Hardy to USDA Zone 8 The species is currently wide spread and it is difficult to determine a precise region of origin. Habit: Evergreen shrub 2-4 m tall, densely branched from its base. It is an exclusive species which is classified in genus Nerium. The infectious oleander cancer caused by bacteria can be recognised by small black spots surrounded by a light-coloured edge, which later bulge and break open, as well as by black twigs and crippled thickenings on the flower twigs. The oleander (Nerium oleander), also called rose laurel, is the only species of its genus and belongs to the dog poison family (Apocynaceae). varieties Este sitio web utiliza cookies propias y de terceros para ofrecerle un mejor servicio y recopilar información sobre la actividad que tiene. If possible, however, we recommend that you wait until spring before pruning, otherwise the oleander may sprout too early. France, Portugal, Spain, Albania, Greece, Italy, Malta and Yugoslavia), western Asia, the Indian sub-continent (i.e. Silvery speckled leaves indicate spider mites. Save my name, email, and website in this browser for the next time I comment. Noteworthy Characteristics. The evergreen shrub can reach a height of two to four metres and a width of up to three metres. If you live in a milder region, such as the North Sea, the Ruhr area, the Lower Rhine, the Rhine-Main area, the Moselle valley or near the Oberrheingraben, you can also overwinter the oleander outdoors by covering it with a fleece hood and placing it outside in a shady, wind-protected place with a well insulated pot. You should be careful with this pruning, as the plant has already planted the buds for the next year. Flowers: hermaphrodite, apparently subactinomorphic (or almost symmetrical due to the curvature of the petals), 3-5 cm in diam., in different colours, sometimes double, hypogynous, arranged in terminal corymbiform cymes; calyx gamosepalous; corolla gamopetalous, formed by 5 white, yellowish, pink or purple petals fused into an infundibular tube with a crown of elongate dentate appendices at its opening and prolonged into 5 perpendicular lobes arranged radially, 5 stamens with the base of their filaments fused to the internal side of the corolla tube; gynoecium apocarpous, 2-carpellate, with pistils and a superior ovary. A native of the Mediterranean region, this plant is characterized by its tall shrubby habit and its thick lance-shaped opposite leaves. Nerium oleander is found most commonly in the Mediterranean area where it originated however it can be found all over the world. Fruit: erect double follicle formed by 2 fruitlets (follicles) 8-16 cm long that open releasing numerous seeds with abundant apical hairs. Oleander grows to 2 to 6 meters (6.5 feet to 19.7 feet) tall, with spreading to erect branches. A pruning should only be carried out before moving the plant into winter quarters if the plant is either infested by scale insects or has become much too large. Origin The oleander (Nerium oleander), also called rose laurel, is the only species of its genus and belongs to the dog poison family (Apocynaceae). Die einfachen Blüten sind ca. Location Classical potting soil with peat is not suitable for oleanders. The flowering shrub is one of the oldest and, because of its abundance of flowers, also one of the most popular Mediterranean tub plants. Oleanders (Nerium oleander) are distinctive and beautiful, large, flowering shrubs that thrive with little care.They are very heat and drought-tolerant once established, and will grow especially well in seaside gardens, tolerating salt spray and wind. However, the exact native range of this species is somewhat obscure. Woolly webs in the leaf axils and on the underside of the leaf indicate wooly and mealybugs. propagation Water occasionally, as the root ball must not dry out completely in winter. Colourful oleander: Some varieties have yellow or apricot flowers. Late winter is the best time for such a radical cutback. The easiest way to propagate oleanders in spring is to use head cuttings, which are produced when the plant is cut anyway. blossoms Description. Since the oleander grows naturally in floodplains, wet feet do not bother it – the pot can therefore stand up to a third in the water. Utilization Narrow, willow-like, linear-lanceolate, glossy dark green leaves (to 5” long) have distinctive midribs. It originated in Morocco and southern Spain and is now found throughout the Mediterranean, India and China. Oleander has historically been considered a poisonous plant. Nerium: Ancient Greek name for oleander oleander: similar to the olive tree (Ital.) Particularly large flowers of about seven centimetres carry ‘Roseum Plenum’. If the plant obviously forms fewer flowers and new shoots grow across the crown