Perennial Flax

Sun Exposure: Sun to part shade

Origin: Europe

Growth Habits: Short-lived perennial, 1 to 2 feet tall (30-60 cm), 9 to 18 inches in spread (22-45 cm); fibrous stems;alternate linear leaves, up to 1.6 inches long (4 cm)

Flowers: Blue flowers

Watering Needs: Low to moderate water, prefers good drainage

Propagation: Seeds (self-sows), division in spring or fall

'Sapphire' is a sky blue cultivar, 'White Diamond' has white flowers and is more compact than the species.
Prune back as soon as it finishes blooming.

Blooming Habits:
The Perennial Flax has masses of sky blue to white, 5-petaled flowers, 1 to 2 inches in diameter (2.5-5 cm), in drooping branches at the tip of each stem, opening for one day, closing in the evening, during most of the summer.

Propagation:
The seeds germinate in 2 to 4 weeks at 68°F to 75°F (20°C to 24°C), but the plants typically don't bloom until the second year.