Among the most popular ones that you're most likely to come across in supermarkets are curly, Tuscan, and Russian red kale.

Kale is popular for its health and versatility, and because it can be consumed raw, baked, blended or sauteed.

ruffly leaves pictured above known as curly kale; a similarly textured variety with red or purple stems known as Russian or red kale; and a flatter, darker blueish-green variety known as lacinato ...

Curly kale is available from September to March. Other varieties of kale include Red Russian kale, cavolo nero (or ‘black kale’), and thousand-head or hungry-gap kale. Curly kales deteriorate ...

Winter tends to draw the short stick when it comes to seasonal produce love. Though its offerings aren’t always as bright and colorful as peak spring, summer and fall fruits and vegetables, the cold ...