The male of Oedemera nobilis, as in most Oedemera species, possesses the hind femora very swollen, whereas in female the femora are thin; the elytra are strongly narrowed towards the apexes, not hiding the membranous hind wings. It is bright green, frequently with a golden or coppery shine; some individuals are blue or violaceous.
Oedemera nobilis is abundant in spring on several flower species. Western and southern Europe, it is very common in Mediterranean countries and penetrates in Middle Europe. It is also recorded from the Magreb. It is absent from alpine countries and Eastern Europe.