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DELPHINIUM 'Black Knight'


Available again from NOVEMBER / DECEMBER 2021 - Despatch will be anytime during November or December as stock becomes available. Bareroot hedging and roses can be delayed by unfavourable weather conditions.
£12.50 each 

Any 3+ £10.00 each

Delivery Information Available again from NOVEMBER / DECEMBER 2021
  • Purple - Shades of purple/mauve/lilac/violet - purple violet
  • Height - 1.7m (5½ft)
  • Spread - 75cm (30in)
  • Herbaceous - Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch. - perennial.
  • Hardy - cold winter - Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F)
  • Full sun - shelter from cold winds
  • Harmful if eaten - These will give you an upset tummy, so please don't eat any of these.
  • May cause skin allergy or irritant - Having skin or eye contact with these plants could result in an allergic reaction, burning or rash.
  • Additional Features - Good to know - - Pacific Hybrid group.
  • Pests & Diseases - slugs, snails, leaf miners, caterpillars, powdery mildew, crown rot on mature plants.
  • Place of origin - garden origin
  • Flower Shape - Cup-shaped - - shallowly cup-shaped
  • Semi-double - Two rows of petals with conspicuous stamens - to 7cm (3in) across
  • Spikes
  • Hardiness - Fully hardy -
  • Seasonal Interest - Summer -
  • Soil Conditions - Fertile well drained soil -
  • Wildlife - Rabbit Resistant -

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