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Blackroot

Pterocaulonvirgatum

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Pterocaulon virgatum by Floridian
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Family
Asteraceae (ass-ter-AY-see-ee)
Info
Genus
Pterocaulon (ter-oh-KAW-lon)
Info
Species
virgatum (vir-GA-tum)
Info
Synonym
Pterocaulon pycnostachyum
Sun Exposure
Sun to Partial Shade
Foliage
Evergreen
Herbaceous
Succulent
Height
18-24 in. (45-60 cm)
Spacing
18-24 in. (45-60 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)
USDA Zone 11: above 4.5 °C (40 °F)
Danger

Unknown - Tell us

Bloom Color
Pale Pink
White/Near White
Bloom Time
Mid Spring
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Bronze
Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; sow indoors before last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting

Unknown - Tell us

Regional

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

Bartow, Florida

Brooksville, Florida

Fort Lauderdale, Florida

Lake Wales, Florida

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