the world's most perfect fertilizer + pesticide is epsom salt. This is so true- every other week- 1 gallon of water, 1 TBSP of miracle grow and 3 TBSP of epsom salt- I promise a great garden all season.
DIY Drip Irrigation System, Made from Plastic Bottles
Drip irrigation- A pinner wrote: I do this every year and it works great! Especially during a long Texas drought- less water waste. The only thing that kept my plants going, and once the plants get growing they hide the bottles. Quick and easy way to fertilize too! Should work well in Arizona too!