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Numerous non-native plants have been introduced to Texas in the United States and many of them have become invasive species. The following is a list of some non-native invasive plant species established in Texas. [1] [2] [3] [4]
Helianthus ciliaris is a species of sunflower known by the common names Texas blueweed and yerba parda.. Helianthus ciliaris grows in much of the south-central and southwestern United States (from Texas north to Kansas and west to California) [1] and northern Mexico (from Tamaulipas west to Sonora and south to Durango and San Luis Potosí), [2] but it can be found elsewhere in North America ...
Locoweed (also crazyweed and loco) is a common name in North America for any plant that produces swainsonine, an alkaloid harmful to livestock.Worldwide, swainsonine is produced by a small number of species, most of them in three genera of the flowering plant family Fabaceae: Oxytropis and Astragalus in North America, [1] and Swainsona in Australia.
Tussock grasses are often found as forage in pastures and ornamental grasses in gardens. [1] [2] [3] Many species have long roots that may reach two meters (6 + 1 ⁄ 2 feet) or more into the soil, which can aid slope stabilization, erosion control, and soil porosity for precipitation absorption. Also, their roots can reach moisture more deeply ...
Adaptation to disturbance can give weeds advantages over desirable crops, pastures, or ornamental plants. The nature of the habitat and its disturbances will affect or even determine which types of weed communities become dominant. [23] In weed ecology some authorities speak of the relationship between "the three Ps": plant, place, perception.
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In its native range, Poa pratensis forms a valuable pasture plant, characteristic of well-drained, fertile soil. It is also used for making lawns in parks and gardens and has established itself as a common invasive weed across cool moist temperate climates like the Pacific Northwest and the Northeastern United States .
It is also listed as a tier 1 noxious weed in Virginia, along with giant hogweed. [ 6 ] Since its introduction into the U.S., tropical soda apple has spread rapidly, and currently infests an estimated one million acres of improved pastures , citrus groves, sugarcane fields, ditches, vegetable crops, sod farms, forestlands (oak hammocks and ...