Scientists are investigating the reasons some plants still wear last season’s tattered clothes.

Chilopsis linearis, the desert willow or desert catalpa, is prized in dry gardens for its showy, fragrant blossoms which cover the tree in summer. When many native bloomers are past their spring glory ...

If you would like to add spring-flowering trees to your landscape, January and February are excellent months to plant them.

On a February day, it may seem as if all the trees and shrubs — except for the evergreens or conifers — are leafless. But a walk in the neighborhood, or a local natural area, will reveal that’s not ...

Every yard needs a tree. All the better if it’s a native species of tree, one that will support native bees, butterflies and other wildlife. “Fall is a great time for tree planting,” said Spencer ...