In spring, this perennial bulb produces a clump of long, slender green leaves. Just before summer, it sends up tall (up to 1m high) stems bearing arrow-shaped flower heads that open successively, from base to tip, into little star-shaped pale violet-blue blossoms.
50cm-1m (à 10 ans)
-20
50cm-1m (à 10 ans)
Sun
Use
In beds, borders and containers.
Planting
In full sun, in ordinary, well-draining soil.
Maintenance
Remove dead flower stems and leaves at the end of the season.