You can't uncultivate anything, in the same way you can't uncook your food.
Source: wiktionary
Uncook
Synonyms for "uncook"
Ranked by relevance and common usage.
Sample sentences
3 total sentences available.
Hi all! I have developed a freeware utility to uncook MP3's...
Source: wiktionary
If you "uncook" a file that isn't "cooked" you will just mess it up (and I don't know of any way to fix it then) - so uncooking should be used with caution (I'd suggest never over-writing the original file).
Source: wiktionary