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Hypericum patulum - Thunb.
                 
Common Name Goldencup St. Johnswort
Family Hypericaceae
USDA hardiness 6-7
Known Hazards None known
Habitats Shady ravines, sometimes on rocks[158]. Open hillsides, 1500 - 2400 metres in the Himalayas[146].
Range E. Asia - W. China, Japan, Himalayas.
Edibility Rating  
Other Uses  
Weed Potential No
Medicinal Rating  
Care
Fully Hardy Moist Soil Semi-shade Full sun

Summary
Bloom Color: Yellow. Main Bloom Time: Early summer, Late summer, Mid summer. Form: Rounded.

Hypericum patulum Goldencup St. Johnswort


http://commons.wikimedia.org/wiki/User:KENPEI
Hypericum patulum Goldencup St. Johnswort
http://commons.wikimedia.org/wiki/User:KENPEI
   
Physical Characteristics
 icon of manicon of shrub
Hypericum patulum is an evergreen Shrub growing to 1 m (3ft 3in) by 1 m (3ft 3in) at a medium rate.
It is hardy to zone (UK) 6. It is in leaf 12-Jan It is in flower from Aug to October, and the seeds ripen from Sep to November. The flowers are hermaphrodite (have both male and female organs) and are pollinated by Insects.The plant is self-fertile.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.

Synonyms

Habitats
Woodland Garden Sunny Edge; Dappled Shade; Hedge;
Edible Uses
None known
Medicinal Uses


Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.

Aromatic;  Stimulant.

The seeds are aromatic and stimulant[240].
Other Uses
Hedge;  Hedge;  Wood.

Plants are sometimes grown as a hedge[146]. Wood - close grained, moderately hard[146].
Cultivation details
Landscape Uses:Container, Ground cover, Massing, Rock garden. Easily grown in any reasonably good well-drained but moisture retentive soil[1]. Succeeds in sun or semi-shade but flowers better in a sunny position[200]. This species is only hardy to about -5°c but plants can resprout from the base if they are cut back by cold[184]. Plants in this genus are notably resistant to honey fungus[200]. Special Features: Attractive foliage, Not North American native, Attractive flowers or blooms.
Propagation
Seed - sow spring in a greenhouse and only just cover the seed. Germination usually takes place within 1 - 3 months at 10°c. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in the greenhouse for their first winter. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts. Cuttings of half-ripe wood 10 - 12 cm with a heel, July/August in a frame. Plant out in the following spring[200]. Cuttings of mature wood, 12 - 17cm with a heel, October/November in a sheltered position outdoors. Plants root by the spring. Good percentage[78].

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Other Names
Found In
Weed Potential

Right plant wrong place. We are currently updating this section. Please note that a plant may be invasive in one area but may not in your area so it’s worth checking.

Conservation Status
IUCN Red List of Threatened Plants Status :
Related Plants
Latin NameCommon NameEdibility RatingMedicinal Rating
Hypericum androsaemumTutsan, Sweet-amber, St. Johnswort01
Hypericum ascyronGreat Saint John's Wort12
Hypericum attenuatum 10
Hypericum bellum 01
Hypericum calycinumRose Of Sharon, Aaron's beard, Creeping Aron's Beard St. Johnswort00
Hypericum erectum 11
Hypericum forrestii 00
Hypericum hypericoidesSt. Andrews Cross02
Hypericum japonicumMatted St. John's Wort02
Hypericum kamtschaticum 10
Hypericum monogynum 02
Hypericum perforatumSt. John's Wort, Common St. Johnswort24
Hypericum sampsonii 12
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Expert comment
 
Author
Thunb.
Botanical References
11146200
Links / References
For a list of references used on this page please go here
Readers comment
 
Elizabeth H.
Prof Ravishankar rai Fri Jun 15 2007
Dear Sir, We have been working on conserbvation of diiferenr species of Hypericum through in bvitro methods. We are intterested to collect all the species of Hypericum available in India. We are interested to coolect the seeds of H patulum for our research work. Kindly give few addresses to contact who are working on these species. Prof Ravishankar Rai Co Ordinator DOS in Botany Unioversity of Mysort Mysore India
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Subject : Hypericum patulum  

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