North Spore Organic Blue Oyster ‘Spray & Grow’ Mushroom Growing Kit - Case of 12 UnitSkill level Beginner Grow location Indoors Grow speed 2 weeks Certifications USDA certified organic Kit shelf life 6 months (refrigerated) Kit dimensions 10in H x 5in W x 5in D Kit weight 4 lbs Blue oyster mushrooms are velvety, savory, and mild and pair perfectly with just about any recipe! Blue oysters are a staple here at North Spore (going all the way back to when we began as an urban farm.) After perfecting our blue oyster kits over the years,