Noxious Weeds

The following plants are designated as Noxious in Alberta. Control of these plants is required. (All plants listed in Bold have been found within the County of Grande Prairie). For detailed information on the weeds listed below, visit Alberta Invasive Species Council's Fact Sheets.

  • Baby's Breath, common

  • Bindweed, field
  • Brome, downy
  • Burdock, common (lesser)
  • Burdock, woolly (Arctium tomentosum)
  • Chamomile, scentless (Tripleurospermum inodorum)
  • Daisy, oxeye
  • Henbane, black
  • Hoary Cress
  • Pepper-grass, broad-leaved
  • Sow thistle, perennial
  • Tansy, common
  • Toadflax, Dalmatian
  • Bellflower, creeping
  • Blueweed
  • Brome, Japanese
  • Burdock, great
  • Buttercup, tall (Ranunculus acris)
  • Clematis, yellow (Clematis tangutica)
  • Cockle, white (Silene latifolia)
  • Dame's Rocket
  • Hound's-tongue
  • Mullein, common
  • Scabious, field
  • Spurge, leafy (Euphorbia esala)
  • Thistle, Canada
  • Toadflax, yellow