You are viewing all Organic Growers Supply products related to “Fertilizer.”
Don’t guess—test! You’ll learn your soil pH, organic matter percentage, levels of common minerals and nutrients, plus we’ll offer customized recommendations to correct or improve your soil
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Natural phosphorus source. Adequate phosphorus results in more vigorous early root formation, better flower and seed production, better growth in cold temperatures, and better water use efficiency.
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by Helen Atthowe, 384 pages, 8x10, softcover. If you’ve been following the various threads in “ecological” or “holistic” growing that have...
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