Tall Larkspur
Delphinium exaltatum
NPS
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Ranunculaceae
- Genus:
- Delphinium
- Species:
- Delphinium exaltatum
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Geophyte
- Height:
- 6-8 ft
- Light Requirements:
- Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- jul, aug, sep
- Bloom Colors:
- Blue
Native Range
United States: Alabama, Kentucky, Maryland, Maine, Missouri, North Carolina, Ohio, Pennsylvania, Tennessee, Virginia, West Virginia
Reported Fauna Sightings
Bees: Central bumble bee (Bombus centralis), Central bumble bee (Bombus centralis), Cryptic bumble bee (Bombus cryptarum), Cryptic bumble bee (Bombus cryptarum), Half-black bumble bee (Bombus vagans), Half-black bumble bee (Bombus vagans), Indiscriminate cuckoo bumble bee (Bombus insularis), Indiscriminate cuckoo bumble bee (Bombus insularis), Northern amber bumble bee (Bombus borealis), Northern amber bumble bee (Bombus borealis), Red-belted bumble bee (Bombus rufocinctus), Red-belted bumble bee (Bombus rufocinctus), 🛑Rusty-patched bumble bee (Bombus affinis), 🛑Rusty-patched bumble bee (Bombus affinis), Tri-colored bumble bee (Bombus ternarius), Tri-colored bumble bee (Bombus ternarius), White-shouldered bumble bee (Bombus appositus), White-shouldered bumble bee (Bombus appositus), Yellow bumble bee (Bombus fervidus), Yellow bumble bee (Bombus fervidus)
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 6.0 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers open woodlands and meadows
Germination Information
Pre-treatment: Seeds are placed into cold stratification.
Source: npn.rngr.net