Delphinium 'Black Knight' 9cm

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Delphinium ‘Black Knight’ produces tall spires of deep purple blue flowers with dark centres. It adds height and drama to summer borders. Best suited to sheltered positions.

Quick Facts

• Sunlight: Full sun

• Soil: Moist but well drained soil

• Flowering time: June to July

• Height and spread: Around 150 to 180cm tall and 45cm wide

• Hardiness: Fully hardy perennial

• Wildlife: Attracts bees

This perennial is herbaceous, it dies back to below ground level each year in autumn, then fresh new growth appears again in spring. Depending on the time of year you order, the plant may arrive looking different to our photos. Please plant as normal.