Annual Bluegrass
Baby's-Breath
Barnyardgrass
Bladder Campion
Blueweed
Bog Rush
Bull Thistle
Burdock
Canada Thistle
Chicory
Chickweed
Cleavers
Cluster Tarweed
Common Bugloss
Common Tansy
Common Mallow
Corn Spurry
Creeping Buttercup
Crupina
Cudweed
Curled Dock
Dalmatian Toadflax
Diffuse Knapweed
Dodder
Field Bindweed
Field Scabious
Foxtail Barley
Giant Hogweed
Goat's-Beard
Gorse
Green Foxtail
Groundsel
Hemp Nettle
Henbit
Himalayan Balsam
Hoary Alyssum
Hoary Cress
Horsetail
Hound's-tongue
Japanese Knotweed
Jointed Goatgrass
Kochia
Lady's-Thumb
Lamb's-Quarters
Leafy Spurge
Marsh Plume Thistle
Meadow Knapweed
Milkweed
Mullein
Night-Flowering Catchfly
Nightshade
Nodding Thistle
Nod. Beggar-Ticks
Orange Hawkweed
Oxeye Daisy
Perennial Pepperweed
Pigweed
Pineappleweed
Plantain
Plumeless Thistle
Puncturevine
Purple Nutsedge
Purple Loosestrife
Quackgrass
Rush Skeletonweed
Russian Knapweed
Russian Thistle
Scentless Chamomile
Scotch Broom
Scotch Thistle
Sheep Sorrel
Shepherd's Purse
Sow-thistle
Spotted Knapweed
St. Johns-Wort
Stinkweed
Sulphur Cinquefoil
Tansy Ragwort
Velvetleaf
Water Hemlock
White Cockle
Wild Chervil
Wild Mustard
Wild Buckwheat
Wild Oats
Witchgrass
Yellow Starthistle
Yellow Toadflax
Yellow Nutsedge
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Field Guide to Noxious and Other Selected Weeds of British Columbia
Orange Hawkweed
(Hieracium aurantiacum)
![](images/31a.jpg)
- Regional Noxious Weed
- fibrous-rooted perennial with milky juice and above ground runners
grows 30 to 60 cm tall; leaves mostly basal; leafless flowering stalk
covered with stiff, black, glandular hairs; vibrant orange-red flowers
- similar plants include yellow hawkweed (Hieracium pratense)
which has yellow flowers and meadow hawkweed (Hieracium pilosella),
also yellow-flowered but with only one flower head per stem
- over 15 hawkweed species occur in British Columbia. Most are
yellow-flowered native plants
![](images/31b.jpg) |
Orange hawkweed with stiff, glandular hairs |
![](images/31c.jpg) |
Yellow hawkweed flower |
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