Artificial Instemination (Florida Torreya)

SEEDPOD: Whittlin' with Justin Davies

Christmas in Australia (Moodjar)

Myrrh & (Frankincense)

That Hummock Life (Gumbo-Limbo)

Worm! Worm! Worm! (Yellow Birch)

Yerba-maté (Gourd Herb)

Life Goes On (Curlleaf Mountain-Mahogany)

A Place for Everything (Keteleeria)

Larchy Bark and the Trunky Bunch (Golden-Larch)

NOT A MANGO, DO NOT EAT (Sea-Mango)

Stung By Thirty Wasps (Giant Stinging Tree)

Parenchyma Schmarenchyma (Boojum Tree)

The 𝘹 Files (Munz Oak)

Sitting Under a (Western Sycamore)

Dam! (China-Fir)

SEEDPOD: Alie Ward from OLOGIES

Yellow Die (American Smoketree)

Weirder Sex (Striped Maple)

A Tale of Two Houses (English Holly)

Let Your Neighbors See You Naked! (Leyland Cypress)

Smokey Bad (Western White Pine)

Xiāngfěi (Chinese-Nutmeg)

Sweet Pea (Tamarind)

Banana Sundae (Ice-Cream Bean)

Chewing Gum (Sapodilla)

Ants and Fungiculture (Almécega)

What is Photosynthesis?

Weird Sex (Black Tree Fern)

The City That Trees Built (European Alder)

The Book of Casey

Superiority Complex (White Fir)

Age of Deceit (Alerce)

When Good Trees Go Bad (Laurel Oak)

BONUS EPISODE: What is a Leaf?

7 Deadly Stems: ENVY (Giant Bamboo)

7 Deadly Stems: PRIDE (Ohio Buckeye)

7 Deadly Stems: GREED (Russian-Olive)

7 Deadly Stems: WRATH (Bullhorn Acacia)

7 Deadly Stems: GLUTTONY (Common Fig)

7 Deadly Stems: SLOTH (Weeping Willow)

SEEDPOD with David Allen Sibley

7 Deadly Stems: LUST (Coco-de-Mer)

There's No Gum Like (Snow Gum)

Feeling Rusty (Western Serviceberry)

Kissing Cousins (Rocky Mountain Pine)

TREEMIUM EPISODE: Renaming Nature

S.A.D. (Witch-Hazel)

Welcome to the Jungle (Brazil Nut)

Native-Invasive (Western Juniper)

SEEDPOD: Phyllis Reynolds, Portland Tree Legend

What is Arboriculture? (European Horsechestnut)

Parasite (This Week's Tree)

The Birds & The Trees (Rimu)

Podocarps (Totara)

Butterfly Talk! (Oyamel)

Princess Mononoke (Hinoki)

Nausicaä of the Valley of the Wind (Japanese Fir)

My Neighbor Totoro (Camphor)

Spirited Away (Sakaki)

The Future of Completely Arbortrary

BONUS EPISODE - Treeyazaki Trailer, Big Announcement, & Appendices

Preservation (Incense-Cedar)

Conservation (Oregon Myrtle)

Invasion of the Gaudy Statures (Norway Maple)

Poppin' Bottles (Cork Oak)

Fun Facts (Ghost Pine)

The Stick Sense (Honey Locust)

Laurisilva (Canary Island Laurel)

BONUS EPISODE - Anthropomorphism

Disney & Land (Canary Island Date Palm)

SWEET NEEM! (Curry Leaf Tree)

Call Me By Your Neem (Margosa)

Extinct in the Wild (Franklinia)

Michael Rizo (Sourwood)

Ms. Bee Haven (Silver Linden)

The Loneliest Tree (Sahara Cypress)

Cool Dudes, Hot Chicks (Beach Sheoak)

BONUS EPISODE - Anthropomorphism

Jaya Sri Maha Bodhi (Sacred Fig)

Avenue of the Baobabs (Baobab)

Cotton Tree of Freetown (Kapok)

Árbol Del Tule (Montezuma Cypress)

Perpetual Popularity (Colorado Blue Spruce)

Desert Darling (Blue Palo Verde)

The Other Wood Talk (Alaska Yellow-Cedar)

If You Like Paniculatas (Golden Raintree)

Wood Talk (Northern Red Oak)

Great Malus (Apple 2)

Northern White-Cedar (Arborvitae 2)

水杉 (Dawn Redwood 2)

Episode II: Attack of the Cones (Douglas-fir 2)

BONUS EPISODE - How Do Trees Die?

Botreemian Sapsody (Kentucky Coffeetree)

Burnt Wood Plank (Sugi)

Arboreal Corn (Monterey Pine)

Under The Tree (Jarrah)

Wet Hot American Lumber (Eastern White Pine)

Queen of the Canoe Crops (Noni)

The Tree's Knees (Bald Cypress)

BONUS EPISODE - Non-Tree Food-Tree Food

Late SUCCESSION (Yellow Carabeen)

Mid SUCCESSION (Red Alder)

Early SUCCESSION (Staghorn Sumac)

Never Tell Me The Odds (Koa)

Two Fir One (Subalpine Fir & Noble Fir)

Sir Joseph Banks (Bull Banksia)

Conifer Wonderland (Brewer Spruce)

Everytree Everywhere All At Once (Red Maple)

Once And Future Quing (Quince)

Triangle of Citrus (Mandarin Orange)

Big Nuts (Pecan)

Monopoly: Portuguese Edition (Cinnamon)

BONUS EPISODE - Fungal Associated Press: Tree Truths & A Lie

Acorn-Eaters (White Oak)

Green Pegs And CAM (Saguaro Cactus)

The Tree Before Time 2 (Wollemi Pine)

Rock Me, Mama (Longleaf Pine)

Trunkenstein's Monster (Rainbow Wood)

Shrikopath (Thorn Mimosa)

Birdcatcher (Pisonia)

Liquid Amber Flows From It (Sweetgum)

BONUS EPISODE - Patreon Revamp & What is Phenology?

