I don't know about it unsafe I just know it has something to do with enzymes and making them taste better when you are ready to eat them.
One year I threw corn cut off the cob into the freezer without blanching and it was rubbery and tasteless.
Yes! We have a thread for that, it's not just canning. We freeze and dehydrate foods too.
https://www.backyardchickens.com/posts/24789842/
You will get help faster if you go there.
Green beans and corn needs to go in boiling water for 5 minutes before you freeze.
I peel, core and slice apples to...