AsNoriuanswered grow question a year ago Firstly, no need to panic, never.
From a lot seeds, i dont know exact, but lets say 500+ i had only once pure hermie and few times plants tried o polinate itself at end of flower.
Check spots were plant branch out. In early stage thats most common and easy place to spot.
In late flowering you can have bananas inside of bud or again branches crossroads , aka branching out , there you see single calyx ( if all good) or balls growing ...