Janet McTeer
Mary Jo Walker
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Tumbleweed. Lechenaultia divaricata. A tumbleweed is a structural part of the above-ground anatomy of a number of species of plants. It is a diaspore that, once mature and dry, detaches from its root or stem and rolls due to the force of the wind.
Feb 7, 2022 · Learn how tumbleweeds, also known as Russian thistle, became a symbol of the American West and a problematic invasive species. Discover their life cycle, spread, impact and management options.
- Sidney Stevens
May 6, 2018 · Learn how tumbleweeds, also known as Russian thistle, evolved to disperse their seeds by rolling and bouncing in the wind. Find out how they became a nuisance and a threat in California and other western states.
- 4 min
- Gabriela Quirós, KQED Science
Learn how tumbleweeds, also known as Russian thistle, became one of the fastest plant invasions in the USA. Discover how they spread, how they affect native plants and wildlife, and how they are controlled.
Tumbleweed is a plant that breaks away from its roots and rolls with the wind, dispersing its seeds as it goes. Learn about different types of tumbleweeds, such as pigweed, Russian thistle, and Colutea arborea, and their habitats and uses.
- The Editors of Encyclopaedia Britannica
People also ask
What is a tumbleweed?
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Oct 30, 2023 · Learn everything you need to know about tumbleweeds, the invasive plants that roll with the wind. Find out how they arrived in the U.S., how they harm crops, ecosystems and humans, and how to get rid of them.
How did Russian thistle, also known as tumbleweed, become a symbol of the American West? Read about its origin, invasion, and impact on the environment and culture.
