Hypericum olympicum

Also Known As

St. John's Wort

Plant type

perennial

size

H: 6"
W: 15"-18"

planting zones

7b-10b

More Options

Hypericum olympicum plant details

Hypericum olympicum is a broadleaf deciduous perennial with blue foliage. In spring yellow flowers emerge. Features glaucous texture. Attracts bees making it an excellent addition to pollinator gardens. Grows well with sun - mostly shade and regular - low water. Drought tolerant once established. Prefers to be dry in summer. Does well in rich soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Hypericum olympicum

Plant type: perennial
Plant family: hypericaceae
Foliage: deciduous blue
Mature size: 15 IN - 18 IN - wide, 6 IN tall
Flowers: yellow blooms in spring
Uses: rock garden

GROWING CONDITIONS for Hypericum olympicum

USDA Zones: 7b - 10b
Sun exposure: sun - mostly shade
Watering frequency: regular - low
Resistant to: heat
Soil needs: rich

Nursery contributed plant descriptions

A jewel of the Mediterranean and a plant from the sunny rocky places, this winter dormant species erupts in spring with blue-green foliage followed by lots of yellow flowers. Classic for the sunny rockery. Takes the dry when established and loves sun and good drainage.