Pterospermum acerifolium is a large evergreen tree native to tropical and subtropical regions of Asia, valued for its fragrant nocturnal flowers and large maple-like leaves used as dinner plates
Before sowing
Soak
12 h Soak seeds overnight before planting
Seeds have soft coats; no hard scarification needed. Overnight soaking recommended.
Sowing
Substrate
well-drained sandy compost or loamy soil with compost and sand
Depth
levemente_coberta
Temperature
22°C
Moisture
alta
Container
polybags or propagator house
What to expect
Step 1
Pre-treat the seed
Step 2
Sow at levemente_coberta · 22°C
Day 28–42
Seedlings emerge (~71%)
Tips
Stored seeds show higher germination (71%) than fresh seeds (51%). Seeds remain viable for up to 12 months under cool, dry storage. Keep soil moist but well-drained. Some seeds may take significantly longer than 6 weeks to germinate; patience is essential.
Sources: Plant World Seeds, Wikipedia, Grokipedia, iplantz.com, earthone.io, nurserylive.com, Journal of Tropical Forestry and Environment
