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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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Tumble Pigweed |
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| COMMON NAME: | Tumble Pigweed |
| SCIENTIFIC NAME: | Amaranthus albus L. |
| TYPE: | Summer Annual Broadleaf |
| DESCRIPTION | |
| Germination: | April-September. |
| Reproduction: | By seed, July-October. |
| Stems: | Whitish, erect or decumbent, highly branched, usually no hair or fuzz. |
| Leaves: | Simple ovate to linear, 1/2 to 1 1/2 inches long, no hair or fuzz. |
| Flower/ Inflorescence: |
In short-dense axillary clusters, rigid bracts, twice as long as flowers. |
| Fruit: | Seed black, shiny, lens-shaped, with wrinkles when dry, seed 1/16 inch in diameter. |
FOUND: |
Central and western counties. |
CONTROL: |
Small plants can be controlled with BUTYRAC 200 and PURSUIT in newly planted spring stands and in thinning stands. |
| Jim Stritzke Former Alfalfa Weed Control Specialist Department of Plant and Soil Sciences Oklahoma State University |
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