DIY a twig ball. Full tutorial.
Raised Bed Soaker Systems | Raised Bed Irrigation | Gardener's Supply
How to Terrace a Slope by Raised-Garden-Beds: Diagram for raised beds on slope. Use bricks or blocks or terrace the foundation soil. #Raised_Beds #Gardens
The Easy Way How to Build Raised Garden Beds on a Slope : How To Build Raised Garden Beds With Brick Stone