Hypericum patulum
Goldencup St. Johnswort
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Goldencup St. Johnswort (Hypericum patulum) - Description
A bushy evergreen or semi-evergreen shrub with yellow flowers.
Goldencup St. Johnswort (Hypericum patulum) - Blooming
Flowers range in color from yellow to gold, blooming in the mid-summer. Blooms apear on new growth.
Goldencup St. Johnswort (Hypericum patulum) - Growth
Does best in full sun but in the hottest climates will require partial shade. These plants grow especially well in mild, moist climates. Evergreen species should be sheltered from cold, dry, winter winds.
Goldencup St. Johnswort (Hypericum patulum) - Planting
Sow the seeds in the autumn, but be aware that the seeds may not come true. Alternately, you can take softwood cuttings in the spring, or half-hardened cuttings in the summer.
Goldencup St. Johnswort (Hypericum patulum) - Pest
Rust is an issue with St. Johnswort. Remove any affected stems and leaf litter. Avoid watering at night especially if watering is done overhead. By watering in the morning, any moisture on the leaves will evaporate quicker in the sun giving less time for fungal spore germination.
Goldencup St. Johnswort (Hypericum patulum) - Interesting facts
Long used in traditional herbalism, St. John's-wort is thought to be useful to treat mild depression. Evidence of its efficacy, however, is mixed. Its use is shown to reduce the effectiveness of oral contraceptives.
Goldencup St. Johnswort (Hypericum patulum) - Soil and irrigation
Most North American species prefer damp conditions.
