A couple of years ago we had a lovely short break in Vienna in the run up to Christmas. Whilst there we visited the small botanical garden which rather conveniently was located close to our hotel. Heading towards the small exotic house we spotted this strange wooden tower...
What was in it....
Heating cables and a thermostat to keep it warm!
That's what it is a tall Trachycarpus fortunei protected from the harsh Austrian winter in a giant insulated shed.