Melissa officinalis, known as lemon balm, balm, common balm, or balm mint, is a perennial herbaceous plant in the mint family Lamiaceae, native to south-central Europe, North Africa, the Mediterranean region, and Central Asia.
The flowers are redish-purple with darker spots. A rare and vivid colour. It features 2-3 inch long, pendulous flowers on long spikes in late Spring and Summer.