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Ambrosia in chicken coop in Belgium Common ragweed, Ambrosia artemisiifolia , is a widespread invasive species , and can become a noxious weed , that has naturalized in Europe ; temperate Asia and the Indian subcontinent ; temperate northern and southern Africa and Macaronesia ; Oceania in Australia , New Zealand , and Hawaii ; and Southwestern ...
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 ...
All parts of these plants are toxic, due to the presence of alkaloids. Grazing animals, such as sheep and cattle, may be affected and human fatalities have occurred. [106] Delphinium spp. larkspur Ranunculaceae: Contains the alkaloid delsoline. Young plants and seeds are poisonous, causing nausea, muscle twitches, paralysis, and often death.
This species is well known as a noxious weed, both in its native range and in areas where it is an introduced and often invasive species. [7] [8] [9] It is naturalized in some areas, and it is recorded as an adventive species in others. [3] It grows in many types of disturbed habitat, such as roadsides, and in cultivated fields.
Chickweed is a hardy annual which flowers throughout the year in northern Europe, in mild weather. [1] The stems are terete and glabrous with a lax and sprawling growth habit, up to 40 cm (16 inches) long and 1 millimetre (1 ⁄ 16 in) in diameter, with a line (very occasionally 2 lines) of hairs running straight down its length, alternating sides at the nodes.
The type of weed will clue you in on when to apply weed killer to the lawn. ... Weed killers or herbicides are made with chemicals that can be harmful to people, wildlife, and the environment ...
Washing Poultry. Both germophobes and chefs will warn about washing poultry. When rinsing or washing poultry, the water tends to spray and splatter, which can actually contaminate more surfaces ...
In the United Kingdom, common ragwort (Senecio jacobaea) is one of the five plants named as an injurious weed under the provisions of the Weeds Act 1959. The word injurious in this context indicates that it could be harmful to agriculture, not that it is dangerous to animals, as all the other injurious weeds listed are non-toxic.