The Washington Post, July 23rd, 1998
The native hemlock is one of the most beautiful plants in the garden -- and forest -- but its days are numbered. A pest with the comical name of woolly adelgid has proved to be no joke since its introduction from Asia in the 1920s. Since then, it has spread through much of the hemlock's range -- from North Carolina to Massachusetts -- and in the past 12 years has become a major pest on the East Coast. Untended trees -- probably most in private landscapes and all in the wild -- are in mortal danger from the aphid-like creature as it arrives, multiplies and then literally sucks the life from the...
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