{"id":1189,"date":"2020-06-17T10:24:06","date_gmt":"2020-06-17T17:24:06","guid":{"rendered":"http:\/\/wp.mdwainwright.ca\/?page_id=1189"},"modified":"2020-09-01T12:16:18","modified_gmt":"2020-09-01T19:16:18","slug":"prohibited-noxious-weeds-found-in-the-m-d-of-wainwright","status":"publish","type":"page","link":"https:\/\/www.mdwainwright.ca\/?page_id=1189","title":{"rendered":"Invasive Weeds"},"content":{"rendered":"

Prohibited Noxious Weeds Found in the M.D. of Wainwright<\/h2>\n

Prohibited Noxious weeds pose a serious threat and must be eradicated. These weeds spread rapidly and are highly competitive. Weeds in this category are restricted to prevent establishment in Alberta.<\/em><\/p>\n\n\n\n
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Hoary Alyssum<\/a><\/h2>\n

Key Features: Greyish-green leaves with star shaped hairs; white, small, deeply notched petals on slender stalks, sepals hairy<\/p>\n

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Spotted Knapweed<\/a><\/h2>\n

Key Features: deeply lobed, “cobwebby” basal leaves; generally purple flowers; oval bracts with a black-tipped fringe<\/p>\n

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Nodding Thistle<\/a><\/h2>\n

Key Features: winged prickles along the stem, except below flower heads; large, nodding, purple flower heads; involucral bracts spine-tipped and bent backwards<\/p>\n

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Diffuse Knapweed<\/a><\/h2>\n

Key Features: Stems are upright, highly branched, and angled, with short, stiff hairs on the angles; Flowers solitary or in clusters of 2-3 at the end of the branches; Heads contain two types of flowers, ray flowers around the edges surrounding tubular disk flowers; Unlike other knapweeds the heads of the diffuse do not open to the shed seeds<\/p>\n

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Himalayan Balsam<\/a><\/h2>\n

Key Features: Bamboo-like stem, smooth, usually hollow and jointed; Red tinged stem and leaves; Sharply serrated leaves; Opposite or whorled leaves, usually 3; Exploding fruit capsules<\/p>\n

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Orange Hawkweed<\/h2>\n

Key Features: Rosette leaves are narrow, spatula shaped, hairy, 10-15cm long, and darker green on the upper surface.<\/p>\n<\/div>\n

Noxious Weeds Found in the M.D. of Wainwright<\/h2>\n

Noxious Weeds have the ability to spread rapidly, cause severe crop losses and economic hardship. These weeds must be controlled to prevent further establishment and spread.<\/em><\/p>\n

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Common Baby’s-breath<\/a><\/h2>\n

Key Features: Opposite and lance shaped leaves; numerous branches; numerous small white flowers with 5 petals<\/p>\n

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Downy Brome<\/a><\/h2>\n

Key Features: Leaf blades are 2-4 mm wide, 5-12 cm long covered with soft hairs; often reddish-purple when mature, covered with soft hairs, long awns<\/p>\n

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Great & Lesser Burdock<\/a><\/h2>\n

Key Features: Large heart-shaped leaves, wooly nderneath; clusters of purple-pink flowers<\/p>\n

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Scentless Chamomile<\/a><\/h2>\n

Key Features: Finely-divided leaves; noticeable lack of odor; daisy-like heads at full maturity resemble a badminton shuttlecock<\/p>\n

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