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Oklahoma State University Stillwater, OK |
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Oklahoma Alfalfa |
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Oklahoma State University Stillwater, OK |
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Oklahoma Alfalfa |
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Windmillgrass |
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| COMMON NAME: | Windmillgrass |
| SCIENTIFIC NAME: | Chloris verticillata Nutt. |
| TYPE: | Simple Summer Perennial Weedy Grass |
| DESCRIPTION | |
| Germination: | May-July. |
| Reproduction: | By seed July-September. |
| Stems: | Erect to decumbent, forming clumps. |
| Leaves: | Sheaths flattened at base; blades 1/8 inch wide. |
| Flowers/ Inflorescence: |
Spikes terminal, horizontally spreading 2 to 6 inches, 1 fertile floret/spikelet with whole inflorescence breaking from plant at maturity. |
| Fruit: | Seed unit with lemma and palea attached, with awn several times longer than seed. |
FOUND: |
Throughout the state in thinning stands. Not considered a major competitor. Occupies the spaces between the alfalfa plants, and prevents establishment of weedy annuals. |
CONTROL: |
No good herbicide option for control. |
| In Alfalfa |  Plant |
Leaf | Plant | Seed Head |
| Additional Windmillgrass Images | ||||
| Jim Stritzke Former Alfalfa Weed Control Specialist Department of Plant and Soil Sciences Oklahoma State University |
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