CENTAUREA Black Ball
Stock: 186 Available
Other names: Cornflower
Characteristics: Annual 70 cm
Seeds per packet: 50
Black Ball as its name suggests produces lovely black coloured blooms on thin wiry stems. Extremely effective when placed in clumps in borders, especially when surrounded by lighter coloured foliage or flowers.
Ideal for cut flowers, bedding and borders.
Adaptable to most good well-drained garden soils in a sunny position. Hardy undemanding plant that tolerates poor soils and is drought and frost resistant.
Tropical: Autumn and Winter.
Temperate: Late summer and Autumn.
Cold: Autumn and Early Spring.
Sow: 3mm deep.
Sow direct or sow in trays and transplant when large 5-6cm tall.
Plant space: 40cm
Germination: 14-21 days
Flowering: 14-18 weeks
Feed with a soluble fertiliser every two weeks for stronger plants.