Its leaves retain their purple color when cooked, unlike many other purple vegetables. Purple kale is a type of kale ...

The less commonly available types redbor and Russian kale can have red or purple leaves. Many healthy foods must be consumed in moderation because they contain large amounts of fat or calories.

Redbor kale has ruffled leaves ranging in color from a deep red to purple. Russian kale is harder to find. It has flat, fringed leaves ranging in color from green to red to purple. Its flavor is ...

Varieties like ‘Chidori’ have purple leaves with extremely curly leaf margins and white or deep magenta centers. The ‘Nagoya’ varieties have round kale leaves that are heavily crinkled ...

Both are attractive in the garden, with colors ranging from pale green through dark blue to deep reddish purple ... green leaves are associated with greater cold tolerance. Japanese kale is ...