B+ – Magic Mushroom Grow Kit

B+ Magic Mushroom Grow Kit – Popular and Reliable Psilocybe Cubensis Strain

The B+ Magic Mushroom Grow Kit is one of the most well-known and widely cultivated Psilocybe cubensis strains in the world. This strain has gained a strong reputation among growers thanks to its large mushrooms, reliable growth, and adaptable cultivation characteristics.

Want to dive deeper into the genetics and history behind this strain? Read the full B+ strain guide. Looking for a different strain? Explore the full range of Magic Mushroom Grow Kits.

B+ mushrooms are easily recognised by their thick stems and broad caps, often producing large and impressive fruiting bodies during the harvest stage. The strain is known for its strong mycelium growth and stable fruiting performance, making it suitable for a wide range of growing conditions.

Under optimal conditions, the first mushroom pins typically appear within 10 to 14 days, followed by rapid mushroom development. Because of its dependable genetics, the B+ Grow Kit is often recommended for both beginners and experienced mushroom growers.

Each grow kit arrives fully colonised and ready to grow, meaning the substrate already contains active mycelium and cultivation can begin immediately.

Why Choose the B+ Grow Kit?

✔ One of the most popular Psilocybe cubensis strains worldwide
✔ Known for producing large mushrooms with thick stems
✔ Strong mycelium growth and reliable harvests
✔ Adaptable to various growing environments
✔ Multiple flushes possible from a single kit
✔ Fully colonised substrate – ready to grow immediately

The B+ strain is appreciated for its stable growth and impressive mushroom size, making it a favourite among home growers.

Available Grow Kit Sizes

The B+ Magic Mushroom Grow Kit is available in several sizes so you can choose the kit that best fits your cultivation setup.

Available sizes:

• 750 cc (M)
• 1200 cc (L, shown in product photo)
• 2100 cc (XL)

Larger grow kits typically produce larger harvests per flush, while smaller kits are ideal for beginners or growers with limited space.

Ideal Growing Conditions

B+ mushrooms grow best in warm and humid environments with indirect light.

Recommended growing conditions:

Temperature: steady, below 27 °C
Optimal temperature: 23–25 °C
Lighting: Indirect daylight or ambient room light
Humidity: High humidity with regular fresh air exchange

Condensation inside the grow bag helps maintain proper humidity levels. Avoid spraying water directly onto the substrate.

Small mushroom pins usually begin to appear within 10–14 days, depending on the growing conditions.

Effects of B+ Magic Mushrooms

The B+ Psilocybe cubensis strain is known for providing a balanced psychedelic experience that combines visual stimulation with a clear mental state.

Commonly reported effects include:

• Enhanced colours and visual perception
• Mild to moderate visual patterns
• Elevated mood and positive energy
• Increased creativity and introspection

Many users describe the B+ strain as offering a well-rounded psychedelic journey, suitable for a wide range of experiences.

Complete All-in-One Mushroom Grow Kit

Each B+ Magic Mushroom Grow Kit includes everything needed to begin cultivation immediately.

Your kit contains:

✔ Fully colonised substrate with active mycelium
✔ Moisture-retaining substrate components
✔ Grow bag with integrated air filters
✔ Yellow seal sticker for sealing the grow bag
✔ Detailed cultivation instructions

The grow kit is supplied as a complete tray-style grow kit with the listed components.

How to Grow – Quick Start Guide

Growing mushrooms with the B+ Grow Kit is simple and requires only a few steps.

1. Wash your hands and clean the outside of the grow kit.

2. Remove the lid and fill the container with cold drinking water, close the lid and place the kit in the refrigerator.

3. Let the substrate soak for 9–12 hours (up to 24 hours is fine).

4. Drain the excess water carefully.

5. Pour 150 ml of drinking water into the bottom of the grow bag, place the kit inside, fold the top over twice and close it with the yellow seal sticker.

6. Keep the grow bag in a warm place with indirect light.

Within 10–14 days, small mushroom pins will begin to appear. Harvest the mushrooms when the veil underneath the cap begins to tear.

After harvesting, the grow kit can be re-soaked to produce additional flushes.

With proper care, one grow kit can produce up to four flushes.

Storage & Shelf Life

Store the unopened grow kit in the refrigerator at 3–5 °C.

Shelf life: up to 3 months unopened in the fridge; best started within 2 weeks

For the best results, it is recommended to start cultivation soon after receiving the grow kit.

Legal & Responsible Use

Magic mushrooms are regulated in many countries. In some regions, grow kits and truffles remain legal products, while in others they may be restricted.

Always check local laws and regulations before purchasing or cultivating.

Psilocybin mushrooms are considered non-addictive, but they can produce strong psychological effects. Responsible use in a safe environment is recommended.

Order Your B+ Magic Mushroom Grow Kit Today

The B+ Magic Mushroom Grow Kit offers a reliable and rewarding cultivation experience with strong growth, large mushrooms, and multiple harvests.

Thanks to its stable genetics and impressive results, B+ remains one of the most popular Psilocybe cubensis grow kits available for home cultivation.

Order your B+ Magic Mushroom Grow Kit today and start growing your own mushrooms at home.

Helpful guides & tools

A few tools to help you get the most out of this product.

• Strain Library
• Grow Guide
• Dosage Calculator
• Product Advisor
• Troubleshooting Center

Watch the Magic Mushroom Grow Kit Guide

Watch the complete Mondo video guide for a clear overview of activating, growing, harvesting, and preparing your grow kit for the next flush.

Product specifications

• Storage before activation: Closed in fridge
• Activation time range: As soon as possible (or within 2 weeks)
• Included items: Grow bag, Sealing sticker
• Grow Difficulty: Easy
• Strength: Medium

Practical notes

Use the instructions for this exact kit and avoid combining them with steps from a different grow format.