click on a thumbnail to view an image, or see all the Hypericum thumbnails at the Plants Gallery ©G.A. Rose-of-Sharon (Hypericum calycinum) is regarded as an environmental weed in Victoria, and as a potential environmental weed in other parts of south-eastern Australia. Drought, dry soil tolerant, it spreads quickly via underground stems to be a perfect erosion control. Tolerates fairly dry and alkaline soils. Also called Aaron's Beard, the sturdy branches easily support the 2 inch yellow Hypericum calycinum 'Crowthyp' also known as Hypericum calycinum Carnival is a low, compact, evergreen shrub with a spreading habit, which is perfect for ground cover. Category: Native Perennials. In summer, bright yellow flowers, 2 in. long, ovate, blunt or rounded at the tip, sessile. Allan Armitage calls the species "one of the finest ground covers available" for good reason. A widely used and attractive evergreen groundcover which is dense, but not invasive. It is hardy to zone (UK) 6. California, Oregon and Washington) and in New Zealand. Native/Non-native – Native Hardiness Zone – 5-7 Sun – Full sun to partial sun Moisture – Average to moist Size – 15-18″ height x 24″ spread Comments * Profuse yellow flowers * Widely used dependable ground cover. Also naturalised beyond its native range in Europe, in western USA (i.e. The hypericums are readily recognized by their smooth-margined oval leaves borne in opposite pairs along upright, wiry stems, but mostly by their distinctive flowers, which are typically composed of five green sepals, five bright, satiny-yellow petals and numerous, slender, silken stamens surrounding a pear-shaped green ovary. Cooper. CHECK AVAILABILITY. It is much more frequent in cultivation and increasingly occurs as a garden escape or throw-out on refuse tips, in wood margins, etc. Rose of Sharon An attractive evergreen ground cover which is dense, but not invasive. Arranged along procumbent stems, the oval leaves emerge soft orange and buttery-yellow before turning to chartreuse-green. Family: Hypericaceae. Hypericum calycinum (St. John's Wort) Blazing yellow flowers stand out against the green foliage of this semi-evergreen shrub. 'Hidcote' is a very showy shrub to 4 ft (25.4 m) tall, that produces an abundance of golden yellow flowers over a prolonged blooming season. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Hypericum calycinum – St. Johns Wort ... Hypericum calycinum – St. Johns Wort. Skip to main content Featured: Lysimachia arvensis ... Hypericum calycinum L. appears in other Kew resources: IPNI - The International Plant Names Index. Scientific name: Hypericum calycinum: Taxonomy. Herbarium Catalogue (1 records) Date Reference Identified As Barcode Type Status ; Madriñán [s.n.] It is believed that the word hypericum comes from the Greek word “hyper” which means over and “eikon” or image and the name St. John’s wort seems to have been adopted as the flowers bloom around June 24th or St. John’s Day. Family: Hypericaceae: Type: Groundcovers evergreen: Native: NO: Plant Requirements. Provided by Smithsonian Institution, Department of Botany . Hypericum calycinum 'Golden Rule' (St. John's Wort) is a small shrub noted for its colorful foliage. Overview; Gallery; Names; Classification; Records; Literature; Sequences; Data Partners + Online Resources. It is in leaf all year, in flower from June to September, and the seeds ripen from September to October. Semi-evergreen, stoloniferous, ground cover, with procumbent or ascending stems, 12-18 inches (30-45 cm) high. PNW Plant Disease Management . Excellent on slopes, in mass, or individually. Genus: Hypericum. Flowers, yellow, solitary, almost flat, 7.5 cm across, bloom June-Oct. Sun and part shade, will grow in any reasonably well drained soil. Opuntia leucotricha (Arborescent Prickly Pear, Aaron's Beard Cactus), a species of prickly pear cactus, endemic to Mexico. Drought tolerant. Deep green, oval leaves and 2" gold flowers with pincushion-like, center-clustered stamens in late spring and early summer. The star-shaped flowers heads display a bushy array of stamens with red anthers that appear as a central tuft. It looks refreshingly nice with its variegated foliage of lemon and lime, and also the new growth on the plants is blushed with pink. Pronunciation: hi-PER-i-kum kal-e-SI-num. Zone: 5 to 9: Sun: Full to partial sun: Plant Characteristics. hypericum: From the Greek hyper (above) and eikon (picture), the plant was hung above pictures to ward off evil spirits Back to top Hypericum calycinum, a dicot, is a shrub that is not native to California. Hypericum Hidcote (St. John's wort ‘Hidcort’). Unlike other varieties, its foliage will not revert to dark green. JSON; GBIF; Encyclopaedia of Life; Biodiversity Heritage Library ; PESI [counting] records This map contains both … Summer flowering with cheery blooms, colourful fruits, aromatic foliage when crushed and good autumn colour. Dec 10, 2018 - Hypericum calycinum Brigadoon is just the plant you're looking for to brighten up lightly shaded areas. Hypericum calycinum . This species is accepted, and its native range is SE. Damp autumns also reduce seed-set, and seed and the rare seedlings suffer predation by sparrows. This division into distinct sections is largely due to the fact that a genus-wide monograph was performed by Robson in 1977, which allowed for a comprehensive analysis of the genus's taxonomy. Low-growing