Perennial
Hypericum calycinum
St. John's Wort
Plant Type: Perennial
Exposure: Sun Tolerant Morning Sun / Afternoon Shade
FULL sun to MORNING sun/AFTERNOON shade
Low, creeping woody shrub with rich green foliage. Large, bright yellow flowers with numerous, bushy stamens cover the plant in July and August. Spread by underground stems. Tolerates poor soils.
Height12"
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Spread24"
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Growth HabitFILLER (mounded)
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Landscape Application:
Excellent ground cover for borders, rock garden, slopes and under trees.
Hypericum calycinum Plant Care:
Shear every 2-3 years to renew growth.
USDA Hardiness Zone: Zone 5 (-20/-10F)
St. John's Wort Merit Awards and Special Collections
St. John's Wort Characteristics & Attributes
Season of Interest
MIDSEASON (May-June), LATE (July-frost)
Mid Season (May - June)
Late Season (July - frost)
Soil Moisture Needs
Moderate soil moisture.
Moderate
Special Benefits
Ground Cover
Critter Resistance
Deer Resistant