Marrubium vulgare (Silverheels Horehound)

Silverheels Horehound (Marrubium vulgare) is a perennial herb that is commonly found in arid regions. It has a sprawling growth habit with silver-gray leaves and small white flowers. This plant is known for its medicinal properties and has been historically used to treat various respiratory ailments. It grows up to 6 inches in height and has a spreading width. It is suitable for Zone 6 and thrives in dry conditions.