Crambus pascuella is a species of moth of the family Crambidae. It is found in Europe and Asia Minor.
The wingspan is 20–24 mm. The forewings with apex triangularly produced; brownish - ochreous, posteriorly with whitish blackish - edged interneural streaks; a white dorsal streak; a broad shining white median longitudinal streak, reaching costa towards base, narrowed posteriorly, where it is cut by an oblique dark line, not passing second line; second line angulated, silvery-white, dark-edged anteriorly, preceded by a white costal spot and followed by a V - shaped mark; some black terminal longitudinal marks; cilia metallic. Hindwings are grey, more whitish dorsally.[1]
The moth flies from May to September depending on the location.
The larvae feed on various grasses, especially Poa species.