Picking the best pear tree – and how shade and ornamental trees can add value to your yard and cut your utility bill – are the timely topics on HomeGrown this week. USDA expert Dr. Richard Bell has all the information of the best pear trees for the home garden or small orchard. Tennessee extension specialist Carol Reese talks about the nuances of choosing and siting trees when it comes to home improvement and quality of life. Downloadable MP3Find out more: