
Grow your own King Oyster Mushrooms with our indoor, ready to grow, large 'no-frills' kit. Our kits give you all you need to grow and harvest your own crop of edible fungi within around 21 days of opening. Perfect as gifts for cooks and curious fungi enthusuasts!This kit will need to be chilled in a fridge when you receive it, if you are not intending to grow straight away. Your kit will be fine out of the fridge for a day or two if gifting or while in transit. Our King Oyster Mushroom Kit is a great introduction to growing this incredible mushroom and are easy to grow. They have a classic mushroom flavour and are brilliantly versatile in all areas of cooking. Keep your kit in a light and airy spot where you’ll remember to mist it a couple of times per day and watch it grow. These mushrooms don’t need to be grown in the dark – kept indoors, in a kitchen is the perfect room –giving them the right light and temperature to thrive. Expect to harvest at least 200-250g.These are culinary mushrooms and have no known hallucinogenic properties. For best results, your kit will need to be opened within 3 days of receipt. Alternatively, they can be stored in the fridge but must be used within one month. A full set of instructions can be found inside your kit bag. The outer bag and substate block can be composted or disposed of along with your normal food waste.
2.5kg of pre-inoculated specialist substrate
49p delivery on all orders over £30 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Express Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Northern Ireland Express Delivery
£5.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times
Something not quite right? You have 28 days from the day you receive it, to send something back.
Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.
Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.
Click here to view our full Returns Policy.

Grow your own King Oyster Mushrooms with our indoor, ready to grow, large 'no-frills' kit. Our kits give you all you need to grow and harvest your own crop of edible fungi within around 21 days of opening. Perfect as gifts for cooks and curious fungi enthusuasts!This kit will need to be chilled in a fridge when you receive it, if you are not intending to grow straight away. Your kit will be fine out of the fridge for a day or two if gifting or while in transit. Our King Oyster Mushroom Kit is a great introduction to growing this incredible mushroom and are easy to grow. They have a classic mushroom flavour and are brilliantly versatile in all areas of cooking. Keep your kit in a light and airy spot where you’ll remember to mist it a couple of times per day and watch it grow. These mushrooms don’t need to be grown in the dark – kept indoors, in a kitchen is the perfect room –giving them the right light and temperature to thrive. Expect to harvest at least 200-250g.These are culinary mushrooms and have no known hallucinogenic properties. For best results, your kit will need to be opened within 3 days of receipt. Alternatively, they can be stored in the fridge but must be used within one month. A full set of instructions can be found inside your kit bag. The outer bag and substate block can be composted or disposed of along with your normal food waste.
2.5kg of pre-inoculated specialist substrate
49p delivery on all orders over £30 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Express Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Northern Ireland Express Delivery
£5.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times
Something not quite right? You have 28 days from the day you receive it, to send something back.
Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.
Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.
Click here to view our full Returns Policy.
Extend your warranty and protect your purchase against accidental damage and defects.
Protects your new Grow Your Own Mushroom Kit King Oyster Mushrooms Large No Frills Ready To Grow against breakdowns and faults once the manufacturer's warranty period is over.
Covers issues not included in your manufacturer's warranty, such as accidental damage or theft.
Get a replacement or a cash refund up to the full amount you originally paid for it.
FAQs
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XCover's simple, fast and stress-free repair and replacement process delivers peace of mind if your item is stolen or has damages or defects that aren't covered by the manufacturer's warranty. XCover’s easy, digital process is simple with quick payouts on approved claims.
Before submitting a claim, you need to gather all the details and documents to support your claim. This helpful article has a guide to what documents you may need based on your claim reason.
When you're ready to submit your claim, log in to your XCover Account, select the XCover Protection you would like to claim for and then select ‘Make a Claim’.
The XCover claims process is quick and hassle-free, with payment or reimbursement for approved claims processed instantly. The dedicated team at XCover aims to complete 95% of claims within 3 days of claim submission, so keep a close eye on your emails to ensure there’s no delay.
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