Scutellaria lateriflora Open pollinated. Native spreading 1–2' perennial with numerous small blue flowers. Also known as Virginia Skullcap. Herbalists use it for headaches and insomnia.
Thymus vulgaris 10-15" tall. Fragrant sprawling perennial brings depth of flavor to soups, gravies, casseroles. Said to calm the nerves, soothe headaches. Bees love it! Z4.
Verbena hastata Open pollinated. Perennial. 5-6' plant grows naturally in moist thickets and meadows does well in similar garden conditions, sending up many terminal spikes of bristly blue-violet flower clusters the entire season.
Verbena hastata 5-7' tall. Elegant tall branching spikes of vibrant blue-purple flowers. Attractive to pollinators. Used as a nervous-system tonic and mild sedative. Full sun. Native to North America. Z3.