Finely ground pine mulch also sold as a soil conditioner. A byproduct of the bark mulch industry, pine fines are too small to be sold as bark mulch, but make an excellent mulch for flower beds and container plantings (direct-seeded annual flowers can still push up through) and an excellent
Any material placed on the soil surface to conserve soil moisture, moderate soil temperature, and/or control weeds. Wood chips, bark chips, and shredded leaves are mulches that eventually add organic matter to the soil; inorganic materials such as rocks are also used. Related Images: