St. John's Wort

Hypericum calycinum

SKU
04212
An easy to grow, spreading woody shrub. Bright sunny yellow, 3-inch flowers with prominent stamens. Spreads by stolons to make a dense mat of flowering stems. Thrives in poor sandy soil. Drought tolerant when established. Semi-evergreen.
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4 - 8

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Full sun, Partial sun

Once established needs only occasional water.

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Average Size at MaturityGrows rapidly to 12 to 18 in. tall and spreads.
Bloom TimeBlooms summer into fall.
Deciduous/ EvergreenDeciduous
Flower AttributeFlowers for Cutting, Showy Flowers
Flower ColorYellow
Foliage ColorGreen
Garden StyleCottage, Mediterranean, Rustic
Growth RateModerate
Landscape UseCutting Garden
Light NeedsFull sun, Partial sun
Soil NeedsAll-Purpose Plant Food
Special FeatureEasy Care, Extreme Cold Hardiness, Waterwise
Water NeedsLow
Watering NeedsOnce established needs only occasional water.

Follow a regular watering schedule during the first growing season to establish a deep, extensive root system. Control weeds until the plants have filled in. Feed with a general purpose fertilizer.

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This Plant's Growing Zones: 4 - 8

Your climate may be too cold for this plant