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Delphinium (any variety) (Delphinium (any variety))
2 hours care
per year
per year
2.5m
Max height
Max height
1m
Max spread
Max spread
2-5 years
To maturity
To maturity
Low
Toxicity
Toxicity
Plant details
Botanical name
Delphinium (any variety)
Other names
Delphinium (any variety), Larkspur (any variety)
Genus
Delphinium Delphinium
Variety or Cultivar
Delphinium (any variety) _ If you don't know the variety name of your Delphinium, you can add this plant to your lists to get care advice.
Delphinium (any variety) are vigorous, upright, clump-forming, herbaceous perennials with deeply lobed, dark green leaves and erect racemes, spikes, or panicles of cup-shaped, sometimes spurred, single, semi-double, or double pink, purple, blue, yellow, cream, or white flowers in summer.
Delphinium (any variety) is: Deciduous
Habit
Upright, Erect flower stem, Clump-forming
Toxicity
All parts of the plant may cause severe discomfort if ingested. Contact with sap may cause skin irritation.
Flower
Pink, Cream, Blue, White, Yellow, Purple in Summer
Foliage
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
How to care
Watch out for
Specific pests
Caterpillars , Slugs , Snails , Leaf-mining sawflies Caterpillars , Slugs , Snails , Leaf-mining sawflies
Black blotch of Delphinium , Crown rot , Powdery mildew Black blotch of Delphinium , Crown rot , Powdery mildew
General care
Pruning
Deadhead by cutting spent flower spikes back to small flowering side shoots. Cut back to ground level after foliage has died back in autumn.
Propagation
Divide every 3-4 years to maintain vigour. Take basal cuttings in early spring.
Propagation methods
Basal cuttings, Division
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Where to grow
Delphinium (any variety) (Delphinium (any variety)) will reach a height of 2.5m and a spread of 1m after 2-5 years.
Suggested uses
Beds and borders, Bees (attract & feed bees), Cottage/Informal, Flower Arranging
Cultivation
Grow in a fertile, well-drained soil in a sheltered, sunny site. In growth, apply liquid feed every 2 weeks. May be short-lived in hot, humid conditions. Cut back if infected with powdery mildew. Thin shoots for stronger flowers spikes. Stake in spring.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained, Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Delphinium (any variety)
Other names
Delphinium (any variety), Larkspur (any variety)
Genus
Delphinium Delphinium
Variety or Cultivar
Delphinium (any variety) _ If you don't know the variety name of your Delphinium, you can add this plant to your lists to get care advice.
Delphinium (any variety) are vigorous, upright, clump-forming, herbaceous perennials with deeply lobed, dark green leaves and erect racemes, spikes, or panicles of cup-shaped, sometimes spurred, single, semi-double, or double pink, purple, blue, yellow, cream, or white flowers in summer.
Native to
Garden origin
Foliage
Deciduous
Habit
Upright, Erect flower stem, Clump-forming
Toxicity
All parts of the plant may cause severe discomfort if ingested. Contact with sap may cause skin irritation.
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Colour
Flower
Pink, Cream, Blue, White, Yellow, Purple in Summer
Foliage
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
How to care
Watch out for
Specific pests
Caterpillars , Slugs , Snails , Leaf-mining sawflies
Specific diseases
Black blotch of Delphinium , Crown rot , Powdery mildew
General care
Pruning
Deadhead by cutting spent flower spikes back to small flowering side shoots. Cut back to ground level after foliage has died back in autumn.
Propagation
Divide every 3-4 years to maintain vigour. Take basal cuttings in early spring.
Propagation methods
Basal cuttings, Division
Monthly care advice
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Where to grow
Delphinium (any variety) (Delphinium (any variety)) will reach a height of 2.5m and a spread of 1m after 2-5 years.
Suggested uses
Beds and borders, Bees (attract & feed bees), Cottage/Informal, Flower Arranging
Cultivation
Grow in a fertile, well-drained soil in a sheltered, sunny site. In growth, apply liquid feed every 2 weeks. May be short-lived in hot, humid conditions. Cut back if infected with powdery mildew. Thin shoots for stronger flowers spikes. Stake in spring.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained, Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 7, Zone 6, Zone 5, Zone 4, Zone 3
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained, Moist but well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | South, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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