Author Archives: Ann Lovejoy

The pest involved is a fungus, Venturia pyrina. Like so many plant enemies, this one nestles into fallen leaves under the trees. Refreshed by rain, it releases floods of spores during peak blossom time, infecting each new crop. Scab affects European pears, notably Bartlett relatives, not Asian pears or apples (different pests involved there). Happily, a few simple steps can control this disfiguring disease and keep future fruit unmarred. They’ll also help build healthier soil and sweeten future crops as soil humus increases. And here’s more good news: go ahead and compost this year’s drops and scabby fruit. An active, hot compost pile is already full of beneficial bacteria and fungi that will eat scab spores alive. Continue reading →