OSS Bank

Original Strain Seeds

About Us

Located in Barcelona, Spain, Original Strain Seeds (OSS) is a cannabis seed bank, at the epicenter of one of the world’s largest marijuana seed manufacturing zones. Our marijuana seeds are produced by expert weed growers from strains whose rich genetic heritage spans decades. In production year-round, some of our mother plants are at least 20 years old. As a result, we can guarantee that our weed genetics are straight from the source.

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