My redbud tree seems to be having problems, only half has bloomed this year, the other half is losing bark and has some dead-looking branches. I also see woodpeckers on the damaged parts. What is ...

Redbuds include some of our most charming native trees. In early spring, before leaf-out, a profusion of small, sweet pea–shaped, lavender-pink to rosy purple flowers appears on twigs, branches, and ...