Isabel Blackman Dahlia
Description
Isabel Blackman is a beautiful dahlia variety hybridized by Armstrong in 1966.
Specifications
| Hybridizer | Armstrong |
|---|---|
| Year introduced | 1966 |
How to grow Isabel Blackman
Isabel Blackman is a dahlia. 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
Dahlia-form dahlias like Isabel Blackman 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
Frequently asked questions
Who hybridized Isabel Blackman?
Armstrong, introduced in 1966.
Is Isabel Blackman 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.