Chenopodium giganteum is a very large annual leafy vegetable that grows over 8 feet tall. It is also known as Tree Spinach (not to be confused with Chaya).
This plant, a relative of quinoa, has edible seeds which can be cooked or ground into flour. The leaves are triangular with a splash of magenta at the stem tips this is a one hot new green for the garden, suited for salads, omelettes, frittatas, quiches, curries and soups. The young shoots are tasty, milder and, many say, better than spinach. As the name suggests this is a giant spinach that will tower up to 6 ft if you let it. Stays smaller in containers. Very ornamental. Annual.