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Physostegia virginiana (Obedient plant, False dragonhead)

Physostegia virginiana Photo/Illustration: Jennifer Benner

(Based on 1 user review)

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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11
Botanical Name: Physostegia virginiana fy-so-STEE-jhah ver-jin-ee-AY-nah Common Name: Obedient plant, False dragonhead Synonyms: P. speciosa Genus: Physostegia
Obedient plant is a clump-forming native perennial that grows aggressively. From midsummer to early fall, spikes of purple or pink (and sometimes white) flowers rise above sharply toothed leaves to four feet high.
Noteworthy characteristics: This late bloomer mixes well with asters, grasses, and goldenrods. May need restraint. Good cut flower.
Care: Provide full sun to part shade and medium moisture. Plants may need staking.
Propagation: Sow seed in a cold frame in autumn. Divide in winter or early spring before new growth commences.
Problems: Rust and slugs can sometimes be a problem.
Height 3 ft. to 6 ft.
Spread 1 ft. to 3 ft.
Growth Habit Spreads
Growth Pace Fast Grower;Invasive/Aggressive Grower
Light Full Sun to Part Shade
Moisture Medium Moisture
Maintenance Moderate
Characteristics Attracts Hummingbirds; Showy Flowers
Bloom Time Fall; Summer
Flower Color Pink Flower; Purple/ Lavender Flower; White Flower
Uses Beds and Borders, Cut Flower
Style Cottage Garden, Meadow Garden
Seasonal Interest Summer Interest, Fall Interest
Type Perennials

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