More people than ever are gardening during the pandemic and you’re bound to have questions. Turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service.

CORVALLIS — From newly minted gardeners to avid urban farmers, everyone with a patch of land wants to grow an apple tree. Other fruits — pears, cherries, figs, plums — are desirable, too, but there’s ...

A. Your pear tree has scab disease — a fungus disease that affects both pears and apples. It can be controlled by spraying a good fungicide (like daconil) three or four times in the spring. Spray when ...