Cortina Dahlia
Description
Cortina is a beautiful dahlia variety hybridized by Georg Barth in <1969.
Specifications
| Hybridizer | Georg Barth |
|---|---|
| Year introduced | <1969 |
| Country of origin | Germany |
How to grow Cortina
Cortina 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 Cortina 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 Cortina?
Georg Barth, introduced in <1969.
Is Cortina 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.