King Oyster is widely believed to be one of the finest tasting mushrooms. Very nutritious. With this handy kit you'll soon be picking delicious fresh King Oyster mushrooms, at a fraction of the cost of buying them at the supermarket. Kits comprise base tray, lid and pre-spawned substrate. They come with easy-to-follow instructions and are incredibly easy to use. Simply keep them moist and out of direct sunlight and your first crop should be ready to pick in a matter of weeks, plus you can expect at least another 2 pickings after that. Dimensions: 17.5cm (7") x 27.5cm (11") x 8cm (3½") depth. We have six delicious varieties to choose from - White Button, Chestnut, King Oyster, Oyster, Yellow Oyster and Shiitake.