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Study: Subsurface Drip Irrigation Improves CBD Yield and Cuts Water Use in Outdoor Cannabis Cultivation

The Marijuana Herald - Marijuana news and information According to a study published in the Journal of Cannabis Research, subsurface drip irrigation (SDI) can significantly enhance sustainability and efficiency in outdoor medical cannabis cultivation. Researchers from Germany’s Institute of Crop Science and Department of Biostatistics tested SDI against traditional drip irrigation (DI) on three CBD-rich cannabis genotypes—Kanada, Terra Italia, a…
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The Marijuana Herald broke the news in on Friday, July 11, 2025.
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