Plant types and subtypes: Perennials
Light Requirements: sun, part-sun
Water Use: medium
Soil Moisture: moist, wet
Soil Description: neutral, rich, average
Bloom Time: July, August, September
Bloom Color: purple, lavender, blue
Leaf Color: green
Hardiness Zone: 6, 7
Additional Tags: attracts butterflies, cottage garden plant
Pricing & Availability
Delphinium exaltatumAlso known as:
Delphinium exaltatum produces beautiful blue to lavender, 1" spurred flowers. They are arranged on a tall, loose, narrow, terminal spike. Leaves are cleft into 3 to 5 lobes.
Tall larkspur likes rocky limestone soil in the wild, but seems to do fine in average garden conditions, provided it is in a well drained location. It prefers light shade where summers are hot. Bloom times are from July through September. Zones 6-7
Collect seeds from dry pod before they are expelled. Plants may also be divided.
Delphinium exaltatum may be susceptible to powdery mildew and should be positioned in an area with good air circulation to minimize the risk.
Native Range & Classification
Recorded County Distribution: USDA data
AL, KY, MD, ME, MO, NC, OH, PA, TX, VA, WV
USDA Endangered Status:
- Endangered: MD, NC, PA, TN
- Special Concern: NC
|Species||Delphinium exaltatum||tall larkspur|