Learning how to improve clay soil for gardening will increase the health of your flowers and the yields of your crops.

Soils are composed of a mixture of sand, silt, clay and organic matter. Both the clay and organic matter particles have a net negative charge. Thus, these negatively-charged soil particles will ...

Fortunately, when it comes to mixing sand and clay, a handy bit of soil chemistry comes into play too, namely Cationic Exchange Capacity. “Clay particles have a negative charge due to their ...

For clay soil, organic additions improve ... function primarily as wedges that separate soil particles, increasing soil porosity and aeration. Sand does not hold water and nutrients very well ...

The grit particles then create air holes in the soil so that water can be absorbed more easily. Horticultural sand is also useful if you're hoping to plant bulbs in clay soil. 'Add horticultural ...