The true lover's knot (Lycophotia porphyrea) is a moth of the family Noctuidae. It is found in the west Palearctic in a wide band through North, Central and Eastern Europe and Russia (up to the Ural mountains). In the South it is spread through northern Spain and Northern Portugal, Northern Italy, Macedonia, Bulgaria, and Northern Greece . In Europe it is found wherever its food plants grow. It is traditionally thought of as a species of heathland and moorland but it can often be found in places where heather and its relatives are in garden cultivation.In the mountains it is found up to an altitude of over 2000 metres a.s.l.