They are unlocked in order; the next one is. More like this. K subscribers in the PlantsVSZombies community. Nishaan minced ginger. At the beginning of the game, the player has six slots and can buy more from Crazy Dave's Twiddydinkies. 10 seed slots is the max on the PC version, at least. The Largest Plants Vs Zombies discussion board, with topics ranging. The Wall-nuts and (non-gold) magnets are ditched, replaced with relatively inexpensive Kernel-Pults in Pumpkins. It's quite expensive - $80, However, you will probably want it if you replay the. votes, 31 comments. I'm not positive about this, but I believe there are only 9 seed slots available in the iPhone/iPod version of the game. Still requires 10 seed slots. You must first buy the seventh ($), eighth ($), and ninth ($20,) seed slots. 10 seed slots plants vs zombies. · You can't get 10 seed. 10 seed slots plants vs zombies. The Kernel. Foods, Spicy, Herbs, Nutrition, Ginger Substitute. . [HOST] › › Real-Time › Defense. All together, it costs $, to get all 10 seed slots.