According to Google, there are no Episcopumpkins. But Google is not always right, and now when you do a search on Episcopumpkin you will find at least one.
[Addendum: Digging deeper we found this early drawing titled Episcopumpkin.]
Witness,
The creator is Austin Hays, a member of the Episcopal Church of St. Simon and St. Jude in Irmo, South Carolina.
ESSJ has had a pumpkin patch fund raiser for 17 years. Pics here.