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Cornflower Double Black Seeds

Price: €3.50
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Cornflower Double Black Seeds - Irish Plants Direct
 
This branching hardy annual is a cottage garden favourite and is perfect colour in beds and borders.
 
The deep maroon double flowers are almost black in colour creating excellent displays during summer attracting plenty of butterflies, grow in drifts for great effect.
 
Seed Qty 250
 
Sow March - May or August - September 
Germination time 10 - 14 days
Loam or sandy soil thats acidic, alkaline or neutral 
Height 75cm
Plant in full sun or partial shade
Flowers June - September
Ideal for beds, borders, cottage, wildlife, coast, wildflower, cut flower, edible
Also known as Centaurea 
Deadhead to prolong flowering
 
Sow the seed in a sunny border between March - April in warm moist finely raked soil where they are to flower 5mm deep and 45cm apart.
When the seedlings emerge thin them to 10 - 15cm. 
 
Alternatively sow between August  - September to flower the following year.
 
 
Johnsons Seeds Range 
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