Delphinium Tall Black Knight
Delphinium ‘Tall Black Knight’ has large-flowered, single, deep-purple blooms, each with a deep-black centre.
Delphiniums are best sown from February to June or September to October for flowering in June and July the following year. If you were to sow early in February you might see blooms in August or September the same year.
Available from Thompson and Morgan | 
 Delphinium ‘Tall Black Knight’ |