Arai Keerai Seeds also known as amaranthus seeds and here few instructions to plant the Arai Keerai seeds, Direct sow Arai Keerai seeds into prepared seed beds after all danger of frost (and the soil has fully warmed) in groups of 4 seeds spaced 18-24 in. apart. Thin to the strongest plant. Or, scatter seed over ground that has had the top 1 in. of soil loosened. Rake seed in lightly, walk over area to firm soil. Keep moist until germination. Arai Keerai seed is easy to germinate provided the soil is warm. Seed can also be started indoors in cell packs or 2 in. containers. Kept at 65-75°F., germination is in 10-21 days.