markyscott
Imperial Masterpiece
markyscott submitted a new resource:
Dormant Season Spraying Part 2: Lime Sulfur and Bordeaux Mix - Dormant season application of chemicals to prevent growing season issues with pests and diseases.
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Dormant Season Spraying Part 2: Lime Sulfur and Bordeaux Mix - Dormant season application of chemicals to prevent growing season issues with pests and diseases.
Lime Sulfur vs. Bordeaux Mix
Lime sulfur is a mixture of calcium polysulphides formed by reacting calcium hydroxide with sulfur. It’s prepared by boiling the two reactants together with a surfactant (usually soap) and is used in aqueous solution. First used in the 1840s in France to control powdery mildew in grape orchards, it’s likely the earliest synthetic chemical used as a pesticide. Not only is it a powerful fungicide...
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