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	Hogweed - Wikipedia, the free encyclopedia
		Heracleum (the hogweeds) is a genus of about 60 species (depending on taxonomic interpretation) of biennial and perennial herbs in the carrot family Apiaceae.
		They are found throughout the temperate northern hemisphere and in high mountains as far south as Ethiopia.
		Giant Hogweed Heracleum mantegazzianum A native of the Caucasus Mountains, grows to 4-5m tall, and can cause severe dermatitis if the sap gets on human skin.
	en.wikipedia.org /wiki/Hogweed (159 words)

	Giant Hogweed - Wikipedia, the free encyclopedia
		Giant Hogweed (Heracleum mantegazzianum), or Giant Cow-parsley, is a member of the family Apiaceae, native to the Caucasus Region and Central Asia.
		It is further distinguished by a stout, dark reddish-purple stem and spotted leaf stalks that are hollow and produce sturdy bristles.
		The hogweed then "prepares for an onslaught, threatening the human race" and people must run for shelter and attack it at night, as it cannot photosensitize its venom.
	en.wikipedia.org /wiki/Giant_Hogweed (760 words)

	Hogweed (Site not responding. Last check: 2007-10-31)
		Hogweed's outlandish size - up to 13 feet tall - would probably be the only reason for any interest in the plant if it weren't for the fact that it can cause serious skin problems for humans and some other animals and may even kill dogs that eat its leaves.
		The hogweed is a relative of the carrot and it produces a large, tuberous root that is very difficult to dislodge.
		Because of its size, giant hogweed, which is native to the Caucasus Mountains of Asia, was seen as a fine decoration both in flower arrangements and in gardens by people in England and the United States during the Victorian period.
	www.gannon.edu /RESOURCE/DEPT/biology/hogweed.html (1543 words)

	Environment Agency - Giant Hogweed Information (Site not responding. Last check: 2007-10-31)
		Giant Hogweed is a species common in the UK that is associated with both occupational health and environmental problems.
		Giant Hogweed is characterised by its size and may grow to between three and five metres in height.
		Giant Hogweed is an aggressive competitor, which is able to out-compete native plant species, reducing the amount of suitable habitat available for insects, birds and mammals.
	www.netregs.gov.uk /netregs/processes/367839/?lang=_e (1821 words)

	Giant Hogweed in Connecticut
		Giant Hogweed (Heracleum mantegazzianum), an invasive, non-native plant that was confirmed in 2001 as a new state record in West Cornwall, Litchfield County, Connecticut continues to persist in 2005.
		The sap of giant hogweed, a poisonous plant, causes large painful blisters on human skin and acts as an anti-sunscreen.
		Giant hogweed has negative impacts to the environment as well, displacing native flora on riverbanks and in disturbed sites such as waste areas and along railroads.
	www.hort.uconn.edu /cipwg/giant_hogweed.html (251 words)

	Giant Hogweed
		Giant hogweed is a perennial member of the Parsley or Carrot Family native to Asia.
		Aside from its immense size, giant hogweed is also distinguished by it's stout, dark reddish stem that can grow 5 cm to 10 cm in diameter.
		Giant hogweed will grow in a variety of habitats but is most frequently found adjacent to streams, creeks, roads, in vacant lots or in rights of ways.
	www.agf.gov.bc.ca /cropprot/gianthogweed.htm (343 words)

	Macomb Daily : Sports : Botanists warn of giant hogweed's danger 08/09/04
		Botanists believe hogweed seeds escaped from flower beds, and were transported by water to the wild.
		Hogweed seeds are used in Iranian cooking, and the plant might have been cultivated for that purpose.
		Last year, workers sprayed a hogweed patch in Acadia National Park, and ''I'd say the plants are just as healthy this year as they were last year,'' Gibbs said.
	www.macombdaily.com /stories/080904/sta_hogweed001.shtml (792 words)

	Giant toxic hogweed invading the region
		The invasion of the giant hogweed sounds like a B-grade Hollywood chiller-thriller that went straight to late-night cable television, but the alien flora is real, in Pennsylvania and spreading fast.
		Although giant hogweed is on the federal and state noxious weed list, making it illegal to propagate, sell or transport the plant, it once was cultivated in Europe and brought to North America around 1917 for use in landscape settings.
		She said Zeller, who sprayed hogweed growing in front of her property and along the road earlier this year, is overmatched.
	www.post-gazette.com /healthscience/20000626hogweed1.asp (896 words)

	Hogweed Fourth Annual Awards
		Claire was the first Hogweed lady to finish at the Sodbury Slog in November and is a devoted cani-cross enthusiast.
		The Hogweed Award for “Laurence” is presented to the Hogweed who has complained the most of aches and pains, providing the most excuses during the year.
		Simon is Hogweeds’ top club and triathlon coach, the inspiration behind Hogweeds’ triathlon section and, year on year arguably the club’s top all-round performer.
	www.hogweedtrotters.co.uk /hogweed_fifth_annual_awards.htm (939 words)

