A clump-forming perennial to around 30cm high, with upright to arching stems and lance-shaped green leaves. Upright, tubular pale sky blue flowers are produced in early to mid summer
0.1-0.5 metres
0.1-0.5 metres
| Season | Stem | Flower | Foliage | Fruit |
|---|---|---|---|---|
| Spring | ||||
| Summer | ||||
| Autumn | ||||
| Winter |
Grow in reliably moist but well-drained, humus-rich, acid or neutral soil. Site in sun where summers are cool and damp; in areas with warm, dry summers these plants are best grown in light or partial shade
Propagate by division in spring
No pruning required
May be susceptible to slugs and snails, and to aphids and red spider mite when grown under glass
May be susceptible to a rust, and to stem rot caused by soil fungus