Eggplant Seeds(White+Purple Round/Long Purple/Green Thai) Cà Pháo/ Cà tÃm/Cà dÄ©a by | Jul 7, 2026Take seeds out. Fold paper towel and keep it in Ziploc bag and place Ziploc bag in dark and warm place (75F-85F). Use potting mix or seedling soil to plant seeds. Soak seeds into water between 100F 105F, 38C-41C for 15 to 20 hours.