1. When can I learn to harvest?
As soon as you hit level 20 you are eligible to learn how to harvest the first nodes.
2. Where can I learn to harvest?
As an Aquilonian you leave Tortage and are shipped to Old Tarantia. Take the East Gate and Follow the wooden wall all the way to the dead end. Speak with Wagonneer Mycus [Wild Lands of Zelata].
Once in the Wild Lands take the road North in Tesso and travel up to the Outcast Camp. Over a slight incline to the upper left of the village near a small docking pond, you need to Speak with Avitus [Stage Coach Driver] or the man next to him. 1.I need to get to Poitain
Once in Poitain, follow the road to the first right, cross that bridge and you’re in Caenna Village. Here are where all your Trainers are for Harvesting and Crafting.
Occupation , Name Waypoint
Miner Trainer, Yvanno 1278, 1521
Prospector Trainer, Simione 1286, 1496
Skinner Trainer, Iathos 1304, 1541
Stone Cutter Trainer, Aemias 1362, 1570
Weaver Trainer, Brienne 1250, 1480
Woodcutter Trainer, Taromus 1289, 1554
Stygians - Purple Lotus Swamp
To get there you go to the k something province then take the road south and follow the road signs it will take you to a npc who you talk to who teleports you to the purple lotus swamp. Once there, go to the town and talk to the trainers caution some of them are glitched and are underneath the building to talk to them just jump off the building (they are on stilts) and they should be standing underneath. (Annatar & Gemwatcher)
Cimmerian - Lachish Plains
Lachish Plains, is off of the Field of the Dead zone. You have to go ALL the way to the end of Conall's Valley, enter the Field of the Dead, and hang a right by the small camp that is there.It's the hardest resource zone to reach by far. It's a long walk with lot's of level 28+ mobs right in the path with a few elites thrown in. (etaber)
3. Where are the resource nodes?
Gemstones can be dropped from any People anywhere.
Skinner: Hides can be dropped from any Animal anywhere.