Check out 44 Best Shrubs for Containers. You might know some plants and some may surprise you but one thing is sure- Youll like to have some of these shrubs right away in your container garden. - New Gardening Ideas
Border columns made with wood post placed in flower beds close the walk are beautiful, add lots of interest to the garden Place a big container of pretty flowers on top of the post. maybe could use pvc pipes w flower basket set on top?
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!