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Consolida ajacis (Giant larkspur)
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1 hour care
per year
per year
1.2m
Max height
Max height
0.3m
Max spread
Max spread
1 year
To maturity
To maturity
Low
Toxicity
Toxicity
Plant details
Botanical name
Consolida ajacis
Other names
Giant larkspur, Consolida ambigua, Delphinium ajacis, Annual larkspur, Rocket larkspur, Delphinium ambiguum
Genus
Consolida Consolida
Species
C. ajacis - C. ajacis is an erect, branching annual with palmate leaves divided into linear, mid-green leaflets and, in summer, loose spikes of spurred, dark flowers in shades of pink, white, and violet-blue.
Consolida ajacis is: Deciduous
Habit
Erect, Bushy
Toxicity
All parts of the plant may cause severe discomfort if ingested. Contact with sap may cause skin irritation.
Flower
White, Pink, Violet, Blue in Summer
Foliage
Mid-green in Autumn
How to care
Watch out for
Specific pests
Powdery mildew Powdery mildew
General care
Pruning
Deadhead by cutting spent flower spikes back to small flowering side shoots. Remove annual after the growing season.
Propagation
Sow seeed in-situ from early spring to early summer.
Propagation methods
Seed
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Where to grow
Consolida ajacis (Giant larkspur) will reach a height of 1.2m and a spread of 0.3m after 1 year.
Suggested uses
Beds and borders, City, Cottage/Informal, Flower Arranging, Meadow
Cultivation
Plant in light, fertile, well-drained soil in full sun. May be short-lived in hot, humid conditions.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained, Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4), Tender in frost (H3)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Consolida ajacis
Other names
Giant larkspur, Consolida ambigua, Delphinium ajacis, Annual larkspur, Rocket larkspur, Delphinium ambiguum
Genus
Consolida Consolida
Species
C. ajacis - C. ajacis is an erect, branching annual with palmate leaves divided into linear, mid-green leaflets and, in summer, loose spikes of spurred, dark flowers in shades of pink, white, and violet-blue.
Native to
Mediterranean
Foliage
Deciduous
Habit
Erect, Bushy
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
White, Pink, Violet, Blue in Summer
Foliage
Mid-green in Autumn
How to care
Watch out for
Specific pests
Specific diseases
General care
Pruning
Deadhead by cutting spent flower spikes back to small flowering side shoots. Remove annual after the growing season.
Propagation
Sow seeed in-situ from early spring to early summer.
Propagation methods
Seed
Monthly care advice
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Where to grow
Consolida ajacis (Giant larkspur) will reach a height of 1.2m and a spread of 0.3m after 1 year.
Suggested uses
Beds and borders, City, Cottage/Informal, Flower Arranging, Meadow
Cultivation
Plant in light, fertile, well-drained soil in full sun. May be short-lived in hot, humid conditions.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained, Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4), Tender in frost (H3)
USDA zones
Zone 9, Zone 8, Zone 7, Zone 6, Zone 5
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: | Full Sun | Tell us... |
| Aspect: | South, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4), Tender in frost (H3) | Tell us... |
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