Metallic Sweat Bees Forage on Roses All Bee Species, Bee Species and Life cycle and Habits, Metallic Green Sweat Bee, Sweat Bee, Vilcabamba Ecuador S.America Flowers, Vilcabamba Ecuador South America Bee LifeMetallic Sweat Bees Forage on Roses. Tiny metallic green sweat bees were found busily foraging on open roses in the garden.