An deciduous, clump-forming herbaceous perennial with strap shaped mid-green leaves and sturdy stems of rounded umbels of trumpet shaped flowers that are dark blue in bud and dark-mid blue, purple when fully open.
0.5-1 metres
0.1-0.5 metres
| Season | Stem | Flower | Foliage | Fruit |
|---|---|---|---|---|
| Spring | ||||
| Summer | ||||
| Autumn | ||||
| Winter |
Grow in fertile, moist but well-drained soil in full sun or grow in a container. In cold areas, mulch well overwinter and take containers under cover. See agapanthus cultivation
Propagate by division every three to four years in spring
In late autumn remove or tidy up any remaining leaves, but seedheads can be left as they look attractive over winter
May be susceptible to slugs and snails and agapanthus gall midge
May be susceptible to a virus