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Week 48 – November 28, 2024

Plant Information

Delphinium Summer Stars

  • Delphinium Summer Stars - Bloom
  • Delphinium Summer Stars - Garden
Marketing Information:
Product Information
2017-2018 Cut Flower Seed Catalog
Bench Card
Download a Bench Card
Plant Details:

Scientific Name: Delphinium grandiflorum

Common Name: Larkspur

Hardiness Zone: 3a - 8b

Hardiness Degree: -40°F (-40.0°C)

Blooming Season: Spring, Late Spring, Summer

Plant Habit: Upright

Characteristics: Attracts Hummingbirds, Low Maintenance

Water: Medium

Fertilize: Once a month

Spacing: 12 - 16" (30 - 41cm)

Height: 12" (30cm)

Width: 10 - 12" (25 - 30cm)

Exposure: Sun

General Information: Features dainty flower clusters rather than traditional long, spiky stems. Thrives in heat and humidity. Outstanding plants for the perennial border.

Grower Information:

Uniform, early and well-branched. Features dainty flower clusters rather than traditional long, spiky stems. Thrives in heat and humidity without stretching.
Pure white.

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