A pet can eat these fruits to regain health. This is not generally recommended, since homegrown fruit can be sold for a high price and do not return much health to your pet. It is better to sell the homegrown fruit, make a nice profit, then buy food from the grocery with the remaining money.
Homegrown fruits are also used for fishing at the Pet Society pond. They often are the only thing that can catch special types of fish.
List of Fruits
Homegrown fruits that come from normal coin trees include:
Homegrown items (not necessarily edible) that come from non-purchasable trees include:
Homegrown fruits that come from CC trees include: