From top to bottom: Adult apple clearwing moth on daisy; apple clearwing moth larva in bark chip; apple clearwing moth pupal case protruding from the tree bark; a mating pair of adult apple clearwing moths (female on left). Apple growers in British Columbia, Canada, are battling a new and lethal pest called the apple clearwing moth. Its larvae bore into the wood of apple trees, usually at the base, and can quickly kill a small tree by girdling it. The pest has also shown up on backyard trees in Whatcom County in northwestern Washington. Linda Edwards, an integrated pest management […]