LA County wants to prevent fires started by enormous mulch piles that spontaneously combust
Gardeners who want their plants to grow tall and green know that mulch can be an essential soil additive. But piles of mulch left on empty land, reaching up to 8-feet high, are another matter entirely. These vast mulch piles, often dumped by waste haulers, can create heat and spontaneously combust, spreading flames and smoke…