Purple Giant Hyssop
Agastache scrophulariifolia
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Lamiaceae
- Genus:
- Agastache
- Species:
- Agastache scrophulariifolia
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb , Subshrub
- Height:
- 4-6 ft
- Light Requirements:
- Full Sun, Shade
- Drought Tolerance:
- High
- Bloom Months:
- jul, aug, sep
- Bloom Colors:
- Red, Purple
Native Range
United States: Connecticut, District of Columbia, Delaware, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Michigan, Minnesota, Missouri, North Carolina, Nebraska, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, South Carolina, South Dakota, Tennessee, Virginia, Vermont, Wisconsin, West Virginia, Canada: Ontario
Reported Fauna Sightings
Bees: Common eastern bumble bee (Bombus impatiens), Common eastern bumble bee (Bombus impatiens), 🛑Rusty-patched bumble bee (Bombus affinis), 🛑Rusty-patched bumble bee (Bombus affinis)
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Notes: Seeds benefit from cold-moist stratification before germination.
Source: OpenAI GPT-4o