High-CBD Cannabis landraces. In ‘drug’ landraces, high CBD is typically a characteristic of strains domesticated for production of traditional Cannabis resin, commonly known as hashish or charas. For high-CBD chemotypes, the best landraces to search are those from regions such as northern Afghanistan, the Hindu Kush, Himalaya, and Middle East. Studies have found that in authentic ‘resin landrace’ populations approximately 25% of plants can exhibit a high ratio of CBD to THC. For further information have a look at the blog.

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