Kalms St. Johns Wort

Kalms St. Johns Wort

Hypericaum Kalmianum

A sun-loving, low-growing, 2- to 3-foot-high native shrub found in moist, low areas in the upper Great Lakes. The long-blooming, bright yellow summer flowers have showy, pompom-like stamens. Best used in mass for full effect.


General Information:

Mature Height:  2 Feet
Mature Width: 2 Feet

Flower Color:  Yellow
Fall Color:  Yellow Orange

Soil Type:

Dry, Mesic


Full Sun

Bloom Period:




Pair With: