SF Madison Dahlia

OT · 2" bloom · Hybridized by Amanda Stark (2026) · USA

SF Madison dahlia

Description

SF Madison is a beautiful dahlia variety hybridized by Amanda Stark in 2026.

Specifications

FormOT
ColorPK
Bloom size2"
HybridizerAmanda Stark
Year introduced2026
Country of originUSA

How to grow SF Madison

SF Madison is a OT with 2-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

OT-form dahlias like SF Madison 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

What color is SF Madison?

PK — ADS color classification for SF Madison.

Who hybridized SF Madison?

Amanda Stark, introduced in 2026.

Is SF Madison 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.