Ceanothus oliganthus var. orcutii
Ceanothus oliganthus var. orcutii
- Native to:
- Mexico | Mexico Northwest
GBIF: madge






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Rhamnaceae
- Genus:
- Ceanothus
- Species:
- Ceanothus oliganthus var. orcutii
Growth Characteristics
- Growth Habit:
- Tree , Shrub
- Height:
- 300 cm
- Drought Tolerance:
- High
- Bloom Months:
- mar,apr,may
- Bloom Colors:
- white, pale blue
- Evergreen Shrub:
- Yes
- Landscaping Shrub:
- Yes
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies, birds
- Deer Resistant:
- Yes
- Fragrant:
- Yes
- Fire Ecology:
- Requires fire for germination
- Fire Notes:
- Exhibits fire-stimulated germination from soil seed banks. Plant typically killed by fire but regenerates vigorously from seed after burns.
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–90 days
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 14–60 days
- Notes:
- Hot water scarification or smoke treatment improves germination rates. Seeds may benefit from fire-related cues.
The above propagation data sourced from Claude AI