Southern Annual Saltmarsh Aster
Symphyotrichum divaricatum
Meghan Cassidy (https://www.inaturalist.org/people/wildcarrot)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Symphyotrichum
- Species:
- Symphyotrichum divaricatum
Growth Characteristics
- Life Cycle:
- Annual | Biennial
- Growth Habit:
- Forb/herb
- Height:
- 6-8 ft
- Light Requirements:
- Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- aug, sep, oct
- Bloom Colors:
- White, Pink, Blue, Purple
Keystone Species Ranking
- Caterpillar Keystone:
- ★★☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
- Bee Keystone:
- ★★☆☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)
Host Plant for Caterpillars
Bucculatrix sexnotata, Gnorimoschema gallaeasterella
Soil Requirements
- Soil Type:
- moist, well-drained sandy loam
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- good drainage required
- Moisture:
- consistently moist
- Notes:
- prefers open, sunny areas in native habitat
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Source: OpenAI GPT-4o