Tracking-Plant

Tracking-Plant is a plant that tracks items that are going to be dropped by Zombies and rare Zombies that are going to arrive.

Almanac Entry
Tracking-Plant

Tracking-Plant tracks any Zombies that drop something and Rare Zombies that are coming

"Tracking-Plant has really been psychic lately, I mean. He could tell that I was gonna be scared by an Imp coming through" says Scaredy-Shroom.

Strategy
Tracking-Plant is best used in levels where you most expect Rare Zombies like Zombie Yeti, Arrows appears indicating where that rare Zombie will appear, You can also use Tracking-Plant to know which Zombie drops this. Yellow Arrows point at a Zombie that drops Gold Coins, Silver Arrows for Silver Coins, Brown-ish Arrows for Chocolate, Diamond-ish arrows for Diamonds and White and Red arrows for Gifts.

Trivia

 * Tracking-Plant resembles Magnet-Shroom! (you don't say)