Q. What are the small trees flowering around town? They're covered in white blooms. -- F.S., Houston A. The evergreen pear, one of the first to flower each year, is in bloom. This semi-evergreen, ...

Your article on April 17 explained what happened to my evergreen pear tree about two weeks ago. All of a sudden it is about 90 percent covered with the leaf spot you described. I remember last year at ...

Don Kinzler answers questions about the best time to prune a rose bush and cross-pollination. He also gives a reader a recommendation for an evergreen tree that won't grow taller than 25 feet ...