Description

Regal, dramatic, and bee-magnet beautiful – Delphinium ‘Black Knight’ brings deep indigo spikes to your garden, creating instant vertical interest and classic cottage garden charm. A striking addition to mixed borders, it pairs beautifully with roses, foxgloves, and airy grasses.

Plants supplied in a 14CM growers pot.

Key Features & Care:

• 
  
  Mature Height: 1.5–1.8m


• 
  
  Mature Spread: 45–60cm


• 
  
  Flower Colour: Rich violet-black


• 
  
  Flowering Period: Early to mid-summer (with potential for a second flush)


• 
  
  Foliage: Deciduous, deeply cut green leaves


• 
  
  Fragrant: Lightly scented


• 
  
  Growth Rate: Moderate


• 
  
  Hardiness: Fully hardy in most UK gardens


• 
  
  Position: Full sun, sheltered from strong winds


• 
  
  Soil Moisture: Moist but well-drained


• 
  
  Soil PH: Neutral to alkaline


• 
  
  Soil Type: Rich loam, chalk or clay-based soil


• 
  
  Wildlife Friendly: Loved by bees, butterflies, and pollinators

Perfect For:

• 
  
  South London cottage gardens


• 
  
  Bold, structural summer borders


• 
  
  Cutting gardens and floral displays


• 
  
  Pollinator-friendly planting schemes

How to Grow:

Plant in nutrient-rich, free-draining soil in a sunny spot. Stake flower spikes early in the season to protect against wind. Deadhead faded blooms to encourage a second flowering and cut back after flowering to support regrowth.

Please note:

Images show how this plant may look at various stages of maturity. The size you choose may look different.