Unwanted Guests: A Few Invasive Plants at Oaks Bottom
by John Sparks Walking the trails at Oaks Bottom, one cannot help but notice the dominance of English ivy and Himalayan blackberry in the understory. These are but two of a number of Eurasian species which have come to settle under the native canopy of cottonwood, alder, ash, maple, red-cedar and Douglas-fir. Here’s a sampling …
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