Lemon Verbena sold by the weighed ounce.
The following is taken from a reputable web site but please do your own investigation:
Lemon verbena has been used medicinally for centuries, having been touted for use as an antispasmodic, antipyretic, carminative, sedative, and stomachic.
The leaves and flowering tops are used in teas and as beverage flavors.
The plant is grown as an ornamental and its fragrance is used in perfumery.
Lemon verbena is used in teas, flavorings, fragrances, antispasmodics, carminatives, sedatives, and stomachics.
In cooking, place two to three leaves in the bottom of a buttered cake pan before you spoon the cake batter into the container.
While the cake is baking, the leaves release its oil giving the cake a lemony flavor.
When the cake is cooled, turn the cake upside down and take the leaves off of the bottom of the cake.
Some individuals may experience contact hypersensitivity.
Lemon verbena generally is recognized as safe for human consumption and for use as a flavoring in alcoholic beverages.