Discover 10 mulching errors ruining your garden and learn simple fixes for healthier plants and soil. How to refresh your mulch for maximum soil fertility. · with attention to timing, depth, and placement, you can avoid these common mulching mistakes. · we asked gardening pros to share the number one mulching mistake they often see people make, and it can cost you your plants. · simple gaps around plant stems to prevent rot and pests. · find out which mulching mistakes actually harm your garden plants, and what to do instead! · avoid common mulch mistakes ! Ideally, apply mulch in early spring to prepare your garden for the growing season. Read on to find out what you need to be careful of. Always adapt for your specific soil, climate, and plants when mulching in spring. Seasonal tips for mulching in spring , summer, and fall. Mulching your garden too early in the spring can have disastrous consequences on your plants growth, potentially slowing and stunting their emergence throughout the season. · applying mulch too late can miss out on essential benefits like moisture retention and weed suppression.