Asian pears have many common names: They also go by nashi pears, sand pears, apple pears, Japanese pears, Chinese pears, and Korean pears, to name a few.

The pear trees go by a few dozen names — including Chanticleer, Bradford and Cleveland. They’re all variations of the Callery pear species, Pyrus calleryana.

If Bradford pear trees are so bad, then why was there a grace period where they could still be sold? After the Ohio Department of Agriculture listed the Callery pear on its invasive plant species ...