Plant types and subtypes: Perennials
Light Requirements: part-sun, part-shade
Water Use: medium
Soil Moisture: dry, moist
Soil Description: neutral, rich, clay, sand
Bloom Time: July, August, September
Bloom Color: yellow
Leaf Color: green
Hardiness Zone: 5, 6, 7, 8
Additional Tags: colonizing, fragrant flowers, fragrant plant, medicinal, naturalizing, shade garden plant, woodland plant
Pricing & Availability
Collinsonia canadensisAlso known as:
As with other members of the Mint family, the stems of Collinsonia canadensis are square. This is a tall species that can grow to 4' or more. The leaves are large: 4" to 8", oval and finely toothed. The small terminal flowers are yellow, which is an unusual color for the Mint family. The flowers, and crushed leaves, are fragrant and exude an aroma similar to citronella.
Collinsonia canadensis does best in open shade or filtered light. The soil should be rich and well-drained. It is tolerant of sand and clay, and is reasonably drought resistant. This species is low maintenance, will colonies primarily via rhizomes and is less aggressive than other mints. The foliage is frost tender. Will bloom in July to September. Zones 5-8
Propagate by division in early spring.
The leaves can be brewed and used in teas. The roots have been used in traditional medicine as a diuretic, and in the treatment of of kidney and urinary ailments.
Native Range & Classification
Recorded County Distribution: USDA data
AL, AR, CT, DC, DE, FL, GA, IL, IN, KY, LA, MA, MD, MI, MO, MS, NC, NH, NJ, NY, OH, PA, RI, SC, TN, VA, VT, WI, WV
USDA Endangered Status:
- Endangered: WI