Slim Larkspur
Delphinium depauperatum
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Ranunculaceae
- Genus:
- Delphinium
- Species:
- Delphinium depauperatum
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Geophyte
- Height:
- 2-3 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- may, jun, jul, aug, sep
- Bloom Colors:
- Blue, Purple
Native Range
United States: California, Idaho, Montana, Nevada, Oregon, Washington, Canada: Alberta
Reported Fauna Sightings
Bees: Yellow head bumble bee (Bombus flavifrons), Yellow head bumble bee (Bombus flavifrons)
Soil Requirements
- Soil Type:
- moist, well-drained loamy soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- native to mountain meadows and streambanks
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.
Source: OpenAI GPT-4o