|First Appearance||The Grumpy Old Troll Gets Married (Dora the Explorer)|
|Last Appearance||Return to the Rainforest (Dora and Friends)|
|Relatives||Grumpy Old Troll (husband), Grumpy Old Troll's Grandma (Grandmother-in-law)|
Petunia is the Grumpy Old Troll's wife who he married in the episode The Grumpy Old Troll Gets Married.
- Petunia and her husband appear in the Dora and Friends episode, Return to the Rainforest.
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