Hemlock trees are being threatened by an invasive insect called the hemlock woolly adelgid (HWA). Only the size of a sesame seed, this tiny aphid-like insect has the ability to take down an entire forest by feeding on and weakening hemlock trees – causing mortality within 5-7 years if left untreated.
As a foundation species, hemlocks are an important component of forests and provide many beneficial ecological services, like filtering water, shading streams, and providing food and habitat for wildlife. [Read more…] about Beetles, Silver Flies Being Used Against Hemlock Woolly Adelgid Infestations