How long does it take Ugu (okongobong, fluted pumpkin) seeds to germinate in the USA?

How long does it take Ugu (okongobong, fluted pumpkin) seeds to germinate in the USA? I share updates on ugu (Telfairia occidentalis, Fluted gourd) seed germination in zone 9 (USA)m My Backyard African Vegetable Garden is about growing indigenous African vegetables in the USA. I have been growing African vegetables in my backyard in zone 9 for 20 years. My mission is encourage everyone to grow atleast one vegetable in their backyard