It’s almost summer, and for some bugs and pests, it’s the time they start gnawing on your trees.

The D.C. area had very little rain — to the point of a drought — and Lou Meyer, an arborist with the mid-Atlantic-based Davey Tree, says that’s not exactly healthy weather for trees.

“When (trees) are stressed out, they’re more susceptible to damage from forestry pests and diseases, because they have health systems, like we do,” Meyer said.

One of the biggest threats is the emerald ash borer, a small green beetle that lays eggs and feeds on the bark of ash trees. So how can you spot them on your trees?

“What you’re looking for with those, if you have an ash tree, are small, D-shaped exit wounds. And by small, I mean like a quarter of an inch at the most across, and it looks like a half circ

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