Ashy Hydrangea
Hydrangea cinerea
Britton, N.L., and A. Brown
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Hydrangeaceae
- Genus:
- Hydrangea
- Species:
- Hydrangea cinerea
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 8-12 ft
- Light Requirements:
- Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- may, jun, jul, aug
- Bloom Colors:
- White
- Landscaping Shrub:
- Yes
Native Range
United States: Alabama, Arkansas, Georgia, Illinois, Indiana, Kentucky, Massachusetts, North Carolina, Oklahoma, South Carolina, Tennessee, West Virginia
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Host Plant for Caterpillars
Hydrangea sphinx (Darapsa versicolor)
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 6.5 (slightly acidic)
- Drainage:
- good drainage required
- Moisture:
- consistently moist
- Notes:
- prefers shaded or semi-shaded areas
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Source: OpenAI GPT-4o