Salbia midalis is a moth in the family Crambidae.

The forewings have fine fuscous lines.

There is a vertical subbasal line a wavy antemedial line, a streak on the discocellular and a wavily dentate postmedial line.

There are fuscous spots in the terminal area.

The postmedial line is incurved below vein 2 and downbent to the inner margin close to the anal angle.