Larkspur
Delphinium
Ranunculaceae · perennial · introduced
Last updated
Plant Profile
Size & Form
Height
1-3 ft
Spread
1-2 ft
Site Requirements
Light
Sun to Part Shade
Soil Drainage
Moist
Soil pH
4.5-8.5
Water
Moderate
Drought Tolerance
Moderate to high
Ornamental Interest
Bloom Time
june to july
Origin
TEMPERATE ASIA: Turkey
Watch for this season
Damping-offHigh
Seedling Emergence - Postemergence Damping-off Risk
Powdery MildewHigh
Active Conidial Spread
Diseases: Regionally Documented (9)
Diplocarpon rosae Black Leaf Spot Botrytis Blight Several soilborne Damping-off Leaf Spot and Crown Rot Multiple obligate biotrophic fungi (Erysiphales: Erysipha... Powdery Mildew Pythium spp. Pythium Crown and Root Rot Botryosphaeria corticis Stem Canker Phytophthora syringae (primary), P Stem Rot Tomato Spotted Wilt
Cultivars (5)
'Astolat'
Larkspur
'Black Knight'
Larkspur
'Blue Bird'
Larkspur
'Frosted Skies'
Larkspur
'Cliveden Beauty'
Belladonna Larkspur
Data Maturity Structured Multiple sources. Expert review underway.