In 2012, events included guerrilla gardening, a bicycle beer garden and oranges and lemons at Shoreditch.
There's also guerrilla gardening which is political as it gets.
The term bewildering has been used as a synonym for guerrilla gardening by Australian gardener Bob Crombie.
Reynolds's guerrilla gardening has now reached many pockets of South London, and news of his activity has inspired people around the world to get involved.
You've heard of guerrilla fighting tactics, but how much do you know about guerrilla gardening?
After application, the moss grows, adding a new dimension to the art medium as well as extending the concept of guerrilla gardening.
The show takes its name and basic premise from the guerrilla gardening environmental movement.
Guerrillagardening.org Pictures of guerrilla gardening at St George's Circus can be seen here.
She pioneered the "gardening against the odds" genre and was a long-time fan of guerrilla gardening.
I hadn't expected to find any guerrilla gardening at Chelsea, but I was tipped off that some designers had been mischievously planting in each other's plots.