Sun Kernel

Sun Kernel is unlocked in the first level in Gravestone Lawn of Plants vs Zombies: The Undead Lawn

Overview
Sun Kernels explodes, cannot be eaten nor destroyed.

Strategy
Use Sun Kernel every level. You can save up to a lot more sun to plant Sunflower.

Suburban Almanac Entry
Sun Kernel

Sun Kernel explodes and gives 100 sun.

Damage: none

Sun Kernel doesn't want to explode, she was born with a corn father and a Sunflower. That's why Sun Kernel is really nervous when exploding.

Cost: 75

Recharge: Mediocre

Sun Kernel
Sun Kernel is really usable in night times and in day times. Sun Kernel is unlocked in the very first level of Gravestone Lawn.

Trivia

 * Sun Kernel is the only plant to explode without damaging the zombies.