Week 18 – May 08, 2021

Plant Information

Delphinium Blue Donna

  • Delphinium Blue Donna - Bloom
  • Delphinium Blue Donna - Cutflower
Growing Information:
Culture Guidelines
Plant Details:

Scientific Name: Delphinium x belladonna

Common Name: Larkspur

Hardiness Zone: 5a - 9b

Hardiness Degree: -30°F (-34.4°C)

Blooming Season: Summer, Late Spring, Late Summer

Plant Habit: Upright

Characteristics: Heat Tolerant

Water: Medium

Fertilize: Once a month

Height: 32 - 40" (81 - 102cm)

Width: 8 - 10" (20 - 25cm)

Exposure: Sun

General Information: Versatile Blue Donna can be grown as a hardy perennial and backyard cut flowers.

Grower Information:

Plug crop time: 5 to 6 weeks
Transplant to finish: 12 to 16 weeks

  • True blue Delphinium has improved uniformity and colour, increased productivity and more stems per sq. ft./sq. m.