There are lots of great reasons to plant dahlias, including the sheer diversity of color afforded by their many varieties and the bevy of beautiful blooms that last from late summer to fall.

Learn the best time to plant dahlias this spring for stunning summer blooms. Get expert tips on soil preparation, climate ...

Dahlias must be planted after the risk of frost ... known for their long flowering season and often grown as annuals; fibrous-rooted begonias, typically dwarf varieties with smaller flowers ...

Science teacher Amandine Hall’s fascination with dahlias bloomed into an obsession. The result is a dazzling display of shapes, colors, and new varieties developed with a biologist’s eye.