CLACKAMAS COUNTY
Click on a link below to access weed data maps for Clackamas County, Oregon. Data maps reflect data collected by federal, state, county and local weed control agencies; they do not always represent the entire distribution of the weed.
Sort maps by weed species
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B |
Bull thistle |
data map |
Cirsium vulgare |
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B |
Butterfly bush |
data map |
Buddleja davidii |
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B |
Canada thistle |
data map |
Cirsium arvense |
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B |
Diffuse knapweed |
data map |
Centaurea diffusa |
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B |
English ivy |
data map |
Hedera helix |
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B |
False brome |
data map |
Brachypodium sylvaticum |
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B, T |
Garlic mustard |
data map |
Alliaria petiolata |
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A,T |
Giant hogweed |
data map |
Heracleum mantegazzianum |
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B |
Giant knotweed |
data map |
Polygonum sachalinense |
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B, T |
Gorse |
data map |
Ulex europaeus |
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B |
Himalayan blackberry |
data map |
Rubus discolor |
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B |
Japanese knotweed |
data map |
Polygonum cuspidatum |
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A,T |
Kudzu |
data map |
Pueraria lobata |
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A,T |
Meadow hawkweed |
data map |
Hieracium pratense |
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B |
Meadow knapweed |
data map |
Centaurea pratensis |
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B |
Old man's beard |
data map |
Clematis vitalba |
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A,T |
Orange hawkweed |
data map |
Hieracium aurantiacum |
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B |
Puncturevine |
data map |
Tribulus terrestris |
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B, T |
Purple loosestrife |
data map |
Lythrum salicaria |
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A, T |
Purple starthistle |
data map |
Centaurea calcitrapa |
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B |
Scotch broom |
data map |
Cytisus scoparius |
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B |
Small broomrape |
data map |
Orobanche minor |
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B, T |
Spotted knapweed |
data map |
Centaurea maculosa |
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B |
Spurge laurel |
data map |
Daphne laureola |
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B |
St.Johnswort (Klamath weed) |
data map |
Hypericum perforatum |
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B, T |
Tansy ragwort |
data map |
Senecio jacobaea |
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B |
Yellow toadflax |
data map |
Linaria vulgaris |
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