Search results
Results from the WOW.Com Content Network
USDA PLANTS Database: California State Noxious Weeds List; Cal-IPC: California Invasive Plant Council homepage + information. Cal-IPC: CalWeedMapper; California Native Plant Society—CNPS: Invasive Weeds + links. UC IPM" Invasive Plants of California — managing invasive plants. PlantRight.org: address and stop sale of invasive garden plants ...
The seeds and seed heads of this common garden weed may contain the alkaloids temuline and loliine. Some experts also point to the fungus ergot or fungi of the genus Endoconidium, both of which grow on the seed heads of rye grasses, as an additional source of toxicity. [151] Lupinus spp. lupin, lupine Fabaceae: Some varieties have edible seeds.
Pierce County Noxious Weed Control Board reports can be made by calling 253-798-7263. Whatcom County Noxious Weed Board takes reports at 360-778-6234.
A noxious weed, harmful weed or injurious weed is a weed that has been designated by an agricultural or other governing authority as a plant that is harmful to agricultural or horticultural crops, natural habitats or ecosystems, or humans or livestock. Most noxious weeds have been introduced into an ecosystem by ignorance, mismanagement, or ...
The Pierce County Noxious Weed Control Board places it in on its Terrible Ten list. The board states that all parts of the plant are extremely poisonous to humans and livestock and it advises ...
The genus name "Conium" refers to koneios, the Greek word for 'spin' or 'whirl', alluding to the dizzying effects of the plant's poison after ingestion. In the vernacular, "hemlock" most commonly refers to the species C. maculatum. Conium comes from the Ancient Greek κώνειον – kṓneion: "hemlock".
Ipomoea aquatica is listed by the USDA as a noxious weed, [45] especially in the states of Florida, California, and Hawaii, where it can be observed growing in the wild. [46] In the US, water spinach has mainly become a problem in Florida; why is unclear although the fast growth rate has been cited as a threat to native plants in certain areas ...
Goatsrue, a federally listed noxious weed and toxic to humans and animals if ingested, has been identified in Whatcom County. Standing 4 feet to 6 feet tall with white or purple pea-like flowers ...