Trichosanthes cucumerina var. anguina is an annual climbing vine native to Asia, valued for its elongated snake-like fruits and ornamental night-blooming flowers with delicate lacy petals.
Before sowing
Scarification
mecanica Lightly crack seed hulls using pliers on ruffled edges only, not the flat belly
Soak
24 h Soak seeds overnight in warm water to enhance germination
Soaking and mechanical scarification recommended for improved germination
Sowing
Substrate
Rich well-drained fertile soil, loamy or sandy-loam
Depth
0_5cm
Temperature
30°C
Moisture
alta
Container
Deep 4-6 inch pots or seed trays
What to expect
Step 1
Pre-treat the seed
Step 2
Sow at 0_5cm · 30°C
Day 7–10
Seedlings emerge (~50%)
Tips
Keep seeds warm (85°F/29°C) and moist with bright light. Seeds are notoriously difficult with inherently low germination rates. Sow indoors at least 6 weeks before outdoor planting. Press seeds firmly into moist soil. Cover with plastic to maintain moisture and warmth.
Sources: PFAF Database, World of Flowering Plants, Practical Plants, SciELO Brazil, Farmacie Isolde, Magic Garden Seeds, Kattula Family Farms, ResearchGate publications
