This is Musa balbisiana, also known as Wild Banana. The red and maroon flowers are followed by green and blue fruit. Seeded Musa balbisiana fruit are seeded, cooked and eaten. People eat the underground stem as a vegetable. Curries are cooked up using the inner stem and male flowers. The stem can also be used to make fiber, and dye is made from the whole plant. Very young fruits can be used to make pickles or to top salads. USDA Hardiness Zones 9 to 12.