Where can you find Nerium oleander?
Nerium oleander is native to the Mediterranean region, including northern Africa, southern Europe and South East Asia (HEAR, 2017). It is extensively cultivated worldwide throughout the tropics and subtropics (PIER, 2018).
Where does oleander grow?
Oleander is a member of the Apocynaceae family, along with star jasmine and periwinkle. It's native to northern Africa and the eastern Mediterranean. This fast-growing evergreen shrub or small tree can be used in your garden as a living screen or wall.Sep 30, 2021
Is oleander found in India?
Nerium oleander - Oleander. Beautiful blossoms, of fragrant pink flowers in bunches, at the tip of branchlets rendering an eye-catching sight that is 'Oleander'. A native of India and China, it is now widely grown in tropical and subtropical gardens, parks, avenues, and is popular for its hue and fragrance.Aug 19, 2007
What does Nerium oleander do to humans?
Oleander (Nerium oleander) is a flowering shrub. It contains chemicals called toxic cardiac glycosides, which can lead to death when consumed. The cardiac glycosides in oleander affect the heart. These chemicals can slow the heart rate down.
How do you grow Nerium oleander?
Plant in a good-sized pot using a soil-based compost and place in a well-lit spot under cover away from central heating, or plant outdoors in a sunny, sheltered spot in mild areas only as oleanders won't tolerate frost. Water regularly and feed during summer. Repot annually or top-dress, in spring.Mar 9, 2021
How is oleander poisonous?
All parts of the nerium oleander are poisonous, primarily due to the contained cardiac glycosides—that is, oleandrin, nerin, digitoxigenin, and olinerin of which oleandrin is the principal toxin. The bark also contains rosagenin which has strychninelike actions.
What is oleander called in India?
Known around India as kanagele, arali, ganneru, kaner and raktakarabi, oleanders have graced Indian gardens for centuries.Apr 20, 2015
What is the common name of Nerium oleander?
Nerium oleander (/ˈnɪəriəm ... / NEER-ee-əm), most commonly known as oleander or nerium, is a shrub or small tree cultivated worldwide in temperate and subtropical areas as an ornamental and landscaping plant....NeriumSpecies:N. oleanderBinomial nameNerium oleander L.Synonyms13 more rows
What is hemlock called in India?
Conium maculatum - Poison Hemlock.Jun 15, 2010
What happens if you touch oleander?
Symptoms: Poisoning as a result of eating an oleander plant can cause severe digestive problems, seizures, comas and even death. Additionally, those that touch the leaves on an oleander plant may experience skin irritation.May 26, 2018
Is it safe to plant oleander?
All parts of oleander — leaves, flowers, stems, twigs, roots — are toxic. Gardeners living outside the shrub's Southern "comfort zone" can grow Nerium oleander in containers and bring them indoors during the winter.Aug 28, 2020
What does Nerium oleander look like?
A perennial, evergreen shrub or small tree up to 25 feet tall with whorled, simple, narrow, sharply-pointed, leathery leaves 3-10 inches long with prominent mid-vein. The showy white, pink or red flowers with five or more petals are produced in the spring and summer.
Summary
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Distribution Table
The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.
Distribution Database Table
Ali H B, Agarwala B K, Kaddou I K, 2012. New records of aphids of the Subfamily Aphidinae (Homoptera: Aphididae) infested herbaceous plants and shrubs for Iraqi aphid fauna. Advances in Bio Research. 3 (4), 66-75. http://www.soeagra.com/abr/abrdec_2012/12.pdf
What is a Nerium oleander?
/ NEER-ee-əm ), most commonly known as oleander or nerium, is a shrub or small tree cultivated worldwide in temperate and subtropical areas as an ornamental and landscaping plant. It is the only species currently classified in the genus Nerium, belonging to subfamily Apocynoideae ...
Where is oleander grown?
Oleander is a vigorous grower in warm subtropical regions, where it is extensively used as an ornamental plant in parks, along roadsides and in private gardens. It is most commonly grown in its natural shrub form, but can be trained into a small tree with a single trunk.
How tall does Nerium grow?
Nerium grows to 2–6 m (7–20 ft) tall. It is most commonly grown in its natural shrub form, but can be trained into a small tree with a single trunk.
Where did the name Nerium come from?
The genus name Nerium is the Latinized form of the Ancient Greek name for the plant nẽrion (νήριον), which is in turn derived from the Greek for water, nẽros (νηρός), because of the natural habitat of the oleander along rivers and streams.
Is Nerium oleander a dogbane?
Nerium oleander is the only species currently classified in the genus Nerium. It belongs to (and gives its name to) the small tribe Nerieae of subfamily Apocynoideae of the dogbane family Apocynaceae. The genera most closely-related thus include the equally ornamental (and equally toxic) Adenium G.Don and Strophanthus DC. - both of which contain (like Oleander) potent cardiac glycosides that have led to their use as arrow poisons in Africa. The three remaining genera Alafia Thouars, Farquharia Stapf and Isonema R.Br. are less well-known in cultivation.
Why is Galveston known as the Oleander City?
Because of its durability, oleander was planted prolifically on Galveston Island in Texas after the disastrous Hurricane of 1900. They are so prolific that Galveston is known as the 'Oleander City'; an annual oleander festival is hosted every spring.
What animals eat oleanders?
Caterpillars of the polka-dot wasp moth ( Syntomeida epilais) feed specifically on oleanders and survive by eating only the pulp surrounding the leaf-veins, avoiding the fibers. Larvae of the common crow butterfly ( Euploea core) and oleander hawk-moth ( Daphnis nerii) also feed on oleanders, and they retain or modify toxins, making them unpalatable to potential predators such as birds, but not to other invertebrates such as spiders and wasps.
How tall is an oleander?
Description. Oleander is a rapidly growing evergreen, rounded shrub or small tree native to Europe and Asia. It grows to heights between 6.5' and 19.5' tall and 6' to 10' wide. Its large size makes it an ideal choice for use as a screening plant, or in the back of a border.
When does a sage plant bloom?
This plant blooms in late spring to late summer and it comes in a variety of flower colors. The fruits are nonornamental. When branches are broken they exude a thick, gummy, sap which can cause contact dermatitis. This plant dies in the winter in zone 7 and the upper bound of zone 8.
Where do oleanders grow?
Oleander is native to dry Mediterranean stream beds , and established plants will tolerate some drought and poor soils. However, container plants seem to do best in fertile soils with good drainage. Water regularly but let plant soils dry out between waterings.
What is a container plant?
Container plant for sunny decks, patios and other locations around the home. In Zones 8-10, these plants are used in a variety of landscape applications including hedges, screens, foundation plantings and borders.
Is Nerium oleander poisonous?
Narrow, willow-like, linear-lanceolate, glossy dark green leaves (to 5” long) have distinctive midribs. All parts of this plant are poisonous if ingested. Plant saps can cause allergic skin reactions in some people. Smoke from burning plant material can also be quite toxic. May be trained as a standard. Many cultivars are available in commerce with single or double flowers and in dwarf (2-4’ tall), medium (5-8’ tall) and large (9-20’ tall) plants. Sometimes also commonly called rosebay.
Overview
Habitat and range
Nerium oleander is either native or naturalized to a broad area spanning from Northwest Africa and Iberian peninsula eastward through the Mediterranean region, to the Arabian peninsula, southern Asia, and as far east as Yunnan in southern parts of China. It typically occurs around stream beds in river valleys, where it can alternatively tolerate long seasons of drought and inundation fro…
Description
Oleander grows to 2–6 m (7–20 ft) tall, with erect stems that splay outward as they mature; first-year stems have a glaucous bloom, while mature stems have a grayish bark. The leaves are in pairs or whorls of three, thick and leathery, dark-green, narrow lanceolate, 5–21 cm (2–8 in) long and 1–3.5 cm (0.39–1.4 in) broad, and with an entire marginfilled with minute reticulate venation web typic…
Etymology
The origins of the taxonomic name Nerium oleander, first assigned by Linnaeus in 1753, are disputed. The genus name Nerium is the Latinized form of the Ancient Greek name for the plant nẽrion (νήριον), which is in turn derived from the Greek for water, nẽros (νηρός), because of the natural habitat of the oleander along rivers and streams.
The word oleander appears as far back as the first century AD, when the Greek physician Pedani…
Taxonomy
Nerium oleander is the only species currently classified in the genus Nerium. It belongs to (and gives its name to) the small tribe Nerieae of subfamily Apocynoideae of the dogbane family Apocynaceae. The genera most closely-related thus include the equally ornamental (and equally toxic) Adenium G.Don and Strophanthus DC. - both of which contain (like Oleander) potent cardiac glycosides that have led to their use as arrow poisons in Africa. The three remaining genera Alafia
Nerium oleander is the only species currently classified in the genus Nerium. It belongs to (and gives its name to) the small tribe Nerieae of subfamily Apocynoideae of the dogbane family Apocynaceae. The genera most closely-related thus include the equally ornamental (and equally toxic) Adenium G.Don and Strophanthus DC. - both of which contain (like Oleander) potent cardiac glycosides that have led to their use as arrow poisons in Africa. The three remaining genera Alafia
Synonymy
The plant has been described under a wide variety of names that are today considered its synonyms:
• Oleander Medik.
• Nerion Tourn. ex St.-Lag.
• Nerion oleandrum St.-Lag.
Ecology
Some invertebrates are known to be unaffected by oleander toxins, and feed on the plants. Caterpillars of the polka-dot wasp moth (Syntomeida epilais) feed specifically on oleanders and survive by eating only the pulp surrounding the leaf-veins, avoiding the fibers. Larvae of the common crow butterfly (Euploea core) and oleander hawk-moth (Daphnis nerii) also feed on oleanders, and the…
Ornamental gardening
Oleander is a vigorous grower in warm subtropical regions, where it is extensively used as an ornamental plantin parks, along roadsides and in private gardens. It is most commonly grown in its natural shrub form, but can be trained into a small tree with a single trunk. Hardy versions like white, red and pink oleander will tolerate occasional light frost down to −10 °C (14 °F), though the …