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Backyard Bazaars

Gourmet Oyster Mushroom Countertop Cultivation

Grow clusters of premium Oyster mushrooms in small vertical space bags to sell fresh to local vegan cafes.

Startup Cost: £60 Location: Home/Local Difficulty: Medium Potential repeatable business A few hours a week

Earning and time figures are our broad estimates, not guarantees — actual results depend on your area, your effort and demand.

Why it's left-field

You run a high-margin culinary farm out of vertical hanging bags inside a dark utility closet or spare room.

How it works

  1. 1Source sterilized sawdust bags mixed with mushroom spawn.
  2. 2Keep them in a humid, dark space with light airflow.
  3. 3Within days, gourmet grey or pink Oyster mushrooms burst out of the bags, ready for fresh harvest.

Official platforms

  • Pitch directly to independent local vegetarian/vegan cafes and bistro chefs.
  • Fiverr

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Get the Selling Food You've Grown or Made kit (£5)

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Why it's left-field

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Why it's left-field

The materials cost nothing and the finished piece looks deliberately rustic, which is precisely what garden buyers pay extra for.

Backyard Bazaars

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Why it's left-field

Grief doesn't check price lists, and a painted stone made to order feels irreplaceable in a way mass-produced plaques never do.