You can set up drip or sprayer system they are relatively cheap. You will need black polyethylene pipe with leaders and stakes they make drippers .035gpm and sprayers .07gpm. Figure out how much you want to water and get a timer capable of the schedule you want. Like 3 min of water every 2 days...
Fast drying soil mix with CO2 and H2O2 with Fox Farm Instant Grow Big, Big Bloom Organic, Tiger Bloom, Open Sesame, and Cha Ching. All used with the suggested doses on the back of the bottles.