Elsholtzia ciliata

Elsholtzia ciliata, commonly known as Vietnamese Balm or kinh giới in Vietnamese is a weed native to Asia, sometimes grown as an ornamental plant.

The plant is an erect herb that grows to about 60 cm in height. The leaves are long, stalked, and serrated, and reach 2 to 8.5 cm in length and .8 to 2.5 cm in width. In shape they are ovate to lanceolate, with a gland-dotted underside. Flowers of a purple color bloom in flat spikes in September and October. Seeds propagate within them.