soils Archives - Doug Greens Garden

What You Add To Soil To Grow Acid Loving Plants

February 16, 2019 By Doug

If you are trying to acidify your soil for growing acid-loving plants such as blueberries and rhododendrons, it has been traditional to recommend adding either sulfur or acid–based organic material …

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Herbicide Residues in Purchased Compost or Manure

January 26, 2019 By Doug

If you’re purchasing your compost or manures (or even topsoil) be aware that herbicide residues do exist and can create conditions that restrict the growth of plants. For example, aminopyralid is …

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Why You Can’t Grow Calibrachoa and Other Plants in Containers

January 13, 2019 By Doug

Many gardeners have trouble growing plants such as Calibrachoa and don't know why they can't grow them in containers. Here's the deal to understand. This plant is often described as a "high feed" …

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Why Soluble Fertilizers Wreck Your Soil

December 12, 2018 By Doug

Synthetic Nitrogen Fertilizers Deplete Soil Nitrogen‚ Organic nitrogen and carbon exist naturally in soils but in the 1920’s and 30’s, research showed that soluble nitrogen fertilizers actually …

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