Sabal causiarum, commonly known as Puerto Rican hat palm, is native to Caribbean islands. It reproduces readily by seed and is considered easy to grow in cultivation.
Before sowing
Soak
24 h Soaking seeds in warm water for 24 hours may improve germination
Fresh seeds recommended; stored seeds very slow to germinate
Sowing
Substrate
sandy soil, well-drained
Depth
levemente_coberta
Temperature
21°C
Moisture
alta
Container
deep containers for taproot development
What to expect
Step 1
Pre-treat the seed
Step 2
Sow at levemente_coberta · 21°C
Day 60–90
Seedlings emerge
Tips
Keep seeds fresh as viability declines rapidly with storage. Maintain consistent temperature and moisture. Seedlings develop a long taproot before forming shoots. Provide bright light. Seeds germinate in 2-3 months.
Sources: Monaco Nature Encyclopedia, PalmSeedlings.com, Floridata, Rare Palm Seeds, PIER, Palmpedia
