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Week 25 – June 16, 2024

Plant Information

Hypericum calycinum Senior

  • Hypericum calycinum Senior - Bloom
  • Hypericum calycinum Senior - Container
Marketing Information:
Bench Card
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Plant Details:

Scientific Name: Hypericum calycinum

Common Name: St. Johnswort

Hardiness Zone: 6a - 10b

Hardiness Degree: -10°F (-23.3°C)

Blooming Season: Summer, Late Summer

Plant Habit: Spreading

Characteristics: Deer Resistant, Heat Tolerant, Shade Tolerant

Water: Medium

Fertilize: None or when needed only

Spacing: 15 - 18" (38 - 46cm)

Height: 14 - 16" (36 - 41cm)

Width: 14 - 18" (36 - 46cm)

Exposure: Partial Sun

General Information: Large, vibrant flowers in summer followed by ornamental red fruits in autumn. Excellent ground cover for difficult sites; provides erosion control and tolerates poor, dry soils. Evergreen in mild winters, elsewhere shear back in early spring.

Grower Information:

Large, vibrant flowers in summer followed by ornamental red fruits in autumn. Excellent ground cover for difficult sites; provides erosion control and tolerates poor, dry soils. Evergreen in mild winters, elsewhere shear back in early spring.