Ageratina altissima - Wikipedia
Ageratina altissima, also known as white snakeroot, [3] richweed, [3] or white sanicle, [4] is a poisonous perennial herb in the family Asteraceae, native to eastern and central North America.
A Complete Guide To White Snakeroot – What You Need To Know!
White Snakeroot is a herbacrous perennial flower native to Eastern North America. Scientifically known as Ageratina altissima, it grows 1-3′ tall in partial shade and average moisture. Blooming white flowers in late Summer to Fall, it provides nectar to …
White Snakeroot Facts - Gardening Know How
2021年11月11日 · White Snakeroot Facts. White snakeroot plants have coarse toothed, round-based leaves with pointed tips that grow opposite each other on erect stems that reach 3 feet (1 m.) tall. The stems branch at the top where white clusters of …
Learn More About White Snakeroot Poisoning and Treatment - WebMD
2024年10月3日 · White snakeroot (ageratina altissima) is a plant that can be found in the eastern United States, often in wooded areas. One state where white snakeroot is frequently found is Missouri, where it...
White snakeroot | Poisonous, Toxic, Invasive | Britannica
white snakeroot, (Ageratina altissima), poisonous North American herb of the aster family (Asteraceae). White snakeroot contains a toxic alcohol (tremetol), and cattle allowed to pasture on the plant may suffer muscular tremors (the “trembles”), weakness, constipation, and death.
White Snakeroot - Missouri Department of Conservation
White snakeroot is an upright, much-branched perennial with smooth (sometimes hairy) stems and fibrous roots. The flowerheads are arranged in loose, terminal, flat-topped clusters. The flowers point upward and are clear white and tuftlike.
White Snakeroot - a Dangerously Pretty Native Plant!
2021年9月19日 · September blooming white snakeroot (ageratina altissima - previously eupatorium rugosum) is a pretty and easy to grow native plant to add to the yard in challenging partially shady areas for pollinators, biodiversity or erosion control.
Ageratina (Snakeroot, White Snakeroot) | North Carolina …
However, White Snakeroot is native to the eastern portions of the USA. Most species have showy clusters of white to pinkish flowers and spread by seeds and rhizomes. The leaves can have a foul smell. They are often found in partly shady conditions as along a woodland edge. Season: Summer, fall. Site: Rich woods; partial shade.
Weed of the Month: White Snakeroot - Brooklyn Botanic Garden
2016年10月20日 · Fall-blooming white snakeroot is that nondescript weed that has been inconspicuously growing in shady spots all spring and summer. You barely notice the one- to four-foot-tall plant with toothy, dark green leaves until suddenly—poof! It’s everywhere you turn, all abloom with fluffy white flowers.
Ageratina altissima - Plant Finder - Missouri Botanical Garden
Ageratina altissima commonly called white snakeroot, is native to woodland areas in the Eastern United States. It is common throughout Missouri where it typically occurs in rich or rocky woods, thickets, wood margins and rocky areas (Steyermark).
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