45-70 days to maturityAmaranthus tricolor ‘Hu Hsien’. Red Leaf Amaranth Seeds. Non-GMO, Heirloom. Annual. Amaranth is originally from the tropics of multiple continents; today, it is grown globally. The plant produces a high yield of tender leaves and vigorous growth in warm temperatures. Amaranth will tolerate hot, dry, and moist conditions but will not thrive in cold temperatures. All Amaranth plant leaves are nutritious and edible. However, Hu Hsein Red Leaf Amaranth has particularly delectable leaves. As the plant ages, the flavor intensifies. About 15,000 Seeds / Oz.