Wood ash is a natural source of potassium which contributes to flowering and fruiting in plants, however, the level of nutrients will depend on the age of the wood burnt. "Younger wood usually has ...

The remaining fires are drawing out an agonizing return for residents, and it will be a months-long process to clean up the toxic ash, hazardous waste and charred debris, state and federal ...

But heavy downpours on charred hillsides could bring the threat of new troubles like toxic ash runoff. Los Angeles County crews spent much of the week removing vegetation, shoring up slopes and ...