Answer

In Jain practice, Akashna should be started only after sunrise.

It should not be started before sunrise.

Explanation

Akashna means taking food after a specific period of fasting or restraint. The proper time generally begins once the day has started, which is traditionally understood as after sunrise.

The exact local time depends on the sunrise time of your place on that day.

Takeaway

You may start Akashna after sunrise, following your local Jain tradition and guidance of your Guru or Sangh.