A: Tree dahlia, Dahlia imperialis, is a dahlia species native to southern Mexico and Guatemala that grows 12 to 20 feet tall. Its pink, lavender or white flowers provide welcome garden color in late ...

Deadhead spent blooms weekly by cutting stems back to the main branch to encourage bigger, better flowers. Water deeply once or twice a week and feed with a low-nitrogen, high-phosphorus fertilizer to ...

The first week of October is a great time to replant, reinvent and restyle your porch and patio planters. Fall color to replace summer weary annuals is as easy as getting snippy with evergreens such ...

DEAR SUSAN: There could be a few reasons your trees are turning yellow. Inspect them after reading my descriptions below, and treat them accordingly. The good news is that regardless of which is to ...