive nature
Control
Prevention – Learn to identify plants; start monitoring early in the season
Biological – No known biological control in our area
Cultural – Plant competitive grass or other cover crops
Mechanical – Mowing before seed is produced will help but will not effectively kill existing plants. Many internet sites claim prescribed burning is good control
Chemical –the PNW Weed Management handbook does not have it listed as a problem weed but other sources list mixtures with either triclopyr, dicamba or clopyralid will work on sweet clover
Where found – Widely scattered throughout the county along driveways, roads and disturbed areas.
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Yüklə 101.5 Kb.