Packed with nutrition and beautiful, kale is a top choice for the garden and edible landscapes. A member of the cabbage family, kale seed can be sown in the spring for a summer crop or in late summer for a fall crop. In the warmer growing zones, kale can also be grown over winter. Either direct sow the kale seed or start seeds indoors. Harvest baby leaves for salads—or let the kale leaves mature and use for kale chips, in soups or other recipes.