Completely Arbortrary

Latest Episodes:

Mummy and Me (Coffintree) Oct 16, 2025

Show notes

We need a tall, straight, decay-resistant, fragrant wood… call THE COFFINTREE (Taiwania cryptomerioides). Why has this tree been used consistently for coffin wood?…. Nobody knows (including us!).

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

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Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Creature from the Black Tea Lagoon (Swamp Tupelo) Oct 09, 2025

Show notes

Out of the black tea lagoon comes a swamp monster! It’s the swamp tupelo (Nyssa biflora)—swollen butt and all—who has learned how to breathe… underwater.

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

Follow along on Instagram

Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Sectored Architecture (Rocky Mountain Bristlecone Pine) Oct 02, 2025

Show notes

What if your left foot was in charge of keeping your left hand alive? What if your right big toe was responsible for the right ear? With sectored architecture, the future is now! (Actually, it's about 2000 years ago). Join us for a discussion of the Rocky Mountain bristlecone pine (Pinus aristata) and remember to use coupon code BLOWOUT for 30% off everything at arbortrarypod.com/merch

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

Follow along on Instagram

Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Pavlova (The Fruit That Serves Itself) Sep 25, 2025

Show notes

The maracuya, the passionfruit, the fruit that serves itself (Passiflora lindeniana) produces one of the best fruits in the world (unbiased opinion), which lends its flavor to one of the best desserts in the world (unbiased opinion).

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

Follow along on Instagram

Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Zwetschgenkuchen (European Plum) Sep 18, 2025

Show notes

Did you save room for dessert? We're having zwetschgenkuchen, or German plum cake, made with the European plum (Prunus domestica).

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

Follow along on Instagram

Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Baesuk (Asian Pear) Sep 11, 2025

Show notes

Asian pear (Pyrus pyrifolia) is the centerpiece of a Korean dish called baesuk; a dessert even Frankenstein would love.

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

Follow along on Instagram

Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Baklava (Pistachio) Sep 04, 2025

Show notes

It's Plant Based Diet: Just Desserts, where we talk about 4 of the world's sweetest trees. First up, the pistachio! (Pistacia vera) Hear all about its origins in the Middle East and the dessert that made it famous: baklava.

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

Follow along on Instagram

Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Buzz Pollination (Bigberry Manzanita) Aug 28, 2025

Show notes

Buzz buzz! Let’s connect some pollen the new fashioned way with the Bigberry Manzanita (Arctostaphylos glauca).

Completely Arbortrary is produced and hosted by Casey Clapp and Alex Crowson

Support the pod and become a Treemium Member

Follow along on Instagram

Find Arbortrary merch on our store

Find additional reading on our website

Cover art by Jillian Barthold

Music by Aves and The Mini-Vandals

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

BONUS EPISODE: What is Bark? + Alex's Hawaiian Adventure Aug 21, 2025

Show notes

What's up Fungal Associates!? This week we have part 2 of our bonus episode fortnight and bring you "What is Bark?" Which asks the question.... well, what is bark? We'll see you next week with new episodes!

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

BONUS EPISODE: What is Soil? + Casey's Throat Catastrophe Aug 14, 2025

Show notes

What's up Fungal Associates! For the next two weeks we bring you some OLD SCHOOL bonus episodes (circa 2021). Why? Well, because Casey took a frisbee to the throat, and Alex took a vacation to Hawaii. Classic! Enjoy this break as I know we will <3

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

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