Mushroom Growing Supplies | UK Based | WilliamsCo
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  • Become a master mushroom cultivator.

  • Our mission is to empower and inspire you on your journey to becoming a master mushroom cultivator. Whether you're a budding enthusiast or a seasoned pro, we are here to provide unrivaled expertise and top-notch supplies, ensuring that your mushroom-growing experience is nothing short of extraordinary.

Become a master mushroom cultivator.

Our mission is to empower and inspire you on your journey to becoming a master mushroom cultivator. Whether you're a budding enthusiast or a seasoned pro, we are here to provide unrivaled expertise and top-notch supplies, ensuring that your mushroom-growing experience is nothing short of extraordinary. SHOP NOW

Why choose us?

30 Day Guarantee

All orders are covered by our 30 day money back guarantee, shop confidently knowing any issues will be resolved with a replacement or refund.

Experts On Hand

Get in touch with our friendly experts to answer any of your mushroom cultivation questions. We're here to help.

Wide Range

Browse our wide range of mushroom growing supplies. UK based. Growing kits, spawn, bulk substrate and more!

BEST SELLERS

  • 1KG Sterilised Rye Grain for Mushroom Spawn
    Regular price
    £12.99
    Sale price
    £12.99
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    £12.99
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  • All-In-One Mushroom Growing Kit
    Regular price
    £13.99
    Sale price
    £13.99
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    £14.99
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  • 1.75KG All-In-One Mushroom Growing Kit
    Large All-In-One Mushroom Growing Kit
    Regular price
    £24.99
    Sale price
    £24.99
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  • 2KG Sterilised Rye Grain for Mushroom Spawn
    2KG Sterilised Rye Grain
    Regular price
    £19.99
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    £19.99
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  • 3.5KG All-In-One Mushroom Growing Kit
    XXL All-In-One Mushroom Grow Kit
    Regular price
    £29.99
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    £29.99
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  • Mycelial Growth Promoter™ 60ml
    Mycelial Growth Promoter
    Regular price
    £9.99
    Sale price
    £9.99
    Regular price
    £14.99
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  • 5LB / 2.2KG Pasteurised Manure Mushroom Bulk Substrate
    5LB / 2.2KG Pasteurised Manure Mushroom Bulk Substrate
    Regular price
    £19.99
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    £19.99
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  • Substr8™ High Performance Substrate For Exotic Mushrooms & Therapeutic Species
    Regular price
    from £39.99
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    from £39.99
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  • 2.5KG Coco Coir CVG Fruiting Substrate For Exotic Mushrooms & Therapeutic Species
    Pasteurised Coco Coir Mushroom Bulk Substrate
    Regular price
    £24.99
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    £24.99
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  • Substr8™ Inject & Forget Growing Kit For Exotic Mushroom & Therapeutic Species | 1KG
    Regular price
    £24.99
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    £24.99
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    £29.99
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  • Pop-Up Still Air Box
    Regular price
    £39.99
    Sale price
    £39.99
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  • Laminar Flowhood - 6.25" x 8.25"
    Regular price
    £219.99
    Sale price
    £219.99
    Regular price
    £229.99
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Order as described, well packaged and quick. Would buy again.

S.E.

Well wrapped good quality just what I wanted and early thanks

M.D

I recommend everything!

eBay - bartek64