You can teleport to Guard Post Triport and leave this area near the middle of the three paths leading east, with an unassuming stone tower to your left as you walk past Lost Ark Gold. When you reach Krona Forest, take the first path to the north, passing your destination, which is the Magick Society Apprentices and Professor Seneese. As that wide path starts turning east, you should stick to its southern aspect. There's a seed growing in the grass when you get to the big rock, just before you come to the three reindeer with silver horns.
Mokoko Seed Twelve - South Of Guard Post Triport
From this point, the Guard Post Triport, head towards the guards along the southeast pathway. Turn left (south) at an intersection into the small area beyond, keeping to the northern edge , and work towards it in an anti-clockwise direction. The stable is just past on the left, just before an unfinished hay bale you'll see the mokoko's last seeds from Port Krona.
Vern Castle is the capital city of North Vern, the eighth continent of Lost Ark. It is also a central point with a portal sculpture and all the information you require to end game content and vendor. Yes, there's even a comfortingly familiar Neria's Tavern along with mokoko seeds you can get your hands on.
As you would expect from a major city like Vern Castle, Vern Castle is a relatively safe zone with no mobs of any kind. In contrast to earlier cities the mokoko seeds are located on Lost Ark Gold Buy the main map, rather than hidden places or hidden passageways off of the map. If you've missed one of their locations, discover the steps to find them all here.