On 1/29/2014 4:51 PM, David Hare-Scott wrote:
some grow quite well in areas where there is frost in winter, some in arid
conditions and some in wet

No doubt about that -- I saw palms (real palms) growing in coastal western
Scotland when I was hiking there. I was wet and freezing my arse off in the
cold rain and wind but the trees didn't seem to care.