July heat in NJ can burn up plants quickly. Forgetting to water the garden just one day in this heat can affect some plants to the point of no return. Having an automatic sprinkler to take care of the garden can avoid such mishaps and the regular watering schedule will help plants grow to their fullest.
Step 1: Tools
If you have one of these PVC cutters they are great. If not a hack saw will do. Other than a shovel to bury the pipe there aren't really any other tools needed