Our Lifetime Guarantee

At Martian Mushrooms we pride ourselves in the quality of everything we sell. As the UK’s leading mushroom company, we go to great lengths to make sure we are giving everyone the best service possible

We’re so confident about everything we have at Martian Mushrooms, that we fully guarantee all our products for your entire lifetime!

Mushroom growing is not easy, and we know mistakes can happen. Our guarantee even applies to ALL of our grow bags, substrates and grains. So when things don’t go as planned, we’ve got you covered! We will replace anything for you free of charge.

To make a claim on our guarantee fill out the form here

🧫 Cultures or other growing products purchased elsewhere will invalidate this guarantee. Due to us not being able to verify the quality of items not purchased from us

🚫 Cultivation of illegal species will void this guarantee

⚖️ This guarantee does not affect or alter your statutory rights in any way