RADNOR >> On the hill above the Skunk Hollow Community Garden, the air is alive with bees zigzagging this way and that from the garden to six hives sheltered beneath the shade of a quince tree.

Editor’s note: The following column was originally published in the New Hampshire Union Leader on Dec. 1, 2012. In our column of Nov. 3, I was requested to suggest an answer to a reader’s puzzle that ...