Especially susceptible are newly landscaped areas where folks, including the landscaping team are over mulching.

Volcano mulching is a common term used in arboriculture describing mulch piled up against the tree trunk that is so thick and conically piled that it actually looks like a volcano. There is no positive use for this display of mulch, in fact it is highly destructive to trees, especially young ones."Volcano" mulching is harmful to trees.

Sep 02, You can mulch around trees with standard bark mulch, or you can use wood chips or shredded leaves. There is nothing wrong with using wood-chip mulches as long as you age them first.

If you decide to apply a leaf mulch, use shredded leaves whenever possible because they break down more quickly than whole leaves, thus releasing nutrients more quickly.

The growing roots will thank you!

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 takedownstump.barted Reading Time: 6 mins.