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- As the weed bounces along, tiny seeds packed with coiled-up embryos sprinkle out from between its thorny leaves. Though tumbleweeds may be an iconic symbol of the Wild West, they originated in Eastern Europe. They likely arrived as stowaways in shipments of flax seeds brought to the U.S. in the 19th century.
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Feb 7, 2022 · Each winter after Russian thistle plants die, the brittle bushy parts snap off at the roots and blow away, dispersing seeds wherever they tumble (about 250,000 per plant).
- Sidney Stevens
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It is an annual plant that breaks off at the stem base when it dies, and forms a tumbleweed, dispersing its seeds as the wind rolls it along. It is said to have arrived in the United States in shipments of flax seeds to South Dakota, perhaps about 1870.
Mar 8, 2024 · Tumbleweeds originated in Russia and Siberia and they were brought to the United States in the 1870s, hidden among imported flax seeds, according to University of California, Riverside. It only took 20 years for the plants to spread throughout the western United States and parts of Canada.
Oct 30, 2023 · In 1881, the county of Bon Homme, South Dakota, gave the United States Department of Agriculture its first note of concern about tumbleweeds. Tumbleweeds had reached the California coast by 1895. These shrubby plants excelled at one thing — seed dispersal.
Jun 6, 2017 · Most species of tumbleweeds are from the whole plant except the roots while in some other plants, tumbleweeds could be formed from an inflorescence or hollow fruit that could be without the stem and root systems.
May 6, 2018 · Genetic tests have shown that California’s most common tumbleweed, known as Russian thistle, likely came from Ukraine, said retired plant population biologist Debra Ayres, who studied tumbleweeds...
The arrival and spread of Russian thistle is considered to be one of the fastest plant invasions in the history of the United States. Today the plant is found in all states except Alaska and Florida. Tumbleweeds in a roadside ditch in Haskell County, Kansas, being burned in 1941.
