Alberta Invasive Plant Identification Guide

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Dame’s Rocket Hesperis matronalis, Brassicaceae (Mustard Family) Category: Noxious • Information: Introduced from Europe as an ornamental, also known as Dames Violet. • Life Cycle: Perennial. • Root: Shallow root. • Leaves: Stalkless, alternately arranged on the stem, small hairs on both sides, fine toothed edges. • Stems: Branched, medium height. • Flower: Showy purple flowers with 4 petals. • Seed/Fruits: Reproduces by seed, each plant can produce up to 20,000 seeds. • Toxicity: None. • Control: Hand pick, chemical. Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County 64 Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County
Henbane, Black Hyoscyamus niger, Solanaceae (Nightshade Family) Category: Noxious •Information: Weed of disturbed areas. •Life Cycle: Biennial. Basal rosette leaves in the first year of growth, flowers in the second. •Root: Taproot. •Leaves: Bell shaped flowers, slightly sticky, offensive odor, large, toothed margin, 15cm wide, 20 cm long. •Stems: Tall plant, up to 1m, sometimes branched. •Flower: Interesting flowers, large, many purple veins, purple centre. •Seed/Fruits: Capsule, hairy, poisonous. •Toxicity: Poisonous to livestock and humans Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County •Control: Chemical control in the first year, basal stage, cut stem at the flowering stage. 65 AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-BlackHenbane.pdf Wheatland County Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County 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
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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 and 62: Clematis, Yellow Clematis tangutica
Page 63: Oxeye Daisy Leucanthemum vulgare, A
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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