Compacted mulch prevents oxygen from passing through and can starve your tree's roots.
Mulch keeps tree roots at the right temperature. Since you are adding layer around your tree roots, mulch functions as a constant insulator for your tree by keeping the soil warm in winter and cool in summer. For best results, use organic, coarser mulch as it does a better job than inorganic or processed mulches such as fabrics or bushmulching.barted Reading Time: 6 mins.
Jun 06, Spread mulch in a 4–5 feet (– m) diameter around the tree. Lay down a thin layer of mulch around the tree.
Mulching trees also helps keep their roots cooler in hot weather and helps prevent soil erosion in some cases, such as when on a hillside.
The mulch should not touch the tree itself. Leave 1–2 inches (– cm) of space between the base of the tree and the mulch. You can lay mulch 98%(62).