Tradd Cotter is a microbiologist, professional mycologist, and former ecological landscape designer, who has been cultivating mushrooms both commercially and experimentally for more than thirty years.
Tradd is the author of the best-selling book Organic Mushroom Farming and Mycoremediation (2014) and has won numerous awards for his work including the prestigious Clemson University Entrepreneur of the Year Award (2013), the EPA GRO-U Fellowship Award (2011), including the Gary Lincoff Award in 2021.
Mr. Cotter’s ongoing research projects include bacterial interactions with fungi, mycopesticides, novel antibiotic discovery, and isolating native mycorrhizal species for bioregional specific inoculants for plants.
In 2022, Tradd sold Mushroom Mountain to pursue his interests in psychedelic assisted therapy and focus on research in the medical field with Irene Dubin. Tradd and Irene are co-owners of Blue Portal, a mycologically-focused company specializing in psychedelic therapy and cultivation, medicinal innovations, and industrial applications for fungi.
Tradd also created HALO EXTRACTS with Co Founder and Psychotherapist Irene Dubin, which formulates adaptogenic mushroom and herbal extract products for wellness.
Psychotherapist, Addiction Specialist, trained in psychodrama, art therapy, somatic, psycho-dynamic modalities with more than 10 years in a field providing integration for psychedelic medicine in the individual and a group settings
Details of this retreat
Mushroom Retreat in DENVER, COLORADO area with author and researcher Tradd Cotter and renowned psychotherapist Irene Dubin. Spend 5 days and 4 nights with us in a mountain setting, included is lodging, meals on ceremony nights , and regional transportation. Participants will be taken to an area grocery store to pickup cooking supplies and snacks for their own meals which can be prepared in a main kitchen. Fruit and snacks provided in main kitchen for group at all times.
Get ready for a transformational experience that will leave you feeling refreshed and rejuvenated by experts in the psychedelic mushroom therapy world...
Welcome to the BLUE PORTAL!
Schedule
Day 1 - Meet at Denver Aiport, Evening Dinner, Group Meeting and Intentions.
Day 2 - Sunrise meditation and Breathwork. Light Breakfast. FIRST Mushroom Ceremony in Morning. Afternoon reflection and Rest. Optional Spa Visits. Dinner and Quiet Time.
Day 3 - Yoga. Breakfast. INTEGRATION . Group Psychotherapy, Art Therapy, Music and Nature Activities. Preparation for Second Session.
Day 4 - Sunrise Meditation. Light Breakfast. SECOND Mushroom Ceremony in Morning. Sound Bath. Afternoon reflection and Rest. Evening group integration activities. Dinner and Quiet Time.
Day 5 - Early departure back to Denver airport for Returning Flights or stay longer!
We hold space west of Denver, Colorado near Boulder. DEN is the aiport for arrival and you will be picked up and dropped off. All travel logistics are coordinated with your liaison at registration.
Accommodation
There are 5 rooms available in our space, a gorgeous main kitchen, spacious living space for our guests. Every participant will experience their ceremony in the comfort of their own room with facilitators holding space at all times.
4 nights/5 days - 2 Sessions
Venue & Amenities
A/C in Rooms
Free Wifi
Spa
Sauna
Pool
Towels
Free Parking
Kitchen
Tour Assistance
Hot Tub
Coffee/Tea
Cafe
Restaurant
Fitness Center
Yoga Studio
Housekeeping
Bicycles For Rent
Our retreat is located in a beautiful home with scenic views and enough rooms to accommodate small group therapy sessions.
Meals
Menu Types
Vegan
Vegetarian
Pescetarian
Ayurvedic
Includes Meat
Organic
Gluten Free
Dairy Free
Nut Free
Meals are a highlight of the retreat. Prepared by your facilitators who know how to cook high end dishes usually incorporating mushrooms and 5 star combinations. You will not be disappointed!
What's Included
4 night / 5 day retreat in beautiful mountain setting near Boulder, Colorado
Regional transportation pickup and dropoff at Denver International Airport (DEN)
2 Psilocybin Ceremonies
2 Group Integration Sessions - Psychotherapy with Irene
Daily Morning Yoga and Meditation
Meals on Ceremony Days
Burning Ceremony
What's Not Included
Denver International Airport (DEN)
Customer Reviews
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Available Dates
August 28 - 31, 2026
Payments made through Retreat Guru do not include the cost of: plant medicine, psychedelics or similar products.