It is often stated that farmers don’t grow plants, they grow soil. The point being that healthy soil allows one to grow under prime conditions. One of the reasons why soil can stay healthy and the roots can be well developed in a Farm Tub is that by watering from beneath, you do not get the soil compaction that you do when watering from the top. This allows a healthy and intricate root system to develop and lets your soil to stay light and fluffy. A Denver Post article, Punch list: Gardening season’s coming, so scope out your soil first by Betty Cahill is a great primer on soil. Cahill notes that you should aim for your soils to be 50% solids and 50% “pore space – 25 percent of it water, 25 percent of it air.” Check it out at http://www.denverpost.com/rss/ci_25038274.
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