Gardener's Dictionary: Mulch
Mulch (n.): Rocks, bark chips, straw, peat moss, etc., spread on the topsoil around container plants to reduce evaporation of water from the soil and splashback during watering.
Mulch (n.): Rocks, bark chips, straw, peat moss, etc., spread on the topsoil around container plants to reduce evaporation of water from the soil and splashback during watering.