Physostegia Species, Slender False Dragonhead
Physostegiaintermedia

Family: Lamiaceae (lay-mee-AY-see-ee)
Genus: Physostegia (fy-so-STEEJ-ee-uh)
Species: intermedia (in-ter-MEE-dee-uh)

Synonym:Dracocephalum intermedium

Synonym:Physostegia micramona

Category
Perennials

Water Requirements
Very high moisture needs; suitable for bogs and water gardens

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Herbaceous
This plant is resistant to deer

Foliage Color

Height
36-48 in. (90-120 cm)

Spacing
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
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
N/A

Bloom Color
Pale Pink
Pink
Rose/Mauve
Lavender
White/Near White

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Bloom Time
Mid Spring
Late Spring/Early Summer
Mid Summer

Other details
May be a noxious weed or invasive

Soil pH requirements

Patent Information

Propagation Methods
By dividing the rootball

Seed Collecting