Yellow Oleander. Thevetia peruviana, Dogbane Family: ( Apocynaceae ), Yellow Oleander. Also called: Lucky Nut, Mexican Oleander, Thevetia nerifolia, Cascabela thevetia, Cascabela nerifolia, Cerbera peruviana. We wish to thank Wikipedia, the free encyclopedia for some of the information on this page. We share images and information with Wikipedia. This is a very popular landscaping plant in arizona and it is considered an evergreen shrub or small tree. Nerium oleander is used for screens, informal hedges, colorful accents, and cityscapes. By removing the suckers and leaving just a few stems an oleander bush can be trained into a very attractive small tree. Multi - colored oleander line the freeways of lower elevations in Arizona which provide commuters a soothing green display to enjoy while driving through the larger cities. The oleander is a tough durable shrub that is inexpensive and easy to grow in most situations. Abundant, beautiful flowers are produced in many colors and some varieties are delightfully fragrant. New homeowners appreciate oleander's satisfyingly fast growth rate and ability to quickly green up a bare lot. All parts of oleander are poisonous. Quick Notes: Height: Evergreen bush slowly growing to about 3 to 20 feet tall and 3 to 12 feet wide. Flowers: The flowers are regular, fragrant, yellow or orange in color , about 2 inches across in clusters; they bloom in the spring and throughout the summer. There is some bloom in the winter. Flowering Time: Mid May - December. Leaves: The leaves are alternate, nearly sessile; linear to linear lanceolate; up to 6 inches long by about 1/4 inch wide; dark green, glossy. Stems/Trunks: They are gray, extremely tough, and can be trained or pruned as desired. Poisonous. Fruit: A capsule; hard, angled, up to 1inch across, green then to red then to black. Found: Native to southeastern Asia, from southern China west to Pakistan and India. But, according to the USDA it is now native to the USA (CA, FL, LA, TX), USA+ (PR). Hardiness: USDA Zone 9a: to -6.6 �C (20 �F) USDA Zone 9b: to -3.8 �C (25 �F) USDA Zone 10a: to -1.1 �C (30 �F) USDA Zone 10b: to 1.7 �C (35 �F) USDA Zone 11: above 4.5 �C (40 �F) Soil pH requirements: 5.6 to 6.0 (acidic) 6.1 to 6.5 (mildly acidic) 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline) 7.9 to 8.5 (alkaline) Sun Exposure: Full Sun Elevation: Can be found growing from 0 - 2,500 Feet. Habitat: Alkaline, well-drained/light soils. An ideal landscape plant in Arizona. Native to Tropical Americas. Miscellaneous: Flowering Photos Taken May 16, 2006. Arrowhead Ranch, Glendale, Arizona.

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