White Onesta Dahlia

WL · 2" bloom · 3.5 ft tall · Hybridized by Berg & Daal Warmerdam (2000) · Netherlands

White Onesta dahlia

Description

White Onesta is an elegant white bloomer that brings a clean, luminous look to the garden and the cutting patch. Its well-formed blossoms sit atop strong stems, making it a reliable choice for brightening mixed borders, wedding work, and crisp, long-lasting bouquets.

Specifications

FormWL
ColorW
Bloom size2"
Plant height3.5 ft
HybridizerBerg & Daal Warmerdam
Year introduced2000
Country of originNetherlands

How to grow White Onesta

White Onesta is a WL with 3.5 ft tall 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

WL-form dahlias like White Onesta 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

How tall does White Onesta grow?

White Onesta grows to about 3.5 ft.

What color is White Onesta?

W — ADS color classification for White Onesta.

Who hybridized White Onesta?

Berg & Daal Warmerdam, introduced in 2000.

Is White Onesta 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.