Callery pear aka Bradford pear trees are an eco disaster that Ohio banned because they ruin the ecosystem. Here's why and ...

Callery (also known as Bradford) pear trees are a pretty sight, but produce a pretty foul odor. They're also illegal in Ohio.

Callery pear trees are medium-sized trees that reach up to 60 feet tall. Their bark is a muted, grayish brown that splits into scales with age. Each tree is commonly in the shape of an egg.