Another pinner says - I have made these before - so easy! Lowes sells the 4 to 6" round PVC pipe with holes already drilled. Purchase an end cap, fill with rock, soil, and plant. I will often put these in the center of a very large pot to stabilize, and add amazing height and color to a container that has trailing plants (no end cap or rock needed if you are placing in a container)
How to Make a Petunia Tower -- Basically, it's a ring of galvanized fencing lined with landscape fabric, then filled with potting soil. The petunias were planted through slits in the landscape fabric. This looks like a pretty easy do-it-yourself project!
Do this in the fall. Spring bulbs in Pots: store the potted bulbs in an unheated garage or storage room. You'll need to water every few weeks since the pots won't have access to rainfall. In addition to small pots, pack bulbs "shoulder-to-shoulder" in big containers for an abundant display in spring. Toss aside the spacing recommendations so you can get as many bulbs into the container that will fit.
Green Velvet retains the upright, rounded shape you'd expect from a boxwood on it's own, with little to no pruning from you. This evergreen shrub boasts deep green, glossy leaves year round. - Buy 6 1-gallon plants for $28.85 each @ http://www.brighterblooms.com/
PlantsOnWalls erected the Aquaponic Vertical Vegetable Garden at James Snidle Gallery. Water is recirculated through the panels from the tank below. Goldfish create the fertilizer needed by the vegetable garden.