Dahlia Types

There are thousands of varieties of dahlias (!!!) and they are all classified by the shape, size and color of their flowers. Which one if for you?

The rich variety of their flower colors, shapes, and sizes added to their extensive blooming season, have turned dahlias into a popular addition to our landscapes. There are thousands of varieties of dahlias (!!!) and they are all classified by the shape, size, and color of their flowers.

Guide Information

Hardiness 8 – 11

Heat Zones 1 – 11

Climate Zones 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Bulbs, Perennials
Plant Family Dahlia
Exposure Full Sun
Season of Interest Summer (Early,Mid,Late)Fall
Height 1' – 4' (30cm – 120cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 18" – 24" (45cm – 60cm)
Water Needs Average
Maintenance Average
Soil Type Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Cut Flowers, Showy
Attracts Butterflies
Landscaping Ideas Beds and Borders, Patio and Containers
Garden Styles City and Courtyard, Cutting Garden, Informal and Cottage