Physostegia, False Dragonhead, Obedient Plant
Physostegiapulchella

Family: Lamiaceae (lay-mee-AY-see-ee)
Genus: Physostegia (fy-so-STEEJ-ee-uh)
Species: pulchella (pul-KEL-uh)

Category
Perennials

Water Requirements
Requires consistently moist soil; do not let dry out between waterings

Sun Exposure
Sun to Partial Shade

Foliage
Herbaceous

Foliage Color

Height
24-36 in. (60-90 cm)

Spacing
15-18 in. (38-45 cm)

Hardiness
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)

Where to Grow

Danger

Bloom Color
Rose/Mauve
Lavender

Bloom Characteristics

Bloom Size

Bloom Time
Late Summer/Early Fall
Mid Fall

Other details

Soil pH requirements

Patent Information

Propagation Methods
By dividing the rootball
From herbaceous stem cuttings
From seed; direct sow after last frost

Seed Collecting