Black knot, a fungal disease, is affecting cherry and plum trees in the Greater Columbus area, likely due to recent wet weather. The disease causes hard, black knots on branches, disrupting growth and ...

When should I spray my purple-leaf plum tree for the mites and disease they seem to get every year? A: That is a problem-prone tree, in my opinion. The dark leaves are nice, but it usually ends up ...

Winter is here and yet we’re still getting plenty of gardening questions to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty ...

Plums are truly a top-notch fruit, but could you ever grow one from a seed in your own yard? If you're up to the challenge, ...

Question: It’s October and the peach and plum trees have started to bloom. Should we do needed pruning now or wait until the normal time during winter? Answer: October flowering could mean an early ...