Quote:
Originally Posted by lorax
I'd say about +10 C is cold. They're frost-tender. Are you sure that it's Chirimoyas and not Atemoyas or other Annonas in the Philipines? I have experimented widely with them here in Ecuador and our cultivars go dormant after about 5 years if they don't get the cool period....
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The Cherimoyas grown in Fallbrook CA do fine with winter night-time temperatures of 1 C or 2 C.