Archive for clay soil

Profile Professional Clay Soil Conditioner

Gardening Question from Sylvia: In your book So. CA Gardening-Month-by-Month, you mention using the above product to help with compacted clay soil, turning the soil into “a loose growing medium containing adequate water and oxygen”. I want to use it in my clay soil in North Park/San Diego but haven’t found a supplier. Would you […]

Never Add Clay to Sand or Sand to Clay

Adding sand to clay soil, in any amount, has been proven by the University of California Agricultural Extension and the U.S. Department of Agriculture to be about the worst thing anyone can do for their garden soil. Adding organic soil amendment, such as horse manure, to name just one possible amendment, is a worthy suggestion, […]