Mushroom Growing Kits – Fresh Homegrown Mushrooms in Just a Few Weeks

Our mushroom growing kits make it easy to grow fresh, flavourful mushrooms at home – no experience, no special equipment, no guesswork. From the first pin to the first harvest, everything you need is right inside the box. Discover why thousands of home growers trust Stoffn to bring the magic of mushroom cultivation into their kitchen, balcony, or garden.

What’s Included in Every Mushroom Growing Kit?

Each kit contains a fully colonised substrate block, ready to fruit. All you need to do is follow the included step-by-step instructions, keep the substrate moist, and watch your mushrooms grow. No mixing, no sterilising, no prior knowledge needed.

• Fully colonised, ready-to-fruit substrate block
• Step-by-step growing instructions
• 100% natural & organic materials – no chemicals or pesticides
• Multiple harvests from a single kit

Why Choose a Stoffn Mushroom Growing Kit?

Beginner-Friendly from Day One

Our kits are designed for complete beginners. The substrate is already colonised and ready to fruit when it arrives – simply open, mist, and harvest. Most growers see their first mushrooms within 7 to 14 days.

Multiple Harvests per Kit

One kit isn’t a one-time thing. With proper care, you can harvest several flushes of mushrooms from a single block – giving you fresh mushrooms for weeks on end.

100% Organic & Chemical-Free

We use only natural, organic substrates in our growing kits. No artificial additives, no pesticides – just clean, healthy mushrooms you can cook with straight from the block.

Grown & Produced in Austria

Our kits are produced at our farm in Schleedorf, Austria. Short supply chains mean fresher spawn, higher vitality, and better results for you at home.

Sustainable & Low-Waste

Home cultivation cuts out long transport routes and unnecessary packaging. After your harvest, the spent substrate can even be composted – a truly circular growing experience.

How to Grow Mushrooms with Our Kit – Step by Step

1. Choose your species – Oyster mushrooms, shiitake, lion’s mane or king oyster: pick your favourite.
2. Open & mist – Unbox your kit, follow the instructions, and mist with water once or twice a day.
3. Watch them grow – Pins appear within days. Your first full flush is ready to harvest in 1–2 weeks.
4. Harvest & repeat – Twist or cut your mushrooms at the base and prepare for the next flush.
5. Cook & enjoy – Fresh homegrown mushrooms taste better than anything from a supermarket.

Which Mushroom Species Can You Grow?

We offer growing kits for a variety of edible mushroom species – each with its own flavour profile, texture, and growing characteristics:

• Oyster mushrooms (Pleurotus ostreatus) – fast-growing, mild & versatile in the kitchen
• Lemon Oyster mushrooms (Pleurotus citrinopileatus) – fast-growing, fruity & versatile in the kitchen

Mushroom Growing Kits as a Gift

Looking for a unique, memorable gift? Our mushroom growing kits are a hit for birthdays, housewarmings, and anyone curious about nature and food. They’re fun, practical, and something that genuinely grows – a gift people actually remember.

Frequently Asked Questions

How long until I can harvest my first mushrooms?

Most kits produce their first flush within 7 to 14 days of setup, depending on species and growing conditions.

How many harvests can I get from one kit?

Typically 2 to 3 flushes per kit, sometimes more with good care.

Where should I keep my mushroom growing kit?

Most species grow best at room temperature (18–24°C) with good indirect light and regular misting. Full guidance is included with every kit.

Want to go further? Explore our grain spawn and plug spawn for larger-scale growing, or join one of our hands-on mushroom cultivation courses at our farm in Schleedorf.