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 ...

Trees and shrubs in the genus Prunus, which includes cherries and plums, are susceptible to a fungal disease commonly called ...

Our often-wet springs bring with them the perfect conditions for many plant diseases. While moist weather can create conditions for diseases on many plants, sick trees in the landscape tend to draw ...

January marks a strategic period for those who care for the garden with attention. During winter, many trees enter dormancy, ...