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Heracleum mantegazzianum - Wikipedia
Giant hogweed is native to the western Caucasus region of Eurasia. It was introduced to Britain as an ornamental plant in the 19th century.
en.wikipedia.org
en.wikipedia.org
Giant Hogweed - NYSDEC
Giant hogweed is a biennial or perennial herb in the carrot family (Apiaceae) which can grow to 14 feet or more. Its hollow, ridged stems grow 2-4 inches in ...
dec.ny.gov
dec.ny.gov
Giant Hogweed – Profile and Resources | Invasive Species Centre
Giant hogweed spreads easily and establishs quickly with a thick, bright green stem with dark reddish purple spots and coarse white hairs.
www.invasivespeciescentre.ca
www.invasivespeciescentre.ca
hogweed
ˈhogweed Herb. A name given to various herbs of which hogs are fond, or which are thought fit only for hogs. 1. In England: cow-parsnip, Heracleum Sphondylium; knotgrass, Polygonum aviculare; sowthistle, Sonchus; coltsfoot, Tussilago Farfara; hedge parsley, Torilis Anthriscus.1744–50 W. Ellis Mod. H...
Oxford English Dictionary
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Giant Hogweed: Identification Information - Maine.gov
Giant Hogweed, Heracleum mantegazzianum is found sporadically throughout Maine, but is not a common plant. Giant hogweed is noteworthy because its sap causes ...
www.maine.gov
www.maine.gov
Heracleum (plant) - Wikipedia
Heracleum mantegazzianum, giant hogweed, native to the western Caucasus region of Eurasia, a serious invasive species in many areas of Europe and North America ...
en.wikipedia.org
en.wikipedia.org
Hogweed
Hogweed is a common name for several unrelated plants. common hogweed
Heracleum mantegazzianum, the giant hogweed
Heracleum sosnowskyi, Sosnowsky's hogweed
Heracleum persicum, Persian hogweed
Boerhavia,
wikipedia.org
en.wikipedia.org
Identify Giant Hogweed - YouTube
Giant hogweed (Heracleum mantegazzianum) is a VERY LARGE, invasive plant that can cause painful burns and scarring.
www.youtube.com
www.youtube.com
Giant Hogweed - National Invasive Species Information Center (NISIC)
Species Profile: Giant Hogweed. Produces toxic sap that can cause skin irritation and blindness (Gucker 2009)
www.invasivespeciesinfo.gov
www.invasivespeciesinfo.gov
Giant Hogweed - Washington State Noxious Weed Control Board
Giant hogweed is a perennial (sometimes biennial) distinguished by its large size, capable of growing to a height of 15-20 feet tall.
www.nwcb.wa.gov
www.nwcb.wa.gov
[PDF] Giant hogweed | NH Department of Agriculture
General Considerations. Giant hogweed is a short lived herbaceous biennial that dies after flowering. (monocarpic). It develops a thick hollow stem that can ...
www.agriculture.nh.gov
www.agriculture.nh.gov
[PDF] Giant-Hogweed-Heracleum-mantegazzianum-Identification ... - CT.gov
US introduction and distribution: Giant hogweed is native to the southwestern Asia and. Caucasus Mountains of Georgia, Azerbaijan, and southern Russia.
portal.ct.gov
portal.ct.gov
Rhagonycha fulva
Rhagonycha fulva, the common red soldier beetle, also misleadingly known as the bloodsucker beetle, and popularly known in England as the hogweed bonking R. fulva is a significant pollinator of two species of Hogweed, Heracleum sphondylium, and H. mantegazzianum.
wikipedia.org
en.wikipedia.org
Differences between Heracleum mantegazzianum and H. sphondylium I have heard about the hazards associated with Giant Hogweed and the trouble is when trying to identify it, it is very similar by the looks to normal hog...
Yes, the species can be identified by the shape of the leaves. The leaves of _H. sphondylium_ are more or less flat (in one plane); the leaves of _H. manteggazianum_ are more crisped and much more pointed. Here are two pictures from the Dutch wikipedia (h. sphondylium last): ![enter image descriptio...
prophetes.ai
Pigweed
glyphosate in the US Southeast
Amaranthus retroflexus, redroot pigweed
Chenopodium album white goosefoot
Polygonum aviculare
Portulaca species
See also
Hogweed
wikipedia.org
en.wikipedia.org