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Hypericum perforatum

Common Name(s):
Common St. John's-wort
Categories:
Groundcover, Perennials, Wildflowers
Comment:

Introduced from Europe

Play Value: Wildlife Enhancement

Notes: Potentially invasive

 

Season:
Summer into early fall
Height:
1-2.5 ft.
Flower Color:
Yellow
Hardiness:
4-8
Foliage:
Toothless, opposite leaves dotted with tiny translucent or black glands
Flower:
1 in. flowers; five yellow petals with black dots on margins; bushy stamens
Site:
Roadsides, fields, waste places
Texture:
Medium-fine
Soil:
Moist & well-drained
Regions:
Northwest; Rocky Mountains; Southwest; Southeast; Northeast
Growth Rate:
Moderate
Life Cycle:
Perennial
Tags:
play, playground, children’s garden

NCCES plant id: 2617

Hypericum perforatum Hypericum perforatum