They require careful handling, and need to be eaten at the right time, when the fine skin gives a little. Too ripe or too firm and they're no good, which is why growing your own Cherimoya tree is a good idea.
Cherimoya trees prefer a moist, free-draining loam, rich in compost. These small pretty trees are best in a sheltered spot, interplanted with other subtropicals.
The fruit on our 3-year-old tree are almost ready to harvest now.