Horsebalm, Citronella, Heal-all, Snakeroot, Stonewort

Collinsoniacanadensis

Family
Lamiaceae (lay-mee-AY-see-ee)
Genus
Collinsonia (kol-in-SOH-nee-uh)
Species
canadensis (ka-na-DEN-sis)
Synonym
Sun Exposure
Partial to Full Shade
Foliage
Herbaceous
This plant is resistant to deer
Height
36-48 in. (90-120 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)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Pale Yellow
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Grow outdoors year-round in hardiness zone
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Regional

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

Birmingham, Alabama

Frenchtown, New Jersey

Johnsonburg, New Jersey

Guysville, Ohio

Coatesville, Pennsylvania

Paoli, Pennsylvania

Upper Black Eddy, Pennsylvania

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Gardener's Notes:

2
positives
2
neutrals
0
negative
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R
Downingtown, PA | August 2015 | positive

I just discovered this native woodland perennial growing wild in Sadsbury Woods near Coatesville, PA. It is native from Quebec to Florida...Read More

T
T
Birmingham, AL (Zone 8a) | October 2014 | positive

Succeeds in a location with fertile, loamy soil, dappled shade, and adequate soil moisture. In hotter southern climates, this plant appre...Read More

J
J
Palmyra, IL (Zone 5b) | January 2005 | neutral

Folk remedy:poultice for burns,bruises,sores,sprains:root tea for piles,disentery,indigestion,kidney and bladder ailments.Warning-minute ...Read More

S
Oklahoma City, OK (Zone 7a) | August 2001 | neutral

Easily grown in average, medium wet, well-drained soil in part shade. Does well in sandy, clay soils. Will tolerate somewhat dry soil conditions

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Featured
Feathered Thorn
(Colotois pennaria)
Southern Black Flycatcher
(Melaenornis pammelaina)