Protea are the world’s most unusual flowers native to South Africa, but not easy to grow. They need an acid compost so probably not practical even in a pot if you are in hard water area. If you want to have a go with these spectacular plants we have chosen the following varieties both for easiness and variety of form. The King Protea, Protea cynaroides, has outstanding flowers up to 12” across with dark pink bracts. Only 5' tall - the leaves are 5" and leathery.