Physostegia Species, False Dragonhead, Purple Dragonhead

Physostegiapurpurea

Family
Lamiaceae (lay-mee-AY-see-ee)
Genus
Physostegia (fy-so-STEEJ-ee-uh)
Species
purpurea (pur-PUR-ee-uh)
Synonym
Dracocephalum obovatum
Dracocephalum purpureum
Physostegia obovata
Physostegia virginiana var. obovata
Prasium purpureum
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Height
24-36 in. (60-90 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Bloom Color
Medium Purple
Bloom Time
Late Summer/Early Fall
Mid Fall
Other Details
Category
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
By dividing the rootball
From herbaceous stem cuttings
From seed; direct sow outdoors in fall
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Bartow, Florida

Conway, South Carolina

Santa Fe, Texas

Stafford, Virginia

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Gardener's Notes:

2
positives
2
neutrals
0
negative
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T
T
Santa Fe, TX (Zone 9b) | August 2005 | positive

A beautiful surprise plant. We had no idea it could be so pretty until we had a picture blowup. Great plant.

M
Bartow, FL (Zone 9a) | June 2005 | positive

These really make a show in late summer, early fall. Yes, they do multiply and will take over a bed if you let them. Take care, but the...Read More

C
Ace, TX (Zone 8a) | June 2002 | neutral

Got 6 of these in a trade a few years ago. Didn't do much the first year or the second. I kept moving them around the yard till I found a...Read More

T
T
Murfreesboro, TN (Zone 7a) | August 2001 | neutral

This native species is often found in Florida's wetlands.

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