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Scotch broom is beautiful, but noxious

May 29, 2009
Scotch broom is noxious in Pacific Northwest

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Look out for prickly Paterson's Curse in wildflower seed mixes

Nov 19, 2007
Be on the lookout for prickly Paterson's Curse in wildflower seed mixes.

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Gorgeous yellow iris is ecological threat to PNW wetlands

Jun 20, 2008
Gorgeous yellow iris Is ecological threat to PNW wetlands

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Invasive grass called false brome, threatens Oregon native plant diversity

Mar 2, 2007
Oregon is the first state to list invasive non-native grass called false brome as a noxious weed.

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How to keep butterfly bush from spreading noxiously

Jan 21, 2005
Butterfly bush, or Buddleia, can be a very aggressive non-native plant that, in certain situations, can overtake native vegetation. Take care to cut blossoms off in the fall.

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