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The mushroom tunnel of Mittagong

posted by Jason Kottke   Sep 10, 2009

Li-Sun Exotic Mushroom Farm grows their mushrooms in a disused railway tunnel just outside of Sydney, Australia; the varieties grown there have been bred specifically for growing in the tunnel…”they are species designed for architecture”.

He keeps his mushroom cultures in test-tubes filled with boiled potato and agar, and initially incubates the spawn on rye or wheat grains in clear plastic bags sealed with sponge anti-mould filters before transferring it to jars, black bin bags, or plastic-wrapped logs; (middle) Shimeji and (bottom) pink oyster mushrooms cropping on racks inside the tunnel. Dr. Arrold came up with the simple but clever idea of growing mushrooms in black bin bags with holes cut in them. Previously, mushrooms were typically grown inside clear plastic bags. The equal exposure to light meant that the mushrooms fruited all over, which made it harder to harvest without missing some

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