Pirate Seas - Level 4-3 is the second spin-off level of Level 4-1 of Pirate Seas in Plants vs. Zombies Online. To get all 3 stars, the player must never have more than 18 plants on their lawn and not to lose any lawn mowers. When this level is finished for the first time, the player will get 5 Spring Bean Puzzle Pieces.
- This is simply Level 4-2 with a different star objective.
- Remember to not plant too many plants if you want to finish the star objective.