Our Premium B+ Mushroom Grow Kit is designed to make cultivation simple, reliable, and accessible for beginners. Each kit contains a carefully prepared blend of sterilised grain and substrate inside a premium filter patch grow bag, allowing colonisation and fruiting to take place in a single environment with minimal handling.
This grow kit has been specifically formulated to provide the ideal growing conditions for Premium B+ mushrooms, helping create an optimal environment for healthy mycelial growth and successful cultivation.
Simply pair your kit with one of our premium spore syringes and inject through the self-healing injection port. The mycelium will colonise the grain section of the bag before spreading throughout the substrate, creating the perfect environment for vigorous mushroom growth.
What’s Included
🍄 Sterilised Mushroom Grow Bag
🍄 Premium Filter Patch for Clean Air Exchange
🍄 Self-Healing Injection Port
🍄 Sterilised Grain Spawn
🍄 Coco Coir & Vermiculite Substrate Blend
🍄 Alcohol Preparation Swab
🍄 Detailed Step-by-Step Growing Guide
Complete Your Setup
To begin growing, you’ll also need a compatible spore syringe. We recommend pairing this grow kit with one of our premium Premium B+ spore syringes for the best experience. Click here to view our recommended option and complete your setup with everything you need in one place.
Why Choose a Grow Kit?
Our grow kits eliminate much of the complexity traditionally associated with mushroom cultivation. There’s no need to prepare grain, mix substrate, or sterilise equipment yourself. Everything arrives fresh, sterilised, and ready to use, helping maximise your chances of success while reducing the risk of contamination.
Storage
For best results, we recommend using your grow kit within two weeks of receiving it. Until you’re ready to use it, store the kit in a cool, dry place away from direct sunlight.
Whether you’re a first-time grower or an experienced enthusiast, MycoMind Grow Kits provide a convenient, reliable, and beginner-friendly way to explore the fascinating world of mushroom cultivation from home.
B+ Mushroom Guide
Overview
B+ is one of the most recognised and widely cultivated Psilocybe cubensis varieties in the world. Known for its vigorous growth, impressive yields, and forgiving nature, B+ has become a favourite among both beginner and experienced cultivators. It adapts well to a variety of growing conditions and consistently produces large, healthy mushrooms with multiple productive flushes.
Growing Difficulty
Difficulty: ★☆☆☆☆ (Very Easy)
B+ is considered one of the easiest Psilocybe cubensis varieties to cultivate. It colonises aggressively, tolerates minor environmental fluctuations, and rewards growers with reliable harvests, making it an excellent choice for those new to mushroom cultivation.
Colonisation Speed
Speed: ★★★★☆
Typical timeline:
- Grain colonisation: 2–4 weeks
- Full substrate colonisation: 1–2 weeks
- First harvest: 4–7 weeks from inoculation
Fruiting Characteristics
B+ typically produces:
- Large to very large fruiting bodies
- Thick white stems
- Broad golden to caramel-coloured caps
- Dense clusters and multiple flushes
- Consistently high yields under ideal conditions
Its vigorous genetics make it one of the most dependable performers in cultivation.
Growing Conditions
| Factor | Recommendation |
|---|---|
| Colonisation Temperature | 22–26°C |
| Fruiting Temperature | 20–24°C |
| Humidity | 90–95% |
| Fresh Air Exchange | Moderate |
| Lighting | Indirect daylight or 6500K LED |
| Contamination Resistance | Good |
Experience
B+ is often described as providing a balanced, uplifting, and well-rounded psychedelic experience. It is appreciated for offering a combination of visual effects, emotional warmth, and introspection without being overwhelmingly intense for most users.
Commonly reported effects include:
- Enhanced colours and visual patterns
- Elevated mood and laughter
- Increased creativity
- Deep introspection
- Appreciation of nature and music
- Feelings of connectedness
- Spiritual reflection
- Heightened sensory perception
Experiences vary depending on dosage, setting, mindset, and individual sensitivity.
Strength
Relative Potency: ★★★☆☆
B+ is generally considered a moderately potent Psilocybe cubensis variety. While potency can vary between individual mushrooms and growing conditions, it is widely regarded as providing a balanced experience suitable for a broad range of users.
Recommended Activities
Many people enjoy B+ in calm, comfortable environments while engaging in activities such as:
- Nature walks
- Listening to music
- Meditation
- Journaling
- Creative pursuits
- Stargazing
- Mindfulness
- Relaxing with close friends
- Reflective conversation
Why Grow B+?
✔ Extremely beginner-friendly
✔ Fast and reliable colonisation
✔ Large, attractive mushrooms
✔ Excellent yields over multiple flushes
✔ Strong contamination resistance
✔ Adaptable to a range of growing conditions
✔ One of the most proven and trusted varieties available
Storage
For best results:
- Use your grow kit within two weeks of receiving it.
- Store in a cool, dry place away from direct sunlight until ready to use.
Quick Facts
| Characteristic | Rating |
|---|---|
| Growing Difficulty | ⭐☆☆☆☆ |
| Colonisation Speed | ⭐⭐⭐⭐☆ |
| Yield | ⭐⭐⭐⭐⭐ |
| Strength | ⭐⭐⭐☆☆ |
| Visual Effects | ⭐⭐⭐☆☆ |
| Body Intensity | ⭐⭐⭐☆☆ |
| Beginner Friendly | ⭐⭐⭐⭐⭐ |
| Fruiting Reliability | ⭐⭐⭐⭐⭐ |
B+ has earned its reputation as one of the world's most reliable Psilocybe cubensis varieties. Combining vigorous growth, generous yields, and balanced characteristics, it remains one of the best choices for growers seeking consistent results and an enjoyable cultivation experience.

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