	Daily Record News - Dangerous plant found near Morris stream (Site not responding. Last check: 2007-10-31)
		Giant hogweed is identified as a noxious weed by the U.S. Department of Agriculture.
		It's name is giant hogweed, and state officials have begun a battle to eradicate it.
		Invasive species such as giant hogweed, purple loosestrife and Asian longhorn beetles are a growing problem in the agricultural community, said Bruce Barbour, environmental program leader of the Morris County Rutgers Cooperative Extension.
	www.dailyrecord.com /news/articles/news1-hogweed.htm (1033 words)

	07/05/98 The Perils of Giant Hogweed
		Giant hogweed is a huge, dramatic plant that was introduced as a garden ornamental from Europe, botanically named Heracleum mantegazzianum.
		Giant hogweed, which may reach 15 feet in height, is an introduced weed that has now been added to the Washington state noxious weed list, as a Class A weed, meaning that eradication is a high priority.
		The hollow stems of giant hogweed can be 2 to 4 inches in diameter, with dark reddish or purple blotched stems.
	gardening.wsu.edu /column/07-05-98.htm (928 words)

	ODA - Story of the week (Site not responding. Last check: 2007-10-31)
		Giant hogweed is not only an environmental concern, it is a public health hazard.
		When giant hogweed was first detected in Oregon two years ago, the publicity generated numerous false sightings from residents who mistook cow parsnip.
		With the help of an interested public and the assistance of federal funds, weed control officials are hoping to find giant hogweed early and begin the process of treatment and control as soon as possible before it becomes a giant problem.
	www.oda.state.or.us /information/news/2003/030611hogweed.html (917 words)

	Giant Hogweed makes it way into Ohio \| mountvernonnews.com
		Giant Hogweed is a perennial plant and has a large and robust root system making it, therefore, difficult to eradicate.
		One of the factors in the spread of Giant Hogweed is that it produces numerous viable seeds.
		These can be carried by the wind, by water (and Giant Hogweed usually flourishes in moist soil along waterways or where water may flow temporarily) and even by animals and birds.
	www.mountvernonnews.com /local/082705/hogweed.html (632 words)

	The Invasive Plant Council of NYS
		Giant Hogweed, Heracleum mantegazzianum, is native to central and southwest Asia.
		Giant Hogweed is well established in New York and Pennsylvania and continues to spread; it was a new plant for the state of Connecticut in 2001.
		Giant Hogweed is mostly present in open fields and along roadsides; however, recently it has been observed along riparian corridors in natural areas.
	www.ipcnys.org /sections/target/giant_hogweed_overview.htm (119 words)

	Md. Officials Fear Giant Hogweed Invasion
		A native of southwest Asia, the giant hogweed might have been brought to the United States in the early 20th century as an ornamental plant for gardens or for its oval fruits, which are used as a spice in Iranian cooking.
		The heaviest known hogweed infestations in the United States are in western New York and western Pennsylvania, Tasker said.
		The giant hogweed is the second of Invader of the Month identified by the Maryland Invasive Species Council, a group of public and private representatives that includes everything from state agencies to nurseries.
	www.wtopnews.com /index.php?sid=67251&nid=25 (1046 words)

	ISU Weed Science Online - Giant Hogweed in Iowa (Site not responding. Last check: 2007-10-31)
		Giant hogweed is a perennial in the carrot family (Umbelliferae).
		Giant hogweed is similar to wild parsnip in that it contains chemicals that cause severe blistering when skin is exposed to sunlight after coming in contact with the plant.
		When giant hogweed was reported in Benton county, I did a quick search to find more information on this species.
	www.weeds.iastate.edu /mgmt/2003/gianthogweed.shtml (648 words)

	WDNR - Invasive Plant Species - Giant Hogweed(Heracleum mantegazzianum)
		Giant hogweed -- a member of the parsley family -- is striking due to its huge size.
		Giant hogweed, a native of Asia, is present in northeast and upper Midwest states including Michigan, New York, Pennsylvania, and Maine.
		If sap from hogweed's leaves and stems gets on skin in the presence of sunlight, it can cause a severe, blistering burn that appears a day or two after exposure.
	www.dnr.state.wi.us /invasives/fact/hogweed.htm (435 words)

	Giant Hogweed Identification
		Giant Hogweed is originally from Asia and was introduced as an ornamental.
		Giant hogweed flowers mid-May through July, with numerous white flowers clustered in an umbrella-shaped head that is up to 2.5 feet in diameter across its flat top.
		For more detailed information on controlling giant hogweed in King County, please read the giant hogweed best management practices (142 KB Acrobat file, 20 seconds on 56K modem).
	dnr.metrokc.gov /wlr/lands/weeds/hogweed.htm (431 words)

	Hogweed Trot
		Hogweed Trot road race was held on Monday 24th and proved to be a resounding success.
		Peter Willoughby was the first Hogweed veteran to finish, whilst Sarah Richards who is competing in her 1st Marathon in two weeks won first prize overall for first Female veteran.
		A large number of Hogweed novices, most of whom had only taken up running during the past few months, competed and all did themselves proud on an excellent evening of racing that produced many personal best performances.
	www.hogweedtrotters.co.uk /hogweed_trot.htm (436 words)

