Occa

Occa is a type of Berry that can be planted in the Farm. It can be obtained by surrounding an empty plot with at least 1 Razz, at least 1 Figy, at least 1 Tamato and at least 1 Spelon.

Possible Planting Formations
You can fill your farm in the following way to obtain Occa berries. Purple squares indicate where mutations can occur.

Mutations
Occa berries can be used to mutate the following berries.

Dungeons

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Using Occa
Farm setups using Occa can be found here:
 * Specialized setups to help level up the Squirtbottle