A vigorous, branching, upright perennial to 238cm, with medium to small pale green leaves. Main spikes to 100cm long, with a few strong side spikes. Flowers fully double, to 5.5cm across, giving a frilled appearance, pale violet blue, inner petals with yellow-green stripes
1.5-2.5 metres
0.5-1 metres
| Season | Stem | Flower | Foliage | Fruit |
|---|---|---|---|---|
| Spring | ||||
| Summer | ||||
| Autumn | ||||
| Winter |
Grow in a fertile, well-drained soil in full sun; shelter from strong winds and stake well. Apply a balanced liquid every couple of weeks in the growing season. For best flower spikes thin shoots when 7cm high to leave a minimum of 2-3 shoots on young plants and 5-7 shoots on established plants. See staking perennials and delphinium cultivation for further advice
Propagate by taking pencil thick basal cuttings in early spring
Deadhead by cutting spent flower spikes back to small flowering side shoots. Cut down all growth to ground level after it has withered in autumn.
May be susceptible to aphids, earwigs, delphinium leaf miner, delphinium moth caterpillars, slugs, snails and caterpillars
May be susceptible to powdery mildews, delphinium black blotch, crown rot and viruses