Scutellaria Species, Downy Skullcap, Hoary Skullcap

Scutellariaincana

Family
Lamiaceae (lay-mee-AY-see-ee)
Genus
Scutellaria (skew-teh-LARE-ee)
Species
incana (in-KAN-nuh)
Synonym
Scutellaria canescens
Scutellaria villosa
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Shiny/Glossy
Succulent
Height
24-36 in. (60-90 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
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)
Bloom Color
Dark Blue
Medium Purple
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Bronze
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
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
Seed Collecting
Regional

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

Ashdown, Arkansas

Divernon, Illinois

Saint Charles, Illinois

Piedmont, Missouri

Chapel Hill, North Carolina

Charlotte, North Carolina

Durham, North Carolina

Bethlehem, Pennsylvania

Kennett Square, Pennsylvania

Rumford, Rhode Island

Leesburg, Virginia

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Gardener's Notes:

3
positives
0
neutral
0
negative
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B
Chapel Hill, NC | May 2017 | positive

This is a beautiful plant and one that I like enough to stake it every year (I don't knowingly buy any plants that require staking but th...Read More

K
Lansdowne, PA (Zone 7a) | January 2017 | positive

Native flowering perennial, very ornamental. Native at least to mid-atlantic USA states. Appears to tolerate heat and dry summer period...Read More

R
Downingtown, PA | October 2014 | positive

I have seen some Skullcaps before, but I don't really yet know this plant. Looks like a nice perennial of the Mint Family for part-shade ...Read More

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