This guide goes over the location of all skill fruit trees I have found during my time playing Palworld, the trees are in no particular order besides when I went to take the screenshots.
Feel free to comment the location of any trees I have missed.
Tree #1: Mount Obsidian Anubis Statue

Coordinates: -555, -583
Tree #2: Seabreeze Archipelago

Coordinates: -14, -483
Tree #3: Small Settlement Mountain

Coordinates: -193, -520
Tree #4: Marsh Island

Coordinates: 361, -318
Tree #5: Verdant Brook

Coordinates: 335, -40
Tree #6: Frostbound Mountains

Coordinates: 147, -25
Tree #7: Mount Flopie

Coordinates: 50, -54
Tree #8: Grassy Behemoth Hills

Coordinates: 200, -450
Tree #9: Deep Bamboo Thicket Mountain

Coordinates: -246, -203
Tree #10: South Sand Dunes Mountaintop

Coordinates: 290, 250
Tree #11: Sand Dunes North Mountaintop

Coordinates: 338, 482
Tree #12: Land of Absolute Zero

Coordinates: -151, 580
More Guides:
- Palworld: How to Find Sulfur
- Palworld: Best Ore Base Locations
- Palworld: Best Base & Crafting Pals
- Palworld: The Legendary Schematics Guide
- Palworld: Where to Find and How to Use Gold Coins