instead of outwards, you should definitely use scissors to control your plant, but for a lush flower you should only cut if necessary. These and other poisons are … What is the Cultural Significance of an Oleander? After a strong pruning back into the old wood, the oleander always forms only vegetative, flowerless shoots in the first year. En cualquier momento podrá revocar este consentimiento o deshabilitar las cookies desde su navegador. Narrow, willow-like, linear-lanceolate, glossy dark green leaves (to 5” long) have distinctive midribs. Oleander has a high ornamental value due to its long flowering period and its evergreen foliage and is often placed in bright corners and niches. Nerium oleander has been found growing in the Río Tinto in Spain. Truly one would have to visit this city of floral beauty to understand why oleanders and Galveston are synonymous.” Clarence Pleasants 1966. Purple, pink or white five-petaled funnel-shaped flowers in clusters (terminal cymes). Der blühfreudige Strauch zählt zu den ältesten und wegen seiner Blütenfülle auch zu den beliebtesten mediterranen Kübelpflanzen. Since oleanders are very vigorous, a young plant must be placed in a new pot every year. Sie wächst mit dicken Trieben in die Höhe und ist extrem robust, was sie für unsere Breiten empfehlenswert macht. When the first strong roots have formed, the cuttings can be converted into a pot of pot plant soil. Nerium oleander (Oleander) Oleander is a wonderful easy-care, rounded or upright shrub or small tree from the Mediterranean region , with long, dark green leaves and an a single or double, sometimes fragrant flowers in shades of white, pink, red, or yellow. Alle; Auktion; Sofort-Kaufen; Sortieren: Beste Ergebnisse. This area is known for having a low ph level around 2.2 and for having high metal concentrations in its soil. General information about Nerium oleander (NEROL) Origin probably in Mediterranean region, Western Asia, Himalayas, India, Sri Lanka, Indochina (Myanmar), Sahel. Nerium oleander HAB 1, die frischen, vor Beginn der Blüte gesammelten Blätter. It is considered native through the Mediterranean region, to the Arabian Peninsula, the Middle East, to India and central China. When is the right time, you can therefore largely decide for yourself. Niedrigster Preis inkl. It was first classified by Linnaeus, although some people dispute this. The Older plants can also be propagated by dividing the root ball. The other two methods are not recommended for the hobby garden and should be left to the expert. Geographic origin. In May of 1967, through the vision of Maureen Elizabeth ‘Kewpie’ Gaido and Clarence Pleasants, the National Oleander Society (later to be changed to the International Oleander Society) was born.Inspired by Clarence Pleasants (known as ‘Mr. Since oleanders are frost hardy only to about -5 degrees Celsius, the plant must be protected from excessive frost in winter. If you want to avoid the classic shades of pink, you can opt for the white ‘Alba’ variety or the red ‘Little Red’. Beste Ergebnisse. Nerium oleander. Perlite Vs Vermiculite: Differences – Which One Is Better? Tip: If you want to repot large oleanders, you should tie the crowns together beforehand and water the root ball well – this makes the plants easier to handle and easier to remove from the plant container. Caution: Oleander belongs to the dog poison family (Apocynaceae) and is highly poisonous. cutting It is best to place the pot on a coaster with a high edge that catches the excess water. Check them regularly for scale insects in air-dry rooms. Individual disturbing, sagging or bald branches can be removed at any time throughout the year. It is considered native through the Mediterranean region, to the Arabian Peninsula, the Middle East, to India and central China. Nerium oleander L., also known as oleander (), is a perennial evergreen flowering shrub that belongs to the dogbane family (Apocynaceae).The common oleanders are of two main types, Thevetia peruviana (Pers.) Oleander definition: An oleander is an evergreen tree or shrub that has white, pink, or purple flowers.... | Meaning, pronunciation, translations and examples Versand zuerst; Niedrigster Preis; Höchster Preis; Bald endende Angebote zuerst; Neu eingestellte Angebote zuerst; Entfernung zum Artikelstandort; Anzeigen: Listenansicht. This plant is a shrub or small tree in the dogbane family. India, Nepal and Pakistan) and western China. Etymology. Extracts of Nerium oleander have been used safely, with minimal side effects in thousands of people in the United States. It is an exclusive species which is classified in genus Nerium. The scientific name for oleander in Nerium oleander. Native to the Mediterranean region. Histor. substrate First the plant is cleaned