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WeedWise Program A conservation program of the Clackamas County SWCD

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By Isidre blanc (Own work) [CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0)], via Wikimedia Commons

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Think twice before killing those thistles: Thistle Identification March 21, 2017
Staff Spotlight: Sarah Hamilton, WeedWise Specialist & CWMA Coordinator April 6, 2017
Himalayan Blackberry BMP Now Available January 8, 2015
Tansy Ragwort Poisons Livestock and Neighborly Relationships! July 27, 2016
Blessed Milkthistle invading pasture lands. June 3, 2016

September’s Weed of the Month: Knotweed September 1, 2020
August’s Weed of the Month: Puncturevine August 7, 2020
Tansy Ragwort Poisons Livestock and Neighborly Relationships! July 14, 2020
July’s Weed of the Month: Tansy Ragwort July 2, 2020
Herbicide Residue in Manure, Hay, and Compost June 26, 2020

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20 Questions Alliaria petiolata armeniacus Best Management Practices Blackberry BMP cinnabar moth Class A Class B Columbia Gorge CWMA CRISP English holly English ivy forest understory Garlic mustard Hedera canariensis Hedera helix Hedera hibernica Hieracium aurantiacum history Ilex aquifolium invasive Invasive Species IPM Irish ivy noxious ODA Orange hawkweed partners priority Ragwort reference resources Rubus Scotch broom Senecio slider staff Staff Spotlight Tansy thistle Weed-of-the-Month weed profile Weeds weedwise

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