for the brick wall in my dream house: Moss Graffiti: Put in blender: one can of cheap beer (or 1 cups buttermilk), a few handfuls of moss, one teaspoon of sugar. Paint on wall and mist daily until it grows.
A Handful of Hypertufa Hands: I had so much fun with these hypertufa hands - they're tricky to make, because they break so easily, but boy, are they effective. Some surgical gloves, some Portland cement and a bit of peat moss and perlite.
When I have my own brick walls outside.Moss paint: You’ll need several handfuls of moss, of buttermilk or a can of beer and a teaspoon of sugar. Mix in a blender until liquid and paint on the wall. Spray daily as it grows, as moss thrives when moist.
Flower Rocket - The effortless way to grow flowers! Enjoy colorful annuals all summer long by slipping the pod in a pot of soil, then water - how easy is that? Website has other interesting ideas, from pods to rolls of seeds.