Tarantula. 250 gram. A highly concentrated soil inoculant, Advanced Nutrients Tarantula contains 19 types of organic beneficial bacteria that colonize plant roots giving you growth and harvest benefits you've never imagined. This mixture of diverse and extremely rich microorganisms forms a symbiotic relationship between the plant's root zone in the rhizosphere. Produces extremely healthy plants and sup... — Ships from Portland, Oregon USA....more info.