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