Vancouver is in the middle of a green wall revolution. A record number of these environmentally friendly sustainable “living” walls – also called vertical gardens – are being built here at the moment.
One of the first ones went up a couple of years ago at the aquarium’s Aquawest Learning Centre. Measuring 3 metre by 15.2 metre (10 by 50 feet), it was filled with 7,000 plants, mostly native species of fern, bleedingheart, huckleberry and wintergreen.
read more @ Vancouver Sun – Going up – Vertical gardens catch on.