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Noxious weed

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461: 151: 376: 31: 692: 163: 296: 703:. Noxious weeds are also defined by the state governments in the United States. Noxious weeds came to the U.S. by way of colonization. Some wildflowers are lesser known noxious weeds. A few of them are banned in certain states. For example, the Ox-eye daisy came to the Americas over in colonizers' seed bags and has become the common daisy seen at roadsides. It is prohibited in 10 states for agriculture, and is the most banned out of any wildflower. 482: 139: 383:
Some noxious weeds in Australia are Alligator weeds, Horsetails, and Branched broomrape. The government of Victoria will get rid of all these plants for free. Alligator weeds are banned in all the states and territories of Australia. They can create large mats that can cause considerable blockages of
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According to control experts, there are chemical, physical ways, and environmental ways of eradicating noxious weeds. Those include pulling the entire weed out of the ground, spraying herbicide if it's a large area, and using machines to turn over the soil. According to farmers, using goats can prove
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into an ecosystem by ignorance, mismanagement, or accident. Some noxious weeds are native. Typically they are plants that grow aggressively, multiply quickly without natural controls (native herbivores, soil chemistry, etc.), and display adverse effects through contact or ingestion. Noxious weeds are
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The act does not place any automatic legal responsibility on landowners to control the weeds, or make growing them illegal, but they may be ordered to control them. Most common farmland weeds are not "injurious" within the meaning of the Weeds Act and many such plant species have conservation and
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Maintaining control of noxious weeds is important for the health of habitats, livestock, wildlife, and native plants, and of humans of all ages. How to control noxious weeds depends on the surrounding environment and habitats, the weed species, the availability of equipment, labor, supplies, and
186:, and wildlife. Open fields and grazing pastures with disturbed soils and open sunlight are often more susceptible. Protecting grazing animals from toxic weeds in their primary feeding areas is therefore important. There are marine, terrestrial, and parasitic noxious weeds. 210:
For noxious weeds in flower or with seeds on plants, pulling 'gently' out and placing in a secure closable bag is recommended. Disposal such as hot composting or contained burning is done when safe and practical for the specific plant. Burning
453:", rather than "noxious". Consequently, the term "noxious weed" is no longer used in official publications in New Zealand. According to this Act, control of the majority of problem weeds, now called 'pest plants', is the responsibility of 1177: 223:
financial resources. Laws often require that noxious weed control funding from governmental agencies must be used for eradication, invasion prevention, or native habitat and plant community restoration project scopes.
562:-scale growers. Five "injurious" weeds are listed. The word "injurious" means in this context harmful to agriculture, not liable to cause injury. All the species listed apart from ragwort are edible and appear in 419:
was proclaimed in 2010 with two weed designations: "prohibited noxious" (46 species) which are banned across Alberta, and "noxious" (29 species) which can be restricted at the discretion of local authorities.
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Some common noxious weeds in New Zealand are Broad-Leaved Dock, English Ivy, and Oxalis. These plants may be aesthetically pleasing, but they smother native plants and are hard to eradicate.
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In Canada, constitutional responsibility for the regulation of agriculture and the environment is shared between the federal and provincial governments. The federal government through the
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environmental value. The various UK government agencies responsible have a duty to try to achieve a reasonable balance among different interests. These include agriculture, countryside
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waterways. Horsetails are poisonous to livestock. They are also extremely challenging to eradicate, as they can fragment off and the fragmented pieces can grow new plants. Kind of like
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has had a series of Acts of Parliament relating to noxious weeds: the Noxious Weeds Act 1908, the Noxious Weeds Act 1950, and the Noxious Plants Act 1978. The last was repealed by the
