FNPS Plant Database

Gelsemium sempervirens

yellow jesamine, Carolina jasamine
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Mark Hutchinson, Hernando Chapter, FNPS
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Ginny Stibolt, Ixia Chapter FNPS

Nomenclature

Common Name:

yellow jesamine, Carolina jasamine

Synonym(s):

Genus species:

Gelsemium sempervirens

Family:

Gelsemiaceae

Plant Specifics

Form:

vine

Size:

To 25 ft long vines.  

Life Span:

Long-lived perennial

Flower Color:

yellow

Fruit Color:

brown

Phenology:

Evergreen. Blooms late winter. Moderately-long lived (Nelson 2003).

Noted For:

Showy Flowers, Interesting Foliage

Landscaping

Recommended Uses:

Train on a fence or arbor, allow to climb trees. Can be used as a groundcover but does not bloom well with that use.

Considerations:

Availability:

Big Box Stores, Quality Nurseries, Native Nurseries, FNPS Plant Sales

Propagation:

Seed and cuttings.

Light:

Full Sun, Part Sun

Moisture Tolerance:

Always Flooded---------------------------------Extremely Dry

â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â–¡â– â– â– â– â– â– â– â– â– â– â– â– â– â– â– â– â– â– â– â– â– â–¡â–¡â–¡â–¡â–¡â–¡

Usually moist, occasional inundation -to- Somewhat long very dry periods

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

Low/no tolerance of salty wind or direct salt spray

Soil or Other Substrate:

Sand, Loam

Soil pH:

Acidic

Suitable to Grow In:

8A,8B,9A,9B

USDA zones are based on the average annual extreme minimum winter temperature.



Don't know your zone? Click here to search by zip code.

Ecology

Wildlife:

Pollinators, Butterflies, Hummingbirds, Birds

Flowers attract bees and butterflies.  Bees include  Habropoda laboriosa, Bornbus griseocollis, B. impatiens and Xylocopa virgilzica Krornbeini (Deyrup et al. 2002).

Attracts hummingbirds. 





Birds attracted to the fruits include warblers, grosbeaks, cardinals, mockinbirds, titmice, chickadees, and thrashers. 

Native Habitats:

Mesic to xeric hardwood forests and upland mixed forests, secondary woods, bluffs, floodplains, flatwoods, ruderal.

Natural Range in Florida:

Comments:

Ethnobotany:

Toxic if eaten. Used in homeopathic medicine.

General Comments:

Climbs by twining.

Citations:

Deyrup, Mark; Jayanthi Edirisinghe, and Beth Norden.  2002. The diversity and floral hosts of bees at the  Archbold Biological Station, Florida (Hymenoptera: Apoidea). Insecta Mundi. 544.   https://digitalcommons.unl.edu/insectamundi/544.



Haehle, Robert G. and Joan Brookwell.  1999.  Native Florida Plants.  Gulf Publishing Company.  Houston