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Holiday Closure
Holiday Closure - County Offices Closed Jan. 18 for Martin Luther King Jr Day
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Invasive Species Management
Noxious Weeds
Pink / Purple Weeds
Pink / Purple Weeds
Pink / Purple Weeds
Select the photo to get details on each item.
Bouncingbet
Saponaria officinalis
Bull Thistle
Cirsium
vulgare
Canada Thistle
Cirsium arvense
Common Burdock
Arctium minus
Details coming soon
Dame's Rocket
Hesperis matronalis
Diffuse Knapweed
Centaurea diffusa
Hairy Willowherb
Epilobium hirsutum
Houndstongue
Cynoglossum officinale
Musk Thistle
Carduus nutans
Plumeless Thistle
Carduus acanthoides
Purple Loosestrife
Lythrum salicaria
Redstem Filaree
Erodium cicutarium
Russian Knapweed
Acroptilon repens
Salt Cedar
Tamarix
Spp.
Scotch Thistle
Carduus acanthium
Spotted Knapweed
Centaurea stoebe
Teasel
Dipsacus
Spp.
Noxious Weed Information
Noxious Weed Identification
List A - Eradication
List B - Eradication
List B - Control
List C - Control
Watch List
Weeds of Concern
Blue / Green Weeds
Pink / Purple Weeds
White Weeds
Yellow / Orange Weeds
Noxious Weed Links
Weed of the Month
Colorado Noxious Weed Awareness Campaign
Citizen Science
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