The BLM (Bigleaf Maple)

AKA (Serviceberry)

BONUS EPISODE - Tree Trek: Spring Day

Big Time Aroma (Indian Sandalwood)

Keystone Species (Whitebark Pine)

Ant Talk (Trumpet Tree)

Koyamaki (Japanese Umbrella-Pine)

Archaeondronology (Andean Alder)

The Suburbs (Purple Leaf Plum)

Queuña (Andean Paper Tree)

The Cult of St. Francis (Judas Tree)

Why-Would-You-Live-There-ness (Madrone)

Heavy Heaven & The Infamous Air (London Planetree)

Wrongfully Scorned, Rightfully Wronged (Black Cottonwood)

Dagger of the Desert (Joshua Tree)

There Be Monocots (Socotra Dragon Blood Tree)

"Tree" (Chinese Windmill Palm)

Trees Are The Champions, My Friends (Tuliptree)

Drupe Fruit Riot (Peach)

Please Send Us Pawpaws! (Pawpaw)

Take a Twenty, Leave a Penny (Dogwood)

The Mothrix (White Mulberry)

A Tragic Beauty (Southern Live Oak)

BONUS EPISODE - Arbortrary Shorts (feat. Lizzie Falconer & Jen Thomas from Shorts.)

The Lord of the Tree Rings, Part Three: Specimen Tree of Gondor (Stewartia)

The Lord of the Tree Rings, Part Two: Białowieża (Norway Spruce)

The Lord of the Tree Rings, Part One: Concerning Tree Care (Pedunculate Oak)

You Can Grow Your Own Way (Southern Catalpa)

Umwelt (Italian Cypress)

It's Complicated (Paper Birch)

Amazing Technicolor Dreamtree (Rocky Mountain Juniper)

The Other Biggest Tree (Coast Redwood)

The Biggest Tree (Giant Sequoia)

Shagadelic, Baby! (Shagbark Hickory)

Graveyardery (English Yew)

Mastodon! (Osage Orange)

Elven Beauty (European Beech)

Trees Become Alligators (Japanese Black Pine)

BONUS EPISODE - We Three Drinks (Coffee, Hops, & Grapes)

Food of the Gods (Cacao)

Luxuriance of Funguous Flesh (Meyer Lemon)

OG: Original Goop (Sassafras)

The Colossus (Olive)

To Tree or Not to Tree (Filbert)

The Fruit of Life and Death (Pomegranate)

Pinus Delicious (Pinyon Pine)

Monopoly: Dutch Edition (Nutmeg)

The Saddest Nut (Almond)

Goodfungus (Holm Oak)

Wicked Itchy Rashes (Mango)

Chris P. Ness (Apple)

BONUS EPISODE - Completely Arbortrary: Plant-Based Diet - Season 4 Trailer & "Fungal Associates"

F.L.C.T. (Green Ash)

Wilsonville Bee Kill (Littleleaf Linden)

The Widowmaker (Coulter Pine)

Old, But Still Lit (Bristlecone Pine)

The Return of the King (American Chestnut)

The Milkshake Analogy (Western Red Cedar)

Nurse! (Western Hemlock)

Tree of Hell (Tree of Heaven)

Ulmus De Niro (American Elm)

Under(dog)story (Japanese Maple)

iSpread (Quaking Aspen)

C-Men (Bradford Pear)

BONUS EPISODE - Completely Arbortrary: Classic - Season 3 Trailer & "What is a Tree?"

Mangroves on Mangroves on Mangroves (Red Mangrove)

Insect That's Sensitive to Scents (Mountain Ash Eucalyptus)

Knotty Yacht (European Larch)

You Say Tomato, I Say (Jacaranda)

Lothlórien (Kauri)

The Drunken Forests (Black Spruce)

Strangler Than Figtion (Banyan)

God's Wood (Cedar of Lebanon)

Giravves (Umbrella Thorn)

Faerie Talk (Common Hawthorn)

Painting With Nature (Japanese Cherry)

Pehuén (Monkey Puzzle)

Completely Arbortrary: World Tour!

The Perfect Flower (Southern Magnolia)

Yee-Haw! (Ponderosa Pine)

Liquid Sunshine (Sugar Maple)

New Roots, New Shoots (Black Willow)

Death by 1,000 Beetles (Lodgepole Pine)

Street Tree Manifesto (European Hornbeam)

met-a-se-KOY-a glyp-to-stro-BOY-des (Dawn Redwood)

The Tree Before Time (Ginkgo)

Jupiter's Nut! (Black Walnut)

Terrible, Horrible, No Good, Very Bad Tree (Arborvitae)

Squirrel Talk (Oregon White Oak)

Episode I: The Phantom Fir (Douglas-fir)

Completely Arbortrary: The Trailer!