Learn how to grow leeks at home, with this video tutorial from Andrew with expert, organic vegetable grower Klaus Laitenberger. The leek is a great vegetable for cooler climates, it's easy to grow, useful and very versatile. The white elongated bulb at the base of the leaves, makes a very tasty, fresh vegetable, either on its own or in stews or casseroles. The green leafy tops of leek is excellent for flavouring soups and stews. They are able to grow in varied soil conditions, so long as it is not waterlogged.