Western Sweetshrub
Calycanthus occidentalis
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Calycanthaceae
- Genus:
- Calycanthus
- Species:
- Calycanthus occidentalis
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 12-20 ft
- Light Requirements:
- Full Sun, Part Shade
- Drought Tolerance:
- Low
- Bloom Months:
- apr, may, jun, jul, aug, sep, oct
- Bloom Colors:
- Red, Pink, Brown
- Evergreen Shrub:
- Yes
- Landscaping Shrub:
- Yes
Native Range
United States: California, Washington
Host Plant for Caterpillars
Saddleback Caterpillar Moth (Acharia stimulea)
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Prefers riparian zones and can tolerate seasonal flooding.
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