Height 30-45cm (12-18in)
Planting distance 12cm (5in)
Flowers early to late summer
Open sunny position
With their elegant five-petalledin bright clear colours, and the slender fresh green leaves, flaxes of any kind are welcome in the garden. Linum grandiflorum is the most widely grown of the annual species. It produces a long succession of rose-red, cup-shaped flowers from early to late summer.
Named varieties are more popular than the species. ‘Bright Eyes’ has ivory-white flowers with crimson centres. It is up to 45cm (18in) high. ‘Rubrum’, scarlet flax, grows about 30cm (1ft) high, with brilliant crimson satiny flowers.
Sow the seeds in the flowering site in early autumn or early to. Make successive sowings at monthly intervals in the spring for a continuous display all sum-. Thin to 15cm (6in) apart.
If flax flowers are to achieve their full brilliance, they must have plenty of sun. Flax grows in any ordinary well-drained soil, flourishing in limy soil and also tolerating acid conditions.
Pests and diseases