causing the leaves, stems, and branches to wither, weaken, and die. One of the most destructive diseases of commercial apples and pears, fire blight is also a serious disease of the popular ...

It doesn't matter if you call it a Callery pear or a Bradford pear — in 2025, the trees are an eco-disaster that disrupts native plants and wildlife. Here's what to know about B ...

Is early fall leaf color caused by leaf disease? Plants spend all spring and ... frugal with their internal water use — prickly pear cactus. But there’s a third way to deal with the ever ...

This was done in an attempt to breed pear trees that were resistant to fire blight, a bacterial disease that can spread rapidly causing leaves and branches to blacken as if burnt by fire, eventually ...