Black Knight Delphinium Seeds - Heirloom Flower Garden Seeds for Growing

Black Knight Delphinium Seeds grow into tall flowering plants with deep-colored blooms on upright flower spikes. They are suitable for flower beds, borders, and cottage gardens. Delphiniums prefer cool climates, fertile well-drained soil, and regular watering during the growing season.

Features

• Produces tall flower spikes
• Suitable for borders and garden beds
• Upright growth habit
• Prefers cool growing conditions
• Adds vertical structure to landscapes

Specifications

• Scientific name: Delphinium elatum
• Common name (US): Delphinium
• Seed type / Variety: Black Knight Delphinium Seeds
• Growth habit: Upright herbaceous perennial
• USDA zones: 3 to 7
• Planting season: Spring or fall
• Growing season: Summer
• Sowing season: February to April or August to October
• Germination time and conditions: 14 to 30 days in cool, moist soil
• Sunlight requirements: Full sun to partial shade
• Soil requirements: Fertile, well-drained soil
• Watering needs: Regular watering
• Mature plant size: 4 to 6 feet tall
• Plant spacing: 12 to 24 inches apart