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Obedient Plant, False Dragonhead

Scientific Name: Physostegia virginiana (L.) Benth.
Synonym: Dracocephalum denticulatum, Dracocephalum formosius, Dracocephalum virginianum, Physostegia denticulata, Physostegia formosior, Physostegia speciosa
Family: Lamiaceae

Dracocephalum virginianum, Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 116.

Recommended Temperature Zone:
Sunset®: All zones
USDA: 3-10

Sun Exposure: Full sun to part shade

Origin: Eastern North America from Canada to Florida, on prairies and stream banks

Growth Habits: Herbaceous perennial, 3 to 4 feet tall (90-120 cm), 2 to 3 feet spread (60-90 cm); narrow, lance-shaped leaves, up to 4 inches long (10 cm)

Flowers: White or pink flowers

Watering Needs: Regular water, well drained soil

Propagation: Division, seeds, can be invasive

As Dracocephalum virginianum in Curtis Botanical Magazine

Blooming Habits:
Pink to white, two-lipped flowers in summer.

Culture:
Prune back in early spring, divide every other year to keep it vigorous.

List of All the Plants | More in the Lamiaceae family

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