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Description: Adults are glossy black with up to 20 irregular distinct white spots. Their bodies are from 1-1 1/2 inches long and their antennae are the same length or longer.
If you own a cherry tree or a Japanese Maple, be vigilant! There is an insect pest out there stalking your prized landscape tree. It is very tiny but it can bring even large trees down. The insect is a beetle and it is an illegal immigrant known as the Asian ambrosia beetle.