Edible amaranth is also called Chinese Spinach or yin choi or yin tsai. This variety has green leaves with red stripes in the center leaf. The plant produces a high yield of tender leaves and grows vigorously in warm temperatures. Amaranth will tolerate hot, dry and humid conditions. Some people grow this variety as decorative plants as well as leafy vegetable plants. Leaves with red stripes will release red color into soups and dishes when cooked. 40 Days.