Strautzia longipennis (Wiedemann, 1830)

sunflower maggot fly

on Helianthus

parasite

Up to 20 larvae bore in the pith of the stem; pupation in the soil.

host plants

Asteraceae, monophagous

Helianthus annuus, tuberosus.

phenology

Univoltine; hibernation as puparium.

distribution within Europe

North American species, found in Germany; whether this has resulted in a successful colonisation is not yet clear.

references

Brückner & Korneyev (2010a), Smit (2020a) .