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 ...

There’s a lot that I’m thankful for, including a couple fall-season bloomers in my garden. I have recently mentioned these two plants, which are natives of Mexico, but they are blooming right now and ...

A: Dahlias are native to Central America and are not hardy in cold winters. Where winter temperatures drop below 20 F, gardeners have to dig up the tuberous roots of common dahlias and store them ...

Lavender flower petals along with red, orange and brown autumn leaves litter the lawn at Mac Houfek’s home in Virginia Beach. The petals are falling from a flower whose blossoms grow on a stalk so ...

DAHLIA aficionado Pat Cunningham likes to say he has either 40 years of experience or one year of experience 40 times over. Either way, he has grown hundreds of varieties of the flower in his ...

Frank Campise carries a pearl-handled pen knife in his pocket. With a quick flick, he flips it open to cut diminutive dahlia stems in his Arlington Heights front yard, poking orange, pink, purple and ...

Exotic dahlias are blooming days before Christmas on Britain's Jurassic Coast due to the unseasonably mild weather. The absence of a significant frost so far this winter has allowed the central ...