Re: Treatment-Free, Winter 2012-2013, How's it going?
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> Remaining honeycomb had a thin layer of mold over the top, so it had been empty for a little while.
If you have mold, you probably had too much condensation (while the bees were alive). Wet bees in cold temperatures don't live too long. Perhaps you should consider a top vent, or top entrance, at least in winter.
ultracrepidarian >> noting or pertaining to a person who criticizes, judges, or gives advice outside of his expertise