What is it Ann? If it’s an over wintering site why plant milkweed for the caterpillars? Should plant nectar bearing flowers for the butterflies I think

“There’s volunteers all along the west coast, primarily in California that are counting over wintering sites during the three weeks around thanksgiving,” said Pacific Grove Museum Director of Education Ann Wasser.
“They’re looking at different pesticides, they’re looking at habitat loss with milk weed which is what the monarchs use to lay their eggs on. A lot of people treat it as a weed so they pull it,” said Wasser.