Noxious Weed List

Jefferson County's Noxious Weed List

Each of these files is in PDF format and requires Adobe Reader (free download) to view and print.

List A - Eradication Required
	Cypress Spurge	County Info
	Dyer's woad
	Giant reed
	Japanese knotweed
	Myrtle Spurge	County Info
	Orange hawkweed	County Info
	Purple loosestrife	County Info
	Yellow starthistle
List B - Eradication Required
	Bull thistle
	Chinese clematis	County Info
	Diffuse knapweed (parts of Jeffco)	County Info
	Jointed goatgrass(parts of Jeffco)
	Moth mullein
	Oxeye Daisy (parts of Jeffco)	County Info
	Plumeless thistle	County Info
	Russian knapweed	County Info
	Saltcedar	County Info
	Scentless chamomile
	Spotted knapweed	County Info
List B - Control Required
	Bouncingbet
	Canada thistle	County Info
	Dalmatian toadflax	County Info
	Dame's rocket
	Diffuse knapweed	County Info
	Eurasian watermilfoil
	Hoary cress	County Info
	Houndstongue	County Info
	Jointed goatgrass
	Leafy spurge	County Info
	Musk thistle	County Info
	Oxeye daisy	County Info
	Perennial pepperweed	County Info	State Info
	Scotch thistle	County Info
	Sulfur cinquefoil	County Info	State Info
	Teasel	County Info
	Yellow toadflax	County Info	State Info
Other List B Weeds of Concern - State Plan not yet completed.  Control is recommended  and will be required in the future
	Russian olive
List C - Suppression is recommended
	Cheat grass (Downy brome)	County Info
	Chicory
	Common burdock
	Common mullein	County Info
	Common St. Johnswort
	Field bindweed		State Info
	Johnson grass
	Perennial sowthistle
	Poison hemlock
	Puncturevine
	Redstem filaree
Watch List - Non-native weeds whose distribution is not known
	Asian mustard Baby's breath Common bugloss Common reed (Phragmites) Flowering rush Hairy willow-herb Himalayan blackberry Japanese bloodgrass Meadow hawkweed Onionweed Pampas grass Scotch broom Sericea lespedeza Swainsonpea Syrian beancaper Water hyacinth

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Last Modified: May 15, 2012 02:55 PM