Yams. Yams in Australia, climbing yams and growing yams from tubers. Discorea alata and other yams as a vegetable crop. Yams are a tropical vine or climbing plants and require at least sub tropical conditions to grow properly. It is the root or tuber that is eaten as a vegetable. Vegetables, vegetable seeds and seedlings. Grow your own vegetables including organic vegetables. How to grow vegetables Amaranth to Zucchini including pests, diseases and some recipies.