Pear trees are highly susceptible to a bacterial disease called fire blight, caused by the bacterium Erwinia amylovora. There ...

Pear trees are highly susceptible to a bacterial disease called fire blight, caused by the bacterium Erwinia amylovora. There ...

Apple or pear trees with fire blight should be trimmed 10-12 inches below the affected areas, when weather is dry, cleaning pruners between cuts. Control of scab and leaf spot should begin at bud ...

A few cultivars were found to be most resistant to the bacterial blight, and so continue to serve as the rootstock for some fruit-producing pear trees. The flowering pear tree is self-incompatible, ...

It may look pretty in bloom, but don’t be fooled—its blossoms stink, and so does its invasive ways!