River's Coal Mine Dahlia
Description
River's Coal Mine delivers dramatic, near-black blooms with rich velvety depth that reads charcoal to deep burgundy in the garden. Its well-formed flowers stand out in mixed borders and make striking, modern cut arrangements, pairing beautifully with pastels and bright jewel tones. Expect strong seasonal performance and a moody focal point that only gets better as the light shifts across the petals.
Specifications
| Form | IC |
|---|---|
| Color | DR |
| Bloom size | 6" |
| Plant height | 4.5 ft |
| Hybridizer | Eugene Kenyon |
| Country of origin | USA |
How to grow River's Coal Mine
River's Coal Mine is a IC with 4.5 ft tall with 6-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
IC-form dahlias like River's Coal Mine 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.
Similar dahlia varieties
- Hollyhill Augustina — IC, DB
- Hollyhill Cotton Candy — IC, DP
- Parkland Rave — IC, L
- Sun Kissed — IC, BR
- Annie's Wedding — IC, W
- Hollyhill Sincerely — IC, LB
Frequently asked questions
How tall does River's Coal Mine grow?
River's Coal Mine grows to about 4.5 ft.
What color is River's Coal Mine?
DR — ADS color classification for River's Coal Mine.
Who hybridized River's Coal Mine?
Eugene Kenyon.
Is River's Coal Mine 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.