Tag Archives: New Zealand mudsnails

Invaders – pests in the southwest

Posted on January 22, 2016 by Julia Bradshaw

I never imagined that tumbleweed, the iconic extra in any western movie, is actually an ‘obnoxious weed’, to quote from a sign at Cathedral Gorge State Park in Nevada. Tumbleweeds are the seed dispersing stage of ‘Russian thistle’ a plant … Continue reading →

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