Resistance Futile?

Emerald ash borer beetles target ash trees, like this one at Fairmount Park’s Smith Playground. | Photo by Christian Hunold

Tiny green beetles are coming to kill our ash trees

You might expect something as scary as the emerald ash borer to be much larger than it is. The shiny green beetles from East Asia top out at about a centimeter, but they’re enough to bring down an 80-foot ash tree as their populations explode.

“Once they show up, the trees in an area just start to crash really rapidly because they get so overwhelmed,” says Curtis Helm, Project Manager in Philadelphia Parks and Recreation’s Urban Forestry and Ecosystem Management unit.

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