Make your own sprinkler hose from old garden hose by piercing holes in a pattern to direct the flow where you want it. Use a hot needle to pierce the hose, and be sure to crimp the end of the hose line. Use "Y" connectors to add more lines. These are available in plastic or brass. Lay the hose on the ground and work it between plantings and along rows as desired. Be sure the hose ends are closed.
Natural Mosquito Spray that works on other bugs as well. The big ingredient is garlic but there is also oil and dish soap. I juice the garlic and mix the juice with the oil, soap and some water attach it to my sprinkler hose and let 'er rip. You have a lawn that smells like pizza for a few days but say goodbye to the nasty critters.