We've just tried out an App for iPhone which creates seamless 360 degree panoramic images, and I thought I'd pass on the info. Called DMD Panorama, by Dermandar, it is simple to use, produces great results, and is FREE to download for a limited time. (Note I don't have any links to the company - I just like the software.)

Here's an example of one of our gardens, taken this afternoon: rural garden in Mercaston