What should I know about sand, humus, and silt?
This is a good question. There is a lot of information regarding these. I will give just a brief description. The most important material is humus. Humus is basically decayed organic material. This is what is vital to plant health. Vital. An example of humus is what happens when your compost completely breaks down. It is the decayed parts of leaves and plants and insects and dead animals, etc. which is brought about by all the microbe activity. This is where plants draw their nutrients from the ground. Humus has wonderful properties. It has a high carbon content which is important. It will hold moisture and prevent leaching of nutrients, yet it also provides drainage and air to the soil. Humus is crumbly and has that sweet earthy smell. It allows the soil to breath. There is no better fertilizer really…it is all natural. Add humus to clay soils to bring life to the soil and help to break down the clay. Clays tend to not allow water to drain well. Sand, (silica), really has no nutriti
