The answer to 'sprinkler system not growing' is that there are several common causes, including improper sprinkler head placement, insufficient water pressure, and issues with the sprinkler timer or control system. Symptoms may include patchy, uneven lawn growth or brown, dry spots in the lawn.
Some potential solutions include adjusting sprinkler head positioning, checking for leaks or blockages, and ensuring the sprinkler timer is set correctly. If the issue persists, it's best to call in a professional landscaper or sprinkler repair technician to diagnose and fix the problem.