Cultivation starts here

The grow room / Grow Kits
Black Pearl King Oyster Mushroom Grow Kit in a black box with a clear window showing Black Pearl King Oyster mushrooms growing out of the box window with mycelium visible through the box window.

Black Pearl King Oyster Mushroom Grow Kit

£21.95
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Black Pearl King Oyster Mushroom Grow Kit in a black box with a clear window showing Black Pearl King Oyster mushrooms growing out of the box window with mycelium visible through the box window.

Black Pearl King Oyster Mushroom Grow Kit

£21.95

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THE FIELD GUIDE / Grow Kits

Get to know your grow.

Grow a Mushroom That Can Take Centre Stage

For cooks who pay as much attention to texture as flavour, the MGS Black Pearl King Oyster Mushroom Grow Kit offers an especially interesting harvest. These substantial mushrooms develop pale, fleshy stems beneath darker caps, giving you plenty to work with in the kitchen.

Their firm bite invites a different approach to mushroom cooking. Instead of chopping everything into small pieces, you can experiment with larger portions that show off the structure of the mushroom.

Plan Something Good for Harvest Day

Try cutting the stems into thick rounds for pan-searing, slicing the mushrooms lengthways for roasting or adding generous pieces to a rich sauce. Browning the surface creates an appealing contrast with the texture inside.

This makes Black Pearl King Oyster a good choice for anyone who enjoys building vegetable-led dishes around a substantial central ingredient. Growing your own adds another layer to that experience: following the mushrooms as they develop before deciding how to prepare them.

The Preparation Is Already Done

Inside the cut-and-grow box is a substrate block colonised with Black Pearl King Oyster mycelium. You can begin without preparing grain, handling a culture syringe or making your own substrate mixture.

Follow the instructions to expose the growing area and prepare the bag. Then provide the recommended environment, paying attention to moisture, temperature and fresh air as the cluster develops.

The box format keeps the growing area accessible for observation and care.

Who Is This Kit For?

  • Home cooks interested in substantial gourmet mushrooms.

  • Growers looking to add another variety to their collection.

  • Beginners who prefer to start with an established block.

  • Gift buyers seeking an activity with a culinary reward.

Are the stems part of the harvest?
The substantial stems are a key culinary feature of this variety.

Is this a bag of mushroom spawn?
No. It is a colonised grow-kit block intended for the fruiting stage.

Will every grow have the same shape?
Cap size, stem proportions and overall development can vary with conditions.

Bring home a growing project with plenty of kitchen potential: the Black Pearl King Oyster Mushroom Grow Kit.

Instructions

  • Open the front panel: Remove the perforated section to access the growing bag.
  • Prepare the opening: Cut a small X in the plastic covering the exposed block.
  • Choose a cool position: Keep the kit at 13–17°C, with indirect daylight or ambient light and regular fresh air.
  • Mist the growing area: Spray 2–3 times per day with the included mist bottle, maintaining humidity above 80% around the mushrooms.
  • Harvest: Expect full-sized mushrooms in approximately 14 days. Gently twist the cluster at the base to release it from the block.

A NOTE FOR THE CURIOUS Grow Kits

Grow withintention.

Check what your kit includes, choose a suitable gourmet species, and follow the method for that setup. Good conditions and careful observation make all the difference.

Explore your next step

Keep exploring.