Dinosaur (Lacinato) Kale. has very dark green coloring. Its leaf is long and slender.

Sold by the pound.

Red Kale has a red stem and veins.   It makes for a great display. It holds up well and has nice flavor.

Sold by the pound.

Common Kale is a lighter green color than many kale varieties. It has a medium broad leaf with curly edges and a flat middle section.  This kale is good both when young and mature.  It holds up well and has great flavor.

Sold by the ounce.