Moonflower

Moonflower is a plant that emits a gas that contaminates and kill the zombies who smell it. The moonflower sleeps during the day but can be awaken by the Coffee Bean.

The Moonflower's is a based on Ipomoea alba.

Powers
The Moonflower's main power is to poison zombies with confusing and damaging toxic gas.

If Plant Food is given to it, the whole screen will be contaminated by the gas.

Trivia

 * Moonflower is the only flower that sleeps during the day.
 * A zombie infected with moonflower's gas can die while entering the player's house, saving the player's brains.