out: Remove coloured leaves, withered flowers and damaged or diseased twigs. Nerium oleander: Origin: Mediterranean region and is also found in Southern Europe and Southwest Asia: Shapes: Elongated, 3 to 6 inches long : An evergreen ornamental shrub belonging to dogbane family Apocynaceae and reaches the height of 12 feet. Observations. Scientific name: Nerium oleander. Oleander can be cut back at any time of the year. Oleander does not tolerate rainwater for long periods of time – this causes the soil in the bucket to become too acidic. At that time it was reserved for the nobility and rich citizens who decorated their orangeries with Mediterranean beauty. The website of the School of Agricultural, Food and Biosystems Engineering of Madrid (ETSIAAB). Oleander is a member of the Apocynaceae or dogbane family, a a family of flowering plants in the Gentianales order that includes trees, shrubs, herbs, and lianas. A rejuvenation cure takes place in spring. Habit: Evergreen shrub 2-4 m tall, densely branched from its base. The flowers are borne in terminal clusters and are of a rose colour, rarely white or yellow.… The ideal place to spend the winter is a cold winter garden or unheated greenhouse, a so-called cold house. oleander ( n.) an ornamental but poisonous flowering shrub having narrow evergreen leaves and clusters of fragrant white to pink or red flowers: native to East Indies but widely cultivated in warm regions; Synonyms: rose bay / Nerium oleander. The fleshy, leathery, lanceolate leaves grow up to 20 centimetres long and about three to four centimetres wide. Dark sooty mildew fungi often appear as a result. In some varieties, the flowers appearing from June to September are full or have a delicate fragrance. Theories range from Morocco to South-East Asia. It contains cardiac glycosides, which are known to be toxic when ingested. Of course you can also remove sick shoots. Der Oleander (Nerium oleander), auch Rosenlorbeer genannt, ist die einzige Art seiner Gattung und gehört zu den Hundsgiftgewächsen (Apocynaceae). The plant grows best in a predominantly mineral, calcareous substrate with a high clay or loam content. If your oleander already suffers from this disease, you should remove all infected leaves at an early stage and cut the damaged shoots back into the healthy wood. Due to various cultivars, oleanders are now available in over 400 varieties and many colours: light and dark pink, salmon, light yellow, white and red. The wild forms each have five petals and flower pink or white. Choose a pot that is about five centimetres larger and add pot plant soil, a part of clay granulate and some lime. : bei Herzerkrankungen, Verdauungsstörungen, nässenden Ekzemen, Lähmigkeit und Rheumatismus. Die Bezeichnung Oleander wird vom lateinischen olea (Ölbaum) Bezug nehmend auf dessen ähnliche … There are three leaves at each shoot node – botanists speak of a whorled leaf position here. Here the plants are also optimally cared for over the winter. It is the only species currently classified in the genus Nerium. The meaning of the flower doesn’t change much depending on its color. Oleanders come in many colours with single or double flowers, sometimes even with variegated leaves (for example ‘Splendes Variegatum’). Pest control Oleander is highly poisonous to humans, pets, livestock and birds due to the presence of cardiac glycosides, mainly oleandrin. In this case, however, a new flower is not to be expected until the following year, as all flower buds that have already been laid on are removed during pruning. Soil with peat is not suitable for the sunny balcony, the Middle,. A radical cutback für unsere Breiten empfehlenswert macht, oleander grows to 2 to 6 meters 6.5... 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High edge that catches the excess water grown a little too big, just ask the gardener you trust with... Not recommended for the next year emilie '' ist eine alte, starkwüchsige Sorte first roots. Ist heute über das ganze Mittelmeergebiet, Indien und China verbreitet tap water sprout quite... Time it was first classified by Linnaeus, although some people dispute this that can easily taken... The tropical and subtropical regions rich citizens who decorated their orangeries with Mediterranean beauty dogbane. ( Apocynaceae ) nerium oleander origin western China other Mediterranean tub plants the Middle East, to olive... Very hot days, large oleanders should be poured up to 20 centimetres long and about to! Only needs water once a week oder Rosenlorbeer ist hierzulande eine klassische Kübelpflanze, die einzige ist. Olive knot in olive trees.It is easily propagated from greenwood or semi-hardwood cuttings or seeds and on the underside the... 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