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Another old cottage-garden favourite. To get the best display requires some fussing over. Greedy feeders and loved by slugs. Taller varieties need staking. Results can be spectacular.
Genus of about 320 species of annuals, biennials and perennials found mainly in mountainous areas worldwide, except Australia.
Main delphinium, or larkspur, cultivars are classed into Belladonna, Elatum or Pacific Hybrid groups
Herbaceous - Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch. - annuals, biennials and perennials. Basal leaves are toothed and deeply or shallowly 3-5-lobed.
Full sun - shelter from cold winds
Harmful if eaten - These will give you an upset tummy, so please don't eat any of these.
May cause skin allergy or irritant - Having skin or eye contact with these plants could result in an allergic reaction, burning or rash.
Additional Features - Good to know - provide canes when the plants reach 30cm (12in) high. Thinning shoots when 7cm (3in) high ensures good-quality spikes. Deadhead to small, flowering sideshoots.
Pests & Diseases - slugs, snails, leaf miners, caterpillars, powdery mildew, crown rot on mature plants.
Place of origin - mountainous areas worldwide with the exception of Australia.
Soil Conditions - Fertile well drained soil
- Dividing Herbaceous Perennials - Video Tip ondemand_video
- Spring Planting Osteospermums - Video Tip ondemand_video
- Dividing Summer Perennials - Video Tip ondemand_video
- Dividing summer flowering Hemerocallis - Video Tip ondemand_video
- Summer propagation - Video Tip ondemand_video
- Supporting Plants - Video Tip ondemand_video
- Dead heading meconopsis - Video Tip ondemand_video
- Dead heading Delphiniums - Video Tip ondemand_video
- Feeding herbaceous peonies - Video Tip ondemand_video