Sideridis reticulata, commonly known as the bordered Gothic, is a moth of the family Noctuidae.

It is found in the Palearctic realm, from the Iberian Peninsula throughout Europe and the temperate regions of Central Asia and the Russian Far East.

Forewing dark fuscous, with a purplish sheen when fresh; all the veins white, between outer and submarginal lines black with pale outlines; claviform stigma black and broad; upper stigmata concisely outlined with pale, the reniform with a central pale line; a slight pale apical streak; submarginal line white; hindwing fuscous, the basal half, especially in male, considerably paler; — unicolor Alph.

Larva greenish or pinkish ochreous, irrorated (speckled) with darker; dorsal line faint; lateral lines black and well-marked; head brown.

The larvae feed on Saponaria officinalis, Silene vulgaris and Polygonum aviculare.