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The Grimerica Show

#756 - Robert Dale Rogers - Moss Medicine: A Comprehensive Illustrated Guide to Bryophytes

The Grimerica Show

Darren Grimes

Philosophy, Society & Culture, Documentary

4.61.1K Ratings

🗓️ 8 April 2026

⏱️ 99 minutes

🧾️ Download transcript

Summary

Interview starts at 29:46
 
Discover the fascinating world of mosses, lichens, and medicinal plants in this insightful conversation with Robert Rogers, a seasoned herbalist and author of over 60 books. Learn about the traditional uses of mosses, the importance of preserving Indigenous knowledge, and the potential medicinal benefits of fungi and mosses in modern pharmacology.
In this episode:
  • Robert Rogers shares his journey from botanist to herbalist, exploring Indigenous wisdom.
  • The differences between moss species and their traditional medicinal uses.
  • How shape-shifting beliefs, like the doctrine of signatures, influenced herbal medicine.
  • The overlooked medicinal potential of bryophytes and lichens.
  • The growing market and scientific validation of medicinal mushrooms.
  • Ethical wildcrafting tips for sustainable harvesting.
  • The potential health benefits of store-bought and wild mushrooms.
  • Insights into psychedelic mushrooms and their evolving legal landscape.
  • The unique connection of mycelium networks and whether mosses exhibit similar interconnected structures.
  • Practical advice for identifying, harvesting, and integrating wild plants into everyday life.
  • The significance of maintaining a deep bond with nature for physical and spiritual health.
Timestamps:
00:00 - Introduction and Robert Rogers' work on moss medicine
02:01 - Indigenous wisdom preservation and the importance of documenting plant knowledge
03:34 - Challenges of identifying moss species and their traditional uses
05:21 - The significance of shape and doctrine of signatures in herbal remedies
07:27 - The details behind the moss encyclopedia and its visual guide
09:00 - Modern pharmacology validates traditional moss and lichen uses
11:16 - The role of moss houses by Indigenous communities
14:42 - Wild harvesting practices and sustainability of mosses and lichens
16:01 - The booming industry of medicinal mushrooms and their benefits
17:34 - The potential of psychedelics in mycology and future trends
22:38 - The nutritional and therapeutic qualities of store-bought mushrooms
26:54 - The promising research on mushrooms in cancer treatment and immune support
32:33 - The environmental role of mosses and ethical wildcrafting tips
35:00 - Edible and medicinal plants in Alberta's prairies and wildcrafting opportunities
39:18 - Potential of moss compounds for health and genetic diseases
42:06 - The interconnectedness of mushrooms and their networks, versus mosses
45:34 - The importance of responsible harvesting to protect ecosystems
46:57 - Moss's role in CO2 sequestration and urban environments
49:16 - The field manual approach of Robert Rogers' book for wild identification
50:26 - The need to reconnect with nature and the risks of overharvesting
52:00 - How to safely identify, harvest, and use wild mushrooms
56:51 - Closing thoughts and the importance of preserving traditional plant knowledge
 
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Transcript

Click on a timestamp to play from that location

0:00.0

If more of you supported the show, it would be less sick a podcast.

0:03.7

I'm going to go back. Goodbye. Butter need breaths of deep gratitude and prayers for guidance and protection.

0:22.6

And put on a didgeridoo and shamanic drumming track, shivers or vibrations and stuff like that. Grimerica.

0:38.3

Okay, guys, welcome back to the Grimeric show.

0:59.3

Coming at you this week with a little moss medicine with Robert.

1:04.4

Robert Dale Rogers coming on the show.

1:06.2

We do get into quite a bit of mushroom medicine as well.

1:08.7

So it's quite a bit of mushroom talk and moss talk.

1:12.4

And if you want to skip ahead to the talk, there's always a timestamp in the show

1:17.6

notes to do that.

1:18.4

If you want to skip our lazy ramblings, you can do so.

1:23.6

I've got everybody's favorite podcaster and his cat here.

1:27.9

The cat is very stoic today.

1:29.2

He's staring at the mushrooms on the screen on his website.

1:34.0

Really?

1:34.7

But he's been pawing at the screen.

1:36.6

It drives me nuts, man.

1:37.7

A couple of my cats like to paw at the screen.

1:41.1

Yeah, only one of my cats is allowed in the studio.

1:43.9

Yeah. Well, I'm trying to keep them out during shows now because they're just getting, they're getting too rambunctious. And I don't think it's fair to the guess sometimes if my cat's, like, staring at this camera. Especially not if it's the butthole. Yeah. Yeah, nobody wants to do that.

2:01.7

We were just talking about that.

2:02.7

My cats won't let me sleep in. It's just unbelievable. Like as soon as the, it's like as soon as the sun comes up, Zeus is like, okay, dad, time to get up. And then you know what? I get up and he's sleeping on my bureau. He just moves from there, like whatever to the bureau and he sleeps on there.

...

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