with creeping roots which form a close green carpet of leafy shoots, once established, Rose of Sharon will grow almost anywhere, it will grow in anything from poor to … Saxifraga stolonifera (Creeping Saxifrage, Strawberry Geranium), native to Asia. The plant is my native Hypericum prolificum, Shrubby St. John’s Wort, in the Clusiaceae Family (St. John’s Wort Family). Height: 1 ft: Width: 2 ft: Bloom: Summer flowers: Bloom Time: July to August: Bloom Color: Yellow: Additional Characteristics. Hypericum calycinum. Often used as groundcover and in areas with erosion. Email to a friend . Bright yellow flowers in summer. Boething Treeland Farms grows over 1,200 varieties of trees, shrubs, perennials and specialty plants on ten California nurseries to serve the wholesale landscape and nursery industries throughout the Western United States and beyond. St. John’s-Wort: USDA Zone: 6-9: Plant number: 1.280.530 (=‘Allgrandeur’) A hybrid deciduous upright shrub native to southwest and south-central Europe. Small shrub to about 18 inches (45 cm) with a slightly larger spread to 24 inches (60 cm). Overall Mature Size: Small. Leaves simple, opposite, triangular-lanceolate, about 4 cm long, dark green above, pale below. If you keep it in mind, you can try to replicate these conditions at home, and you’ll likely end with a healthier plant. Knowing your plant’s native region is very useful, as it can give you tips on which environment is best for your St. John’s Wort. Native to (or naturalized in) Oregon: No. First published in Mant. All naturalised plants appear to have been derived from the original introduction, as fertile seed is sparsely and erratically produced owing to self-incompatibility. The genus Hypericum contains approximately 500 species which are divided into 36 sections as described by botanist Norman Robson. are jealous of this wonderful native plant. Hypericum calycinum (Great St. John's-wort, Jerusalem Star), widely cultivated. J. Schröt, the causal agent of St. John's wort (Hypericum calycinum L.) defoliation in the city of Zagreb. Hypericum calycinum is an evergreen Shrub growing to 0.3 m (1ft) by 1 m (3ft 3in) at a fast rate. The plant is self-fertile. Hypericum × inodorum Mill.. Synonyms: H. elatum Ait.;H. One of the nicest groundcovers when in bloom. Leaves slightly to strongly aromatic when crushed, deep green, 1 1 ⁄ 2 to 3 in. Hypericum calycinum St. John's wort. There are over 490 species of Hypericum worldwide. Many are native to the United States but one is considered a weed by farmers. Hardy in the US in Zones 5 to 10: UK H6. K000696082: Bibliography. Fragmenta Phytomedica et Herbologica 31:100-103. Hypericum anagalloides is a native species that could be confused with H. perforatum, but the former is a species of moist to wet bogs, ditches, and lawns—sites that are more moist than where H. perforatum is typically found. Social media. Hypericum 'Hidcote', one of the most popular St. John's worts, is believed to have resulted from the hybridization of H. calycinum and H. X cyathiflorum, itself a hybrid between two other European species. One of our best ground covers, the Brigadoon produces golden yellow green foliage with some tinges of red. Shrub of two to four feet (60 cm to 1.2 m). The Hypericum Calycinum is native to southwest Asia and southeast Europe. Hypericum calycinum Aaron's beard, St. John's wort . Hypericum calycinum St. John's Wort, Aaron's Beard These shrubs and perennials have long-blooming, bright yellow flowers in summer. Native to Southern Europe, southwestern Asia. Common name: Creeping St. John's Wort . Type: Broadleaf. Out of these, Hypericum androsaemum is extremely rare as a native species and only known from a small, rather disjunct area in Wallonia (Saintenoy-Simon 1985). Etymology. Pl. Hypericum calycinum (St. John’s wort). On top of all these colours, in the summer months, it produces golden-yellow flowers too. Related Products. It is also present as a relic in old parks or near castles. Hypericum calycinum Aaron's Beard, Creeping St. John'swort. A Pacific Northwest Extension Publication Oregon State University Washington State University University of Idaho . Secretly I think the other flowers . Notes. Plant Type: Ground Covers / Shrubs Evergreen-Deciduous: Evergreen. Hypericum inodorum Miracle Grandeur. persistens F. Schneider; H. multiflorum Hort.. A sub-evergreen shrub up to 5 ft high, with slightly angled, branching stems. Observation Search (120 records) Plant Characteristics. Hypericum calycinum 'Brigadoon' Growing and Maintenance Tips. Hypericum calycinum L. Rose-of-Sharon species Accepted Name authority: UKSI Establishment means: Non-native Establishment status: GB Establishment Status - Established. Aaron's Beard . Semi-evergreen shrub, 2-5 ft (0.6-1.5 m) high, rounded shape. This is considered a herbaceous perennial plant that is native to Europe and Asia. Hypericum, or St. John's Wort, grows to about 15 to 18 inches with a 24 inch spread. H. calycinum was introduced into Britain in 1676, but not recorded from the wild until 1809. Bulgaria to NW. Native to (or naturalized in) Oregon: No. 'Brigadoon' is stoloniferous and may be propagated by seed, division or terminal cuttings. & N. Turkey. In our experience, 'Brigadoon' performs best in rich, moist soils and partial shade, and may burn in the full summer sun of zone 7. Plant Distribution. Hypericum calycinum (Rose of Sharon).