Arisaema macrospathum
Arisaema macrospathum
- Native to:
- Mexico | Mexico Central, Mexico Gulf, Mexico Northwest, Mexico Southwest
Wikimedia: Gaiacoyote





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Araceae
- Genus:
- Arisaema
- Species:
- Arisaema macrospathum
Growth Characteristics
- Growth Habit:
- Geophyte
- Height:
- 60 cm
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- purple, green
Garden & Ecology Notes
- Wildlife Value:
- small mammals, insects
- Deer Resistant:
- Yes
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 30–90 days
- Notes:
- Seeds require fresh collection and sowing; viability drops rapidly with storage. Some seeds may remain dormant for a second season.
The above propagation data sourced from Claude AI
ORGHPS Germination Guide: Pulpy coat inhibits germination. Remove by soaking and rinsing in clean water for approximately 7 days. Discard water. * wash fresh seed in detergent; sow immediately; grow in alternating warm and cold cycles under lights for 2 seasons to bring to flowering size quickly