How to Grow Oyster Mushrooms Indoors

Oyster mushrooms are probably the easiest kind of mushrooms to grow.
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Though they are accustomed naturally to growing in wood, you also can raise oyster mushrooms in a variety of other growing media, including straw or sawdust.
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The easiest way to begin is with a kit. If you want to experiment on your own, then oysters give you a greater chance of success than other mushrooms. There are dozens of varieties of oyster mushrooms, from pin-sized to trumpet-sized, so check with your kit or spore supplier to see which kinds are available and recommended for your climate. Most grow in an ideal temperature range of about 55 to 65 degrees F.

Most oyster mushroom growing kits consist of either a small inoculated log or a holey plastic bag filled with sterilized, inoculated straw or sawdust. You can make your own kit using any of these materials, but I will recommend one other method that has worked well for many indoor mushroom growers.

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For this you will need two milk cartons or small waxed-cardboard boxes, enough sawdust to fill them, 2 cups of whole grain flour or coffee grounds, and some oyster mushroom spawn. The basic steps are as follows, but feel free to improvise. If sawdust is unavailable, you could also use straw for this. Read more