The Cost of Spotted Lanternfly; Ohio Beware

Jill Calabro, Ph.D. January 29 2020

We all know that invasive species are destructive and costly but calculating a dollar value on the threat can be a challenge. Ag research economists at Penn State set out to quantify the financial impact of spotted lanternfly (SLF) on the state’s economy and just released its findings.

Economists looked at SLF’s effects on key industries, including nursery and Christmas tree production, hardwoods, and vineyards, only in the southeast quadrant of the state. This is where SLF infestations are heavy. In that region alone, growers and landowners suffer an estimated $29 ...

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