Corn cob

Cob Cannon
The Corn Cob is the weapon used by the Cob Cannon. Its the most powerful ammunition of all the plants, capable of decimating a horde of zombies in an area in one instant shot (excluding the invincible Gargantuar and Giga-Gargantuar which takes two and three hits respectively). The corn cob resembles a missile launcher, the Cob Cannon shoots the cob in the sky and fall to the desired target. It covers an area of 3 x 3 like the Cherry Bomb.

Trivia

 * Currently, its the most powerful ammunition used of all plants
 * Unlike other instant kill plants, the Corn Cob can be reusable
 * Does not used automatically and and it needs to use an aim to fire the Cob