St. John’s Wort, Ames

SKU Hypericum kalmianum `Ames` Category Tag

A hardy form selected at Iowa State University, Ames St. John’s Wort is a perfectly rounded shrub with masses of beautiful 1” golden yellow flowers that bloom in mid-summer. In winter, the exfoliating bark and varnished seed heads give a varied texture to any garden.

Description

Height: 3′
Width: 3′
Light Needs: Full Sun
Key Features: Showy Flowers

Attractive Bark

Bloom Color: Yellow
Bloom Season: Early Summer

Late Summer

 Foliage Color: Blue-green

Yellow-orange – Fall

Seasons Of Interest: Summer

Fall

Winter

Growth Rate: Moderate
 Growth Habit: Rounded

Additional information

Light needs

Full Sun

Key features

Attractive Bark, Showy Flowers

Foliage color

Green

Flower color

Yellow

Bloom season

Early Summer, Late Summer

Season of interest

Fall, Summer, Winter

Growth rate

Moderate

Habit

Rounded

Fall color

Orange, Yellow