Leaves. Carolina Yellow Jasmine. Gelsemium sempervirens.	Flowers. Carolina Yellow Jasmine. Gelsemium sempervirens.

Carolina Yellow Jasmine. Gelsemium sempervirens, Logania Family ( Loganiaceae ), Carolina Yellow Jasmine. Also called: Carolina Jasmine, Yellow Jasmine, Jasmine, Jessamine, Woodbine, Poor Man's Rope, Evening Trumpetflower, Bignonia sempervirens, Gelsemium, Gelsemium lucidum, Gelsemium nitidum, Jeffersonia sempervirens, Lisianthus sempervirens. We wish to thank Wikipedia, the free encyclopedia for some of the information on this page. We share images and information with Wikipedia. Gelsemium sempervirens is a twining vine in the family Gelsemiaceae. This attractive, shrubby, evergreen, twining climber gives a short spring display of showy yellow blossoms. It is a good ornamental cover for fences or walls, or of growing across lattice in shade. It will not take full sun in the Arizona summer. It is a fast grower, with stems 10 to 18 feet long. The stems are red - brown aging to a green color then becoming woody up to about 6 inches thick. The leaves are divided into a glossy green, 3 tip leaflet with a two ovate-lanceolate, glossy green cladodes about 2 inches long per petiole and a 3 pronged claw-like climbing appendage. The flowers are single or in small clusters, yellow, trumpet like, with a flared mouth about 1 inch in diameter up to about 2 inch long with 5 petals. They turn into a thin capsule fruit about 12 - 18 inches long which is green ripening to brown in the summer, developing winged seeds. It has tuberous, deep, extensive roots. It's seeds are dispersed by wind and water. Mainly for mild climates. In Arizona, place in shady areas. It will grow well. Not for full sun in Arizona. Carolina jasmine is a good candidate for low maintenance landscapes. Very drought tolerant but tends to drop leaves until watered. Quick Notes: Height: Height to about 25 feet. Equal or greater spread. Usually about 10 to 18 feet tall and long. Flowers: Bright yellow, solitary, funnel-shaped. 2 inches long, 1-1/4 inch diameter. Short Bloom. Flowering Time: Mid February to May in Phoenix. Seed Pod: A very long thin pod, 12 - 18 inches long and about 1/2 inch wide. It has winged seeds about 4 � 1 cm in size. Leaves: Dark green, glossy leaves are narrow oblongs with pointed tips. They and 2 - 3 inches long by about 1/2 inch wide. They are in opposite pairs along smooth twisted reddish - brown stems. Found: Native to the warm temperate and tropical Americas from Guatemala north to the Southeastern United States. The USDA claims it is native of the USA (AL, AR, FL, GA, LA, MS, NC, SC, TN, TX, VA). Hardiness: USDA Zone 8a: to -12.2 �C (10 �F) USDA Zone 8b: to -9.4 �C (15 �F) 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) Soil pH requirements: 6.1 to 6.5 (mildly acidic) 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline) Sun Exposure: Full Sun Elevation: 800 to 5,800 feet In Arizona. Habitat: Nutrient-rich, well-drained soils. An ideal xeriscape landscape plant in Arizona. Miscellaneous: Flowering Photos Taken At Glendale Arizona. February 21, 2008.