I was going to let it go, but:
Malcolmmann - just for clarity's sake, is it
"there has been NOW harm done" ? As you wrote? Or is that a typo?
Heat of fusion? sigh…
Btw we are not discussing the resilience of plants, but we wish to see them thrive, no? Or the distribution of plants/Orchids in tropical or intermediate climates.
And now I truly bow out here, honestly……