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Friend or Foe?

Old Man's Beard (Clematis vitalba) is an invasive plant that smothers trees and other plants. It is a widespread Class B noxious weed in Oregon and Washington that increases wildfire risk and degrades habitats for wildlife.

 

Impressive fact: Old man’s beard can grow five to seven times faster than ivy, with each stem capable of producing 30 feet of growth in one season.

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Uploaded on October 15, 2025
Taken on September 14, 2018