Here is a rundown of each Lost Ark server from bertramuzi's blog

The first Mokoko Seed is the easiest to find Lost Ark Gold, however it remains quite well concealed. It is tucked away beneath the threshold that leads into the northeastern part of the room, where bidding on slaves is taking place. The only way to actually observe the seed is by being under the threshold. If you do that the threshold, it will gradually fade out of existence and expose the seed in the left hand corner.

Mokoko Seeds Two and Three

The third and the second Mokoko Seeds are found off-map. The entrance hidden (left picture) is on the eastern part of the island. It's obscured by a thin gate. Don't let it fool you as you are able to go right through it and up the steps into the room with the secret.

One seed is located on the left side of the room, next to the standing torch. the other one is situated on the right side of the room at the top of the corner. To leave the secret room, you simply need to walk to the staircase.

Lost Ark: Where To Find Every Mokoko Seed In Lost City Island

In the southern area in the southern part of Sea of Gienah sits Lost City Island. A fair number of islands within Lost Ark are heavily dedicated to Trade Skills, and Lost City isn't an exception as it's a wonderful opportunity to develop your fishing skill. However, there's more to the island than just catching fish.

There are seven Mokoko Seeds scattered over Lost City Island -- some of these are evident, while some are hidden in off-map areas. Whatever the case cheapest Lost Ark Gold, Lost City holds a tad few more seeds than the average island So let's see where they are.