The SUPA GRO KIT 100% “McKennaii” is one of the most potent and reliable mushroom grow kits available today. Specifically designed for both beginners and experienced cultivators in Colorado, California, and across the USA, this kit produces fast-growing, high-yield McKennaii mushrooms with exceptional potency. Known for their intense visual effects, deep introspection, and euphoric experiences, McKennaii mushrooms are ideal for psychonauts looking for a stronger alternative to standard cubensis strains.SUPA GRO KIT McKennaii USA

Each kit comes with 100% colonized substrate, meaning you only need to add water and place it in the grow bag to start your first flush. No spores or extra materials are required. With proper care, you can expect multiple flushes and a long-lasting harvest.

Potency & Effects

• Potency level: High (stronger than B+, Ecuadorian, or Golden Teacher)

• Experience: Powerful visuals, heightened creativity, spiritual depth, strong euphoria

• Best for: Experienced users seeking intense journeys

Usage Tips

• Maintain a temperature of 22–24°C (71–75°F) for optimal growth.

• Ensure the kit receives indirect light (avoid direct sunlight).

• Mist and ventilate daily to maintain proper humidity and airflow.

• Harvest mushrooms just before the veil under the cap breaks.

• SUPA GRO KIT McKennaii USAStore dried mushrooms in an airtight container in a cool, dark place.