San Diego Pruning
Here's Peter Pook in Australia and his living sculpture as a chair. And here's his website: http://pooktre.com/photos/
(Click on underlined title to see more) Axel Erlandson created this with six sycamores planted in a ring pattern: "To create the 'Basket Tree', Erlandson planted six sycamore trees in a circle, topped them all at one foot,
Yes, I do all this. This is both the maintenance of plant structure, and, the development and refining of plant structure. These four terms are inter-related. Collectively they can be called 'trimming', and with careful aesthetic, 'sculpturing', in the sense of making a graceful structure with potentially 'fine detail'. Most any plant with growth that can be attractively modified can be trained by appropriate trimming to keep the plant smaller and/or more stylish than it would on it's own.