Wild Psilocybe cubensis fruiting bodies in grass. One cap is flipped to show dark gills. This is not the B+ strain.
Photo: Alan Rockefeller, CC BY-SA 3.0, via Wikimedia CommonsWild P. cubensis, not the B+ strain.

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B+

Psilocybe cubensis, B+

B+ fruits at 21 °C and 89% humidity with moderate fresh air and 12 h light. About 32 days from start to fruit.

Forgiving cubensis strain with a slightly wider temperature window.

Grow parameters

  1. Colonization 16 days, 24 °C, 92% humidity
  2. Pinning 6 days, 21 °C, 95% humidity
  3. Fruiting 10 days, 21 °C, 89% humidity

Light recipe

Dark while it colonizes, then 12 h a day of cool white with some blue.

Light details

P. cubensis needs light to start pins, and blue light works for that. Colonization is dark. Pinning and fruiting get 12 hours a day at 20% white (92 lux on this chamber) with 80% blue.

WS2812 blue is roughly 465 to 475 nm. The RGB mix is an approximation, not a measured spectrum.

Photoperiod and mix for this chamber
PhaseHours onWhiteRGB mix
colonization0 h onwhite 0%RGB 0 / 0 / 0
fruiting12 h onwhite 20%RGB 0 / 0 / 80
pinning12 h onwhite 20%RGB 0 / 0 / 80

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