Paterson's Curse (Echium plantagineum) in the Pacific Northwest

Paterson's Curse is a weed that is a major problem in Australia, but currently has only limited distribution in the Pacific Northwest. This weed has the potential to severely degrade agricultural h ...

Sku: PNW602E
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Assessing Tree Health

Healthy trees are beneficial to our environment and our property values - but how do we determine if a tree is healthy? This publication briefly discusses common tree health problems and outlines a p ...
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Butterfly Bush - Buddleja davidii Franch

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Butterfly bush was added to the Washington State Class C Noxious Weed List in 2005, and is a Class B Noxious Weed and Quarantine Plant in Oregon. This 2-page publication covers ...

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Meadow Deathcamas in the Pacific Northwest

Found in all areas of the Pacific Northwest, meadow deathcamas (Toxicoscordion venenosum) is capable of killing livestock whether eaten as forage or in dried hay. Human poisonings have been reported i ...
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Nightshade: Biology and Control in the Pacific Northwest

Weed species in the Solanaceae, or nightshade family, cause some of the most serious weed-related problmes in Pacific Northwest agriculture. Nightshade control is difficult becase the weeds are so ...

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