Organic Matters
Balance green with brown to maximize the benefits of soil amendments
by Carrie Chalmers
 
Adding organic matter to clay soils increases aeration and drainage; in sandy soils, it holds moisture and nutrients. Of course, other factors such as pH, soil texture, and cultivation timing greatly...
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Improving Clay Soil
National Gardening editors

If your garden has heavy clay soil, you know what a challenge it can pose to plants, not to mention gardeners. Heavy clay drains slowly, meaning it stays saturated longer after rain or irrigation. Then, when the sun finally comes out and the soil dries, it forms a hard, cracked surface....
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