They're a tree you won't see in many nurseries anymore. The Bradford pear and its variations are all over the country, with ongoing efforts by environmental organizations to remove them.

Thousands of Bradford pears are in bloom for the next few weeks. But good news: The city has a moratorium on planting new ones on public property.

Reno's Urban Forester Matt Basile talks about the blossoms of the Bradford, or Callery, pear tree. Found all over downtown ...