Cooper Blaine Dahlia
Description
Cooper Blaine is an eye-catching decorative dahlia prized for its lush, fully double blooms and strong, upright stems that make it a standout in the garden and the vase. Its richly colored flowers glow in late-summer light and keep coming for weeks, offering a steady supply of showy, well-formed cuts from midseason into fall.
Specifications
| Form | FD |
|---|---|
| Color | DB |
| Bloom size | 5.8" |
| Plant height | 4 ft |
| Hybridizer | Swan Island Dahlias |
| Year introduced | 2016 |
| Country of origin | USA |
How to grow Cooper Blaine
Cooper Blaine is a FD with 4 ft tall with 5.8-inch blooms. Plant tubers 12–18 inches apart in full sun after the last frost. Pinch when plants reach 12 inches tall to encourage bushier growth and more blooms.
Harvest & vase life
FD-form dahlias like Cooper Blaine harvest dahlias when blooms are three-quarters to fully open. With clean cuts and fresh water, most varieties last 4–7 days in the vase.
Where to buy Cooper Blaine tubers
Similar dahlia varieties
- 20th Ave & Baker Rd — FD, W
- 20th Ave Pure Prince — FD, L
- 20th Ave Rayna — FD, DP
- 20th Ave Softer Peach — FD, PK
- AC Devin — FD, DB
- Ace Summer Sunset — FD, LB
Frequently asked questions
How tall does Cooper Blaine grow?
Cooper Blaine grows to about 4 ft.
What color is Cooper Blaine?
DB — ADS color classification for Cooper Blaine.
Who hybridized Cooper Blaine?
Swan Island Dahlias, introduced in 2016.
Is Cooper Blaine good for cut flowers?
Yes. Dahlias are among the most popular cut flowers for home and market growers. Expect 4–7-day vase life with proper hydration.