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| Home > Pest management > Horsenettle |
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| Horsenettle leaf. |
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Life cycle: Spreading to erect, patch-forming perennial.
Leaves: Alternate, egg-shaped, shallowly to deeply lobed, 2 to 5 inches long with sharp, prominent prickles on the leaf veins, midveins and petioles. Star-shaped hairs are present on both leaf surfaces.
Stems: Spreading to erect, herbaceous stems with multiple branching, up to 3 feet in height. Stems have sharp, prominent prickles and star-shaped hairs.
Flowers and fruit: Flowers are white to pale purple, star-shaped with five petals fused at the base and found in clusters on prickly flowering stalks. Flower centers consist of bright yellow, cone-shaped anthers. Berries are yellow at maturity, globe-shaped, wrinkled and approximately 0.5 inch across, and contain up to 170 seeds.
Reproduction: Seeds and deeply penetrating vertical to horizontal creeping roots.
Toxicity: All plant parts are toxic to animals. |
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| Horsenettle mature berries. |
Horsenettle plant. |
Sharp, prominent prickles of horsenettle. |
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