The flowers of Redbud are pollinated primarily by bees, including honeybees (Apis mellifera
), bumblebees (Bombus spp.
), digger bees (Synhalonia spp.
), cuckoo bees (Nomada spp.
), mason bees (Osmia spp.
), Andrenid bees (Andrena spp.
), and Halictid bees (various spp.). The bees are attracted to both nectar and pollen. Other insects feed on the leaves, wood, or juices of Redbud. These species include the caterpillars of the butterfly Callophrys henrici
(Henry's Elfin) and the caterpillars of the following moths