Name	Description
Humus-C	Humus is the dark organic matter in soil that is formed by the decomposition of plant and animal matter.
Hydrogen
Lawn clippings	Lawn clippings are the small pieces of grass that are left behind after mowing a lawn. They consist of freshly cut blades of grass and can be used as mulch or compost to add nutrients back into the soil.
Lead (Pb)	Lead is a chemical element with the symbol Pb (from the Latin plumbum) and atomic number 82.
Leaves
Lignin
Linden leaves
Linden pruning fines
Linden seeds
Linden twigs