Fall Obedient Plant
By Raffi Kojian - http://Gardenology.org, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=12387418
Scientific Name: Physostegia virginiana
Common names: Fall Obedient Plant, False Dragonhead
Plant Type: Perennial
Lighting requirements: Full sun to partial shade
Height: 2-4 feet
Width: 2-3 feet
Seasonal interest: Late summer to fall, with pink, white, or purple tubular flowers
Drought tolerance: Moderate
Deer resistance: Yes, but I've heard of them browsing
Attracts: Bees, butterflies, hummingbirds
Hardiness Zones: 3-9
Soil requirements: Moist, well-drained, loamy soil
pH range: 6.0 - 7.5
Native to: Central and Eastern North America
Potential disease issues: Powdery mildew, leaf spot
It can spread aggressively in gardens. That's not very obedient! I do have a client that has one, and it does not spread at all. It's planted in poor rocky limestone soil and gets little water.