>Don Bittel's answer to Mike Bordelon's question has one flaw. >Amorphophallus DO have contractile roots. Just have a look at older >roots at the top of the tuber when you take one out. It is especially >noticeable on larger plants. The "drop in the hole" idea will certainly >be true but without the contractile roots, the whole structure would >tumble to its side for lack of anchorage. > >Wilbert Would the new tuber not also grow into the old cavity as the old tuber collapses? Rand