278:, have also rated at or near the top of the charts in multiple UK studies for nectar production, one of its native locations. These thistles also serve as a larval host plant for the 243:
a more ecological way of getting rid of noxious weeds, instead of using herbicide. Also, overplanting a native species is a long term solution in eradicating noxious weeds.
117:, produce copious amounts of nectar, valuable for the survival of bees and other pollinators, or other advantages like larval host foods and habitats. In the US, wild 918: 647:. Some local authorities have by-laws controlling these plants. There is no statutory requirement for landowners to remove these plants from their property. 832: 282:
butterfly. There can be, therefore, a conflict between agricultural policy and point of view and the point of view of conservationists or other groups.
617: 859: 310: 1155: 967: 388:. Branched broomrapes are parasitic noxious weeds. They attract themselves to the roots of other plants and extract water and nutrients. 943: 639:
makes it an offence to plant or grow certain specified foreign invasive plants in the wild, listed in schedule 9 of the act, including
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McLintock, Alexander Hare; Arnold John Heine, Antarctic Division; Taonga, New Zealand Ministry for Culture and Heritage Te Manatu.
896: 686: 1263:"Biosecurity Act 1993 No 95 (as at 28 October 2021), Public Act Schedule 3 enactments repealed – New Zealand Legislation" 620:(DEFRA) provides guidance for the removal of these weeds from infested land. Much of this is oriented towards the use of 58:
that has been designated by an agricultural or other governing authority as a plant that is harmful to agricultural or
657:(NISI 1977/52). This mirrors the Great Britain legislation, and covers the same five species, with the addition of: 636: 521: 460: 344: 1097: 700: 454: 825: 429: 397: 1372: 503: 126:, for instance, provides large tubular stems that some bee species hibernate in, larval food for two different 1400: 1431: 1262: 1017: 499: 363: 17: 863: 1131: 408:
and statutory regulations. Certain plant species have been designated by the CFIA as noxious weeds in the
1514: 1494: 1482: 1464: 146:, is a noxious marine weed nicknamed killer algae. This is a picture of it invading a native plant bed. 150: 769: 375: 993: 326: 1289: 1470: 492: 127: 1214: 251:
Agricultural needs, desires, and concerns do not always mesh with those of other areas, such as
1446: 306: 1100:. Department of Sustainability, Environment, Water, Population and Communities. 14 August 2012 886: 801: 1519: 691: 555: 415:
Each province also produces its own list of prohibited weeds. In Alberta, for example, a new
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colonies. Thistles that are considered noxious weeds in the US and elsewhere, such as
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arenarioides commonly called Lightning weed. It is sometimes confused with
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Avoid transporting or planting seeds and plants that one cannot identify.
80: 372:, the term "noxious weed" is used by state and territorial governments. 506: in this section. Unsourced material may be challenged and removed. 252: 212: 79:
a large problem in many parts of the world, greatly affecting areas of
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Many noxious weeds have come to new regions and countries through
968:"No kidding! Goats are proving fine at controlling noxious weeds" 450: 259: 118: 114: 63: 1219:
An encyclopaedia of New Zealand, edited by A. H. McLintock, 1966
559: 547: 255: 183: 155: 566:'s book Food for Free. They are all native plants. These are: 551: 1212: 400:(CFIA) regulates invasive plants under the authority of the 200:
Some guidelines to prevent the spread of noxious weeds are:
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Using only certified weed-free seeds for crops or gardens.
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Department of Jobs, Precincts and Regions (2021-03-02).
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Department of Jobs, Precincts and Regions (2020-06-19).
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The federal government defines noxious weeds under the
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Some noxious weeds are harmful or poisonous to humans,
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http://www.enzs.auckland.ac.nz/docs/1908/1908C133.pdf
