The Green Vitrine (Odlingsvitrin) by the Finnish gardening supply company Kekkilä. Photo by Sköna Hem.
Natural path with rocks edging the border
We love this charming outdoor space! More deck design ideas: http://www.bhg.com/home-improvement/deck/ideas/deck-privacy-ideas/?socsrc=bhgpin062012#page=5
Clematis 'Frances Rives' - lovely blue and white flowers resembling Aquilegia/Columbine!
Use gutters - sink them into the ground for edgings and fill with your choice of material...