Habitat:
Abies,
Picea,
Pinus forest. Flowers visited include white umbellifers,
Anemone nemorosa,
Barbarea,
Cardamine flexuosa,
Crataegus,
Meum,
Prunus cerasus,
Prunus spinosa,
Petasites albus,
Ranunculus,
Rubus fruticosus,
Salix,
Sorbus aucuparia,
Stellaria,
Taraxacum,
Vaccinium myrtillus. The flight period is April to July. The larva is
aphid feeding. ==References==