Aloha Medicinals Culture Bank has the world’s largest selection of mushroom cultures for the professional or home cultivator, and for research and medicinal purposes. All cultures are described with the mushroom cultivator in mind. We encourage your feedback on all cultures, so we can continue to update the descriptions with the most current information on yields, time to fruiting, fruitbody quality, shelf life and all other parameter you would like to inform us about. To make any comments or supply feedback regarding the cultures you purchase, please send an email to firstname.lastname@example.org. All our cultures are supplied in duplicate, and are guaranteed for life. To see the details of our Culture Guarantee, click here. Please feel free to call toll free at 877-835-6091.