Kale: Brassica oleracea var. acephala Spinach: Spinacia oleracea
Kale: Brassicaceae Spinach: Amaranthaceae
Kale: Kale is a cabbage cultivar that grows in a rosette of long leaves with ruffled or frilly edges. Spinach: Spinach is an herbaceous annual plant that grows with alternate, simple leaves from a central stem and reach up to 12 inches long and 6 inches wide.
Kale: Kale may be described as earthy, crunchy, and dry. Spinach: Spinach has a mild, sweet taste. It is sometimes described as “grassy” or earthy and soft when fresh.