The cryogenic temperature range has been defined as from −150° C to absolute zero. The (successful) attempt to rescue the harvest of these espalier apples by spraying with water and having the ice protect the blossoms wasn’t quite that cold. But it looked cryogenic!!
pictures imperfect blog 
I can’t get my head round the science of that. It sounds bizzare!
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I thought so, too. But it has been used forever, it seems.
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It does sound bizarre. Your photos are amazing 😀
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When I heard they were doing it, I just had to rush out – even hours before my normal time out of bed.
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Yu science nerd you 👍😃
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😁
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