Isophrictis striatella (Denis & Schiffermüller, 1775)

white border neb

on sneezewort, tansy

parasite

Oviposition on the peduncle. The larva tunnels upwords, then successively from te side enters several flower heads that are eaten out,

host plants

Asteraceae, oligophagous

Achillea ptarmica; Artemisia vulgaris; Tanacetum vulgare.

phenology

The larvae hibernate partly in the heads, partly in the peduncle; some of them later pupate in the soil.

distribution within Europe

(PESI, 2019).

larva

Pale, head and anal plate brown.

references

Bland, Corley, Emmet ao (2002a), Kaitila 1996a).

mod 8.ix.2019