Although emerald ash borer has not reached the UK, arboriculturists fear its arrival is just a matter of time.

虽然白蜡窄吉丁尚未抵达英国，但树木栽培者担心，它们的到来只是一个时间问题。

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Lambert said businesses can still transport wood to mills in New York, which has emerald ash borer quarantines in counties that border Berkshire County.

WSJ: Mass. creates quarantine zone to contain insect

The emerald ash borer is metallic green and eats only ash trees, with the larvae feeding just below the bark and adults eating the leaves.

WSJ: Mass. creates quarantine zone to contain insect

Beginning March 1, no hardwood firewood, ash nursery stock or untreated ash lumber will be allowed outside Berkshire County, where the emerald ash borer was found last summer in trees in Dalton, a few miles from the New York border.

WSJ: Mass. creates quarantine zone to contain insect