Alberta Invasive Plant Identification Guide

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Cockle, White Silene latifolia Poiret ssp., Caryophyllaceae (Pink Family) Category: Noxious Male Flower Female Flower Information: Introduced from Europe, other names include White Campion, Campion. Often found in tame pasture or hayland. Life Cycle: Annual, biennial, short lived perennial. Root: Deep tap root. Leaves: Leaves are opposite, sometimes covered with slightly sticky hairs, prominent centre line. Stems: Hairy, slightly sticky, 20-80cm tall. Flower: White petaled flowers, male flowers have a 5 veined calyx, female flowers have 20 veins (found on different plants), veins may be green or redishbrown, flowers are hairy and sometimes slightly sticky. Seed/Fruits: Aggressive seed producer, seeds are kidney shaped, grey and bumpy. Control: hand pick, bale hay before seed set. Sarah Schumacher, Wheatland County Female Flower AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-WhiteCockle.pdf 62 Sarah Schumacher, Wheatland County Male Flower Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County
Oxeye Daisy Leucanthemum vulgare, Asteraceae (Sunflower family) Category: Noxious Sarah Schumacher Sarah Schumacher Information: Introduced from Europe as an ornamental. Often found growing as an ornamental. Life cycle: Short-lived perennial. Root: Shallow, branched rhizomes. Leaves: Variable. Basal and lower stem leaves have long narrow stalks and have rounded teeth, upper stem leaves are smaller toward apex, have no stalk, and are toothed. Stems: 20-80cm tall, simple or once branched, smooth. Flower: One, 2 - 5cm diameter flower head per stem with white outer petals (ray florets) and a yellow center (disk florets). Unpleasant odour. Seed/Fruit: Small, black with ribs.. Control: Chemical, deadhead, replace with Shasta Daisy (ornamental). 63 AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-OxeyeDaisy.pdf Sarah Schumacher, Wheatland County
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Alberta Invasive Plant Identificati
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Alberta Invasive Plant Identificati
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Alberta Weed Control Act Legislatio
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White Flowers Scentless Chamomile P
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Yellow Flowers Hawkweed spp. Pg. 24
Page 11 and 12: Prohibited Noxious Weeds Prohibited
Page 13 and 14: Balsam, Himalayan Impatiens glandul
Page 15 and 16: http://commons.wikimedia.org/wiki/F
Page 17 and 18: Montana State University Invasive P
Page 21 and 22: Flowering Rush Butomus umbellatus,
Page 23 and 24: USDA APHIS PPQ Archive, USDA APHIS
Page 25 and 26: Michael Shephard, USDA Forest Servi
Page 27 and 28: Donna R. Ellis, University of Conne
Page 29 and 30: Knapweed, Bighead Centaurea macroce
Page 35 and 36: knapweed, Squarrose Centaurea virga
Page 37 and 38: Knotweed Complex Fallopia spp./ Pol
Page 39 and 40: Steve Dewey, Utah State University,
Page 41 and 42: Puncturevine Tribulus terrestris, Z
Page 43 and 44: Rush Skeletonweed Chondrilla juncea
Page 45 and 46: Saltlover Halogeton glomeratus, Che
Page 47 and 48: Starthistle, Yellow Centaurea solst
Page 49 and 50: Thistle, Nodding Carduus nutans, As
Page 51 and 52: Noxious Weeds Noxious Weeds have th
Page 53 and 54: Bellflower, Creeping Campanula rapu
Page 55 and 56: Blueweed Echium vulgare, Boraginace
Page 57 and 58: Brome, Japanese Bromus japonicas, P
Page 59 and 60: Buttercup, Tall Ranunculus acris, R
Page 61: Clematis, Yellow Clematis tangutica
Page 65 and 66: Henbane, Black Hyoscyamus niger, So
Page 67 and 68: Hound’s‑Tongue Cynoglossum offi
Page 69 and 70: Life cycle: Perennial. Root: Deep
Page 71 and 72: Sow thistle, Perennial Sonchus arve
Page 73 and 74: Tansy, Common Tanacetum vulgare, As
Page 75 and 76: Toadflax, Dalmatian Linaria dalmati
Page 77 and 78: Glossary adventitious roots Roots a
Page 79 and 80: Weed Websites Alberta Invasive Plan
Page 81: Produced by Wheatland County For mo
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Alberta Invasive Plant Identification Guide

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