B+ (Psilocybe cubensis) Strain

B+ is one of the most well-known and widely cultivated Psilocybe cubensis strains. The strain is popular among both beginners and experienced growers due to its reliable growth, large mushrooms and balanced psychedelic effects.

B+ mushrooms are known for their large caps, thick stems and adaptability to different growing conditions, which makes them one of the most forgiving strains for cultivation.

Because of these characteristics, many beginners start with a B+ Magic Mushroom Grow Kit, while more experienced cultivators may grow the strain using a B+ – Psilocybe Cubensis Spore Syringe.

B+ mushrooms are often described as producing a warm, euphoric and visually pleasant psychedelic experience with moderate intensity.

B+ Strain Profile

Property	Rating
Potency	⭐⭐⭐☆☆
Visual Effects	⭐⭐⭐⭐☆
Spiritual Experience	⭐⭐⭐☆☆
Beginner Friendly	⭐⭐⭐⭐⭐
Growing Difficulty	⭐⭐☆☆☆
Yield Potential	⭐⭐⭐⭐☆

Quick Strain Facts

Property	Details
Species	Psilocybe cubensis
Strain	B+
Potency	Medium
Difficulty	Easy
Origin	Unknown (modern cultivation)
Trip Duration	4 – 6 hours
Colonization Time	10 – 20 days
Harvest Time	2 – 3 weeks
Flushes	2 – 4

Appearance of B+ Mushrooms

B+ mushrooms are known for producing large fruiting bodies with wide caps and thick stems. They often grow larger than many other cubensis strains and can tolerate slightly different environmental conditions.

Cap

Color: light caramel to golden brown
Diameter: 3–10 cm
Shape: convex when young, flattening with maturity

Stem

Color: white to off-white
Thick and sturdy structure
Bruises blue when damaged

Spores

Spore color: dark purple to black
Commonly used for spore prints and microscopy

B+ Potency and Effects

B+ is generally considered a moderately potent Psilocybe cubensis strain with a balanced psychedelic experience.

The effects are often described as pleasant, euphoric and visually stimulating, making it a popular choice for both beginners and experienced users.

Common reported effects include:

enhanced colors
visual patterns
mild introspection
euphoria
relaxation
enhanced appreciation of music and nature

Compared to stronger strains like Penis Envy, B+ typically produces a smoother and more manageable experience.

B+ Trip Duration

The psychedelic effects typically begin 20–60 minutes after consumption.

Phase	Duration
Onset	20 – 60 minutes
Peak	2 – 3 hours
Come down	2 – 3 hours
Total experience	4 – 6 hours

B+ Dosage Guide

Dosage varies depending on experience level and individual sensitivity.

Dose	Effects
0.5 – 1 g	Light mood enhancement
1 – 2 g	Mild psychedelic effects
2 – 3 g	Full psychedelic experience
3 – 5 g	Strong visuals and introspection
5 g+	Very intense psychedelic journey

Values refer to dried mushrooms.

Growing B+

B+ is widely regarded as one of the easiest Psilocybe cubensis strains to cultivate, making it a popular choice for beginners.

Many first-time growers start with a B+ Magic Mushroom Grow Kit, which contains pre-colonized substrate and requires minimal preparation.

More experienced cultivators may grow B+ using a B+ – Psilocybe Cubensis Spore Syringe to inoculate grain or other substrates.

B+ is known for being adaptable and resilient, which means it can tolerate slightly different growing conditions compared to some other strains.

Ideal Growing Conditions

Factor	Ideal Range
Temperature	20 – 24°C
Humidity	85 – 95%
Fresh Air Exchange	Moderate
Lighting	Indirect daylight
Colonization	10 – 20 days

Yield Potential

B+ is known for producing large mushrooms and consistent yields.

Typical harvest results:

150 – 300 g fresh mushrooms per flush
15 – 30 g dried mushrooms per flush

Most grow kits can produce 2–4 flushes.

Origin of the B+ Strain

The exact origin of the B+ strain is somewhat uncertain. It is believed to have been developed through modern mushroom cultivation and distributed among growers during the 1990s.