More to explore:
Concrete balls in the garden...
DIY: Growing mustard as a cover crop & mulch in the garden disinfects ,& regenerates the soil.
DIY: easy and chic vertical garden
Upcycled can herb garden - this is an easy cheap project and you can (no pun intended!) change the colours and plants to suit your own taste. | The Micro Gardener
Whimsical Raindrop Cottage
Creative gardening in small urban spaces