We find that for celery in a dire, limp condition, cutting the leaves and roots off and shocking them entirely works better and faster. If it's just not happening, you can use your celery for a mirepoix or as the base of a stir-fry or soup.
What can I do with floppy celery?
How to Use Up Your Last Limp Stalks of Celery
- Shave the head up with apples or fennel (or both!) for a delicate, aromatic salad even in the dead of winter.
- Highlight it in a risotto that uses both the stalks and the leaves.
- Braise it into something you barely recognize by braising it (and adding pancetta).
Why does limp celery become crisp in water?
Through osmosis, water moves across an organism's surface or membrane toward the saltier environment. Vegetables such as carrots and celery are crisp largely because of water (fresh water) trapped within them. ... This causes the carrot to stiffen if it was previously limp, or preserve its crispness if it was crisp before.