The phrase "rich soil" refers to soil that is very good for growing plants because it contains a lot of important nutrients that plants need to grow and be healthy.
Sentences with «rich soil»
Instead, it will turn into healthy, nutrient rich soil right in your yard or compost space. (rismedia.com)
None of it sounds like strategy to me; none of it sounds particularly rich soil for strategy, either. (keithburgun.net)
This all natural product is grown only from the finest organic seeds, in deep organic mineral rich soil. (best-natural-health-supplements.com)