Aristolochia indica (Indian Birthwort) is a creeper vine with heart-shaped leaves and distinctive purplish-brown pipe-shaped flowers, native to Southern India and Sri Lanka
Before sowing
Scarification
agua_quente Soak seeds in hot water (48 hours) or warm water (12-24 hours), changing water couple times
Soak
24 h Hot water soak for 24-48 hours with water changes to remove germination inhibitors
Hot water treatment is primary pre-treatment method for Aristolochia indica
Sowing
Substrate
Peat moss and perlite blend, well-draining seed starting mix
Depth
0_5cm
Temperature
24°C
Moisture
alta
Container
Seed tray or small pots
What to expect
Step 1
Pre-treat the seed
Step 2
Sow at 0_5cm · 24°C
Day 14–28
Seedlings emerge
Tips
Maintain consistent moisture (not waterlogged), keep seeds in contact with moist substrate, use bottom heat if available, provide indirect sunlight during germination, transplant seedlings when true leaves develop
Sources: Plant Flower Seeds, Gardening Know How, Chile Flora, Propagate.one, Aristolochia genus research
