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 ...

We’ve passed the winter solstice and that means we’re on the way to spring and the gardening season. If you’ve got questions, turn to Ask an Expert, an online question-and-answer tool from Oregon ...

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 ...

I’m concerned with my purple leaf plum tree. Originally, I was only concerned with the dark crusty limbs, and then I noticed some stuff like dark coffee grounds at the trunk. How bad is this? And how ...

A common fungal disease of cherry and plum trees is widespread in Greater Columbus, likely worsened by the abnormally wet conditions experienced locally both this spring and last spring. Black knot, ...

Plum is a seasonal stone fruit in the same family as peach, cherry and apricot. Plums are mostly available from December to February. Cyrus Mwangi, a farmer from Kiambu says the fruit is mainly ...