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St. John's Wort

Large, vibrant, long-blooming flowers. Excellent vigorous ground cover for difficult sites; provides erosion control and tolerates poor, dry soils. Evergreen in mild winters, elsewhere shear back in early spring. Tolerates full shade, but may not bloom.

Companion Plants

Balloon Flower

Coneflower

Daylily

Plant Details

  • Common name

    St. John's Wort

  • Botanical name

    Hypericum

  • Variety

    na

  • Zone

    USDA Zone 5 (-20°F) to USDA Zone 9 (20°F).

  • Light

    Sun

  • Height

    10-12" (25-31 cm)

  • Habit

    Shrubby

  • Feed

    Use all-purpose

  • Water

    Weekly during dry spells

  • Bloom Time

    Summer

  • Maintenance

    Prune back in spring

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