The answer to 'best time for mulching' is that the best time to apply mulch in your landscaping is typically in the spring or fall. In the spring, apply a 2-4 inch layer of mulch around your plants, trees, and shrubs after the ground has thawed but before weeds start to emerge. This helps suppress weed growth, retain soil moisture, and insulate plant roots from temperature fluctuations. In the fall, reapply a fresh layer of mulch to protect plants over the winter and prepare the soil for the next growing season.
Mulching in the spring and fall is ideal because it helps plants establish their root systems and prepares the soil for optimal growth. Avoid applying mulch when the ground is wet, as this can lead to matting and poor air circulation around plants. Be sure to keep mulch a few inches away from the base of plants to prevent rot and disease.