What do you get if you combine Guerrilla Gardening with Culture Jamming?

You get something like 'Tree in front of billboard' ('Boom voor billboard').

In discontent with the presence of bilboards in the urban landscape, Dutch artist Helmut Smits decided to take direct action in a creative way.

Instead of defacing the billboards, he dressed up as a city worker and planted a tree in front of one of them in broad daylight.

• www.helmutsmits.nl / (via)