Typical swarm locations
Collectors regularly attend swarms along the Forth and Clyde Canal towpath himalayan balsam and hawthorn scrub near Haggs, on the Kilsyth Hills gorse and broom fringe above the village, in the old hedgerow oaks and field-boundary elder of the Bonny Water valley farmland, and in the chimney stacks and eaves of the older stone and brick terraces in the village.