I have germinated these seeds up to 1 year after getting them out of the fruit-
the trick is to plant them in complete and total darkness- like inside a box
moisten the media every two weeks and let it dry out completely between watering
Light inhibit germination and the drying process somehow coaxes the seeds to germinate
One they pop just keep them in low light and moist-
they have a hard time dropping the seed coat occasionally- if this happens after the first set of leaves form you can trim the seed off the top