Mushroom cultivation set Agaricus bisporus chestnut - BioGrow your own mushrooms, quickly and easily! Grow your own organic chestnut mushrooms with this cultivation set. They have a subtle flavour and are delicious in pasta dishes, for instance. From nothing to weeks of enjoyment; growing is easy! Everything you need to grow mushrooms is in the set. Prick holes in the pouch of covering soil and let the pouch soak in one litre of water for around half an hour. Then place it in the propagator and close the