Board Thread:General Discussion/@comment-24784590-20140413161620/@comment-27557697-20140417185342

I always considered the sunflower more of an icon for the game but peashooter was always a close second for me.

They are famous because they are one of the first few plants you get, have many different variants in all games and because he's used quite a bit (Before repeaters) for his cheap sun cost and reliablility