	ODA - Story of the Week (Site not responding. Last check: 2007-10-31)
		The possibility that a homeowner will not take precautions and simply try to chop down a giant hogweed plant is enough for ODA to give the public a heads-up.
		Giant hogweed looks a lot like cow parsnip-- a common, naturally occurring plant that is also a member of the carrot family.
		Giant hogweed is primarily dark purple on the central stem.
	oda.state.or.us /information/news/2001/giant_hogweed.html (870 words)

	Giant hogweed - Weed information - HDRA Weed Management (Site not responding. Last check: 2007-10-31)
		Giant hogweed is scattered throughout the British Isles and is locally common especially along riverbanks.
		Giant hogweed is the largest herbaceous plant in the European flora.
		Giant hogweed is attacked by a number of insect species but none do sufficient damage to be useful as potential biological control agents.
	www.gardenorganic.org.uk /organicweeds/weed_information/weed.php?id=109 (829 words)

	Wild Food - Hogweed
		Hogweed is a member of the celery family (umbelliferae) and is actually nicer as a vegetable than braised celery.
		Hogweed has a distinctive and pleasant smell when the leaves are bruised.
		Hogweed probably gets its name from its texture: the plan's stems and leaves are very hairy, even bristly.
	www.4qd.org /fff/hogweed.html (422 words)

	Giant Hogweed in Connecticut
		Contact someone from the CT Invasive Plant Working Group to report the location of the giant hogweed plants.
		Do not use a "weed-whacker" or brush-cutter blade to cut giant hogweed because its sap could be splattered on you as stems are cut.
		Reports suggest that giant hogweed seeds can remain viable in the soil for 7 years, so long-term monitoring is important.
	www.hort.uconn.edu /cipwg/hogctrlw.html (686 words)

	Giant Hogweed - Information
		Giant hogweed has been introduced to Europe, the United Kingdom, Canada, and the United States as a garden curiosity.
		Giant hogweed is a member of the parsley or carrot family, Apiaceae (Umbelliferae).
		Giant hogweed is a perennial with tuberous root stalks which form perennating buds each year.
	www.letsgogardening.co.uk /Information/GiantHogweed.htm (264 words)

	Giant Hogweed
		Giant Hogweed is a public health hazard that ranks up there higher that poison ivy, poison oak and poison sumac in respect to its potential to harm humans.
		The plant most often mistaken for Giant Hogweed is cow parsnip due to the similar appearance and the fact that cow parsnip is widespread in Michigan.
		Colonies of Giant Hogweed are evident in the winter months by the massive stalks poking up through the snow, even in the worst of our winters.
	www.michigan.gov /mda/0,1607,7-125-1566_2403_34669---,00.html (671 words)

	Pest Alert (Site not responding. Last check: 2007-10-31)
		Giant hogweed is a large flowering perennial (live for more than two years) that may cause severe skin irritations.
		Plants that flower at the same time and may be confused with giant hogweed include Angelica, Cow Parsnip, Wild Parsnip, and Common Elderberry.
		Giant hogweed is distinguishable by its large size, over 6 foot tall, and purple spots on the stem.
	counties.cce.cornell.edu /allegany_cattaraugus/hort/PestAlert.htm (656 words)

	Giant Hogweed Burn Information
		Coming into contact with the sap of giant hogweed, followed by exposure to sunlight, can produce painful, burning blisters, also known as photo-dermatitis.
		Hogweed stems contain a large amount of juice that squirts out when stems are broken or cut.
		When removing hogweed or working near it, wear protective clothing, such as gloves, long sleeves, pants, hats and protective eyewear to prevent skin contact with the sap.
	dnr.metrokc.gov /wlr/LANDS/weeds/hogweedburns.htm (375 words)

	Giant Hogweed (Site not responding. Last check: 2007-10-31)
		Giant hogweed represents a threat to both public health and the environment.
		In the environment, plants are now escaping home gardens and becoming problematic in riparian areas, excluding native vegetation and causing erosion problems.
		It is important to recognize giant hogweed and not spread it through garden use or by collecting and drying the flower heads.
	whatcom.wsu.edu /ag/homehort/weed/hogweed.htm (268 words)

	Giant Hogweed (Site not responding. Last check: 2007-10-31)
		The compound umbel flower of giant hogweed is also large, reaching up to 20 inches in diameter.
		The option that seems most likely to work is to treat all hogweed plants with an appropriate herbicide(s).
		The two herbicides most commonly reported to control giant hogweed are triclopyr and glyphosate.
	www.co.bay.mi.us /bay/home.nsf/public/874DF086259FCC6085256F230065F92E?OpenDocument (407 words)

	Plant Invaders of Mid-Atlantic Natural Areas: Giant Hogweed (Site not responding. Last check: 2007-10-31)
		Giant hogweed was introduced from Eurasia around 1917 for use as an ornamental plant.
		It is a tall, showy member of the parsley family (Apiaceae), growing from 8 to 14 feet in height.
		Giant hogweed has escaped cultivation and may become established in rich, moist soils along roadsides, stream banks and disturbed areas.
	www.nps.gov /plants/alien/pubs/midatlantic/hema.htm (146 words)

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