1037: 1129: 941: 618:Department for Environment, Food and Rural Affairs 204:Avoid driving through noxious weed-infested areas. 1373:"Invasive Species as a Metaphor for Colonization" 1501: 1444: 1018:"Which flowers are the best source of nectar?" 1353:. USDA Natural Resources Conservation Service 1178:"Alberta Invasive Plant Identification Guide" 1158:. Canadian Food Inspection Agency. 2012-02-20 784: 457:, or unitary authorities, in a few councils. 303:The examples and perspective in this article 1490:Attack of the killer algae - Eric Noel Muñoz 1038:Hicks, DM; Ouvrard, P; Baldock, KCR (2016). 1339:Noxious Weeds (Northern Ireland) Order 1977 1010: 655:Noxious Weeds (Northern Ireland) Order 1977 888:Principles of Weed Science, Second Edition 1073: 1063: 917:Fisheries, Agriculture and (2011-06-24). 916: 725:International Plant Protection Convention 522:Learn how and when to remove this message 345:Learn how and when to remove this message 246: 226:Insects and fungi have long been used as 690: 459: 374: 230:of some noxious weeds and more recently 161: 158:gesnerioides, commonly called Witchweed. 149: 137: 29: 891:. Taylor & Francis. pp. 319–. 884: 860:"Idaho State Department of Agriculture" 826:"Poison Ivy Identification and Control" 14: 1502: 1239:"Noxious Plants Act 1978 (1978 No 15)" 1132:"State prohibited weeds - Agriculture" 878: 854: 852: 1467:at the Bureau of Land Management (US) 1395: 1393: 1290:"Common Noxious Weeds in New Zealand" 1284: 1282: 1125: 1123: 1121: 1119: 1117: 1115: 991: 687:Invasive species in the United States 912: 910: 908: 799: 504:adding citations to reliable sources 475: 289: 166:This is a terrestrial noxious weed, 106:or were intentionally introduced as 1473:at the US Department of Agriculture 849: 750:. California Invasive Plant Council 24: 1390: 1279: 1112: 154:This is a parasitic noxious weed, 130:, and other beneficial qualities. 25: 1536: 1478:Killer Algae BBC Documentary Full 1420: 905: 637:Wildlife and Countryside Act 1981 471: 379:This is a mat of Alligator weeds. 1020:. Conservation Grade. 2014-10-15 701:Federal Noxious Weed Act of 1974 680: 480: 294: 38:, an invasive weed in Australia. 1451:An Encyclopaedia of New Zealand 1365: 1343: 1332: 1318: 1307: 1255: 1231: 1206: 1195: 1170: 1148: 1090: 1031: 985: 960: 838:from the original on 2015-06-22 491:needs additional citations for 430:Invasive species in New Zealand 398:Canadian Food Inspection Agency 74:. Most noxious weeds have been 1445:McLintock, A. H., ed. (1966). 935: 793: 762: 736: 423: 237: 113:Some "noxious weeds", such as 13: 1: 730: 579:Creeping, or field, thistle ( 546:, It is mainly relevant to 364:Invasive species in Australia 285: 1351:"Invasive and Noxious Weeds" 1065:10.1371/journal.pone.0158117 441:, which used words such as " 357: 7: 1447:"Noxious Weeds Act of 1950" 1215:"NOXIOUS WEEDS ACT OF 1950" 992:Lewis, Becca (2024-01-31). 802:"Federal Noxious Weed List" 772:. Illinois Wildflowers.info 706: 321:, discuss the issue on the 102:shipments of feed and crop 10: 1541: 919:"Physical control methods" 885:V S Rao (2 January 2000). 800:USDA (December 10, 2010). 790:Prather pp. 27,45,53,67-73 684: 464:This is Broad-Leaved Dock. 427: 361: 307:the English-speaking world 193: 189: 1294:Crewcut Lawn & Garden 695:These are ox-eye daisies. 554:settings rather than the 391: 1183:. Wheatland County. 2013 1156:"Invasive Plants Policy" 632:and the general public. 133: 27:Harmful or invasive weed 1267:www.legislation.govt.nz 923:www.business.qld.gov.au 309:and do not represent a 215:can be fatal to humans. 128:swallowtail butterflies 110:for horticultural use. 1098:"National weeds lists" 862:. 2005. Archived from 696: 465: 380: 247:Controversy and biases 175: 159: 147: 95:and other open space. 39: 694: 463: 378: 234:have also been used. 165: 153: 141: 33: 1471:Noxious Weed Program 1136:Agriculture Victoria 948:Agriculture Victoria 500:improve this article 439:Biosecurity Act 1993 402:Plant Protection Act 327:create a new article 319:improve this article 305:deal primarily with 1056:2016PLoSO..1158117H 597:Broad-leaved dock ( 228:biological controls 1515:Agricultural pests 1434:at Weeds Australia 1432:Noxious Weeds List 1377:Rewilding Magazine 714:Caulerpa taxifolia 697: 653:is covered by the 635:Section 14 of the 600:Rumex obtusifolius 466: 381: 176: 160: 148: 144:Caulerpa Taxifolia 40: 1326:"Injurious weeds" 898:978-1-57808-069-4 673:Avena ludoviciana 645:Japanese knotweed 609:Jacobaea vulgaris 540:7 & 8 Eliz. 2 532: 531: 524: 455:Regional Councils 355: 354: 347: 329:, as appropriate. 108:ornamental plants 85:forest management 16:(Redirected from 1532: 1491: 1479: 1454: 1415: 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Index

Noxious weeds

cotton thistle
weed
horticultural
habitats
ecosystems
livestock
introduced
agriculture
forest management
nature reserves
parks
contaminated
seeds
ornamental plants
ragwort
parsnip
Pastinaca sativa
swallowtail butterflies

Caulerpa Taxifolia

Striga

Drymaria
daisies
domesticated
animals
Weed control

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