Each olla had a different color and shape. Someone else adapted the old iron tree guards as rose and clematis trellises. In my own garden, I have a forest of weathervane standards and directionals. I just like the different shapes. Whatever your reason, I'm sure you'll find the addition of old garden antiques to your landscape a very satisfying one.
Material is available in all price ranges from a couple of hundred dollars to many thousands.
Much of it comes from overseas, where the gardening tradition has existed for a much longer period of time. Often the imports seem expensive. Part of this is freight to bring it to our market, but the Europeans have placed a greater value on antique garden objects than have Americans. We're just playing catch-up here. One final word, on reproductions.