This style of vertical garden art was started by French scientist Patrick Blanc http://bit.ly/10ei7v
Urban gardens go up the wall – OregonLive.com.
RESOURCES
• The Chicago Botanic Garden sells a “Vertical Gardening” (Issue #4) fact sheet with directions for $3.
• Smith & Hawken sells mini vertical gardens in the form of polypropylene trays that stack up to [...]
