Pistachio (开心果; pinyin: kāixīn guǒ) is a Tier 1 plant only available in Plants vs. Zombies: All Stars. It attacks zombies by shooting lasers at them. It is the downgrade of Hazelnut. It is unlocked by collecting 30 Pistachio Puzzle Pieces.
Plant Food effectLow Level Heal: Heals all plants for three turns. It needs Gentle Plant Food to be activated.
- In reality, the shell of the pistachio is beige colored, but it is sometimes dyed red or green for sold pistachios.
- Something similar to this can be seen in Mixed Nuts, though it is vertical instead of horizontal, and its eyes are also vertical. The version in Mixed Nuts more resembles this than Pismashio.