What Google Knows
Lemon balm is a perennial herbaceous plant in the mint family and native to south-central Europe, the Mediterranean Basin, Iran, and Central Asia, but now naturalised elsewhere.
It grows to a maximum height of 1 m. The leaves have a mild lemon scent. During summer, small white flowers full of nectar appear.
n any of various aromatic resinous substances used for healing and soothing
n semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation