[DavidT]

I`d use it as a herb bed personally.

[Loubs]

Quite a few on my site use them to grow strawberries - easier to keep the slugs off, so they tell me.

[KathyM]

Wow, thanks chaps and chapettes!  There's a lot to be mulling over there!  No such luck getting a cast iron rolltop, you must be posh, mine's crappy fibreglass. 

[willowman]

This topic just reminded me of the saying

"Life is like a hot bath, lovely while you're in but the longer you stay the more wrinkled you get"

[Swing Swang]

Turn it upsidedown and use it to force rhubarb