The answer to 'why is my lawn bare spots' is that there are several common causes, including poor soil conditions, lack of sunlight, excessive foot traffic, and pest or disease issues. Bare spots can also be a symptom of improper mowing, watering, or fertilization practices.
Bare spots are often caused by underlying issues that need to be addressed to get your lawn looking its best. It's important to diagnose the root cause and take the appropriate steps to fix the problem, whether that's aerating and overseeding, improving soil quality, or treating for pests or disease.