Adding organic material to clay soil.
If you are interested in learning more about gardening and permaculture, check out the free or low-cost classes offered by the Valley Permaculture Alliance (VPA). The offer courses to teach you how to build your own drip irrigation system, build a rain barrell, composting or raising chickens. The VPA office is along the light rail corridor at 1122 East Washington in downtown Phoenix.
Learn more at: vpaaz.org
