Hypericum frondosum
St. Johnswort
Hypericaceae
Deciduous, Evergreen, Shrubs
HYPERICUMAll bear single flowers with prominent sunburst of stamens in center. Shallowly cup-shaped, five-petaled blooms range in color from creamy yellow to gold; flowers may be solitary or in clusters. Neat, fresh green foliage. Various species used for mass plantings, ground covers, informal hedges, borders. Grow especially well in mild, moist regions.
A difficult-to-control rust is extensively infecting plantings (especially those of the species H. calycinum) in the Pacific Northwest. Remove and destroy blighted leaves and any leaf litter; avoid overhead watering of plants in the evening.
Hypericum frondosumNative to the southeastern United States. This shrub is everygreen in mild climates, deciduous where winters are cold. It grows 1–3 ft. tall, with mounding form. Blue-green leaves set off clusters of 1 1/2-in., bright yellow flowers that bloom from midsummer to early fall.
Hypericum hybrid 'Hidcote'
Grows 4 ft. tall and 5 ft. wide in mildest climates; in cold areas, it acts more like a root-hardy per...
Hypericum calycinum
Evergreen to semievergreen shrub from Bulgaria, Turkey. Grows to 1 ft. high and spreads by vigorous un...
Hypericum androsaemum
Shade-tolerant native shrub from Europe, western Asia. To 3 ft. tall and wide, with stems arching towa...
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