Mulch proves to be an indispensable layer of protection that acts as a barrier over the soil. It excels in reducing water evaporation and plays a crucial role in aiding the soil to retain moisture optimally. This function becomes exceptionally vital, especially in the context of North Carolina's sweltering summer months. By utilizing mulch, you are ensuring that your plants receive the essential hydration they need to thrive and maintain their overall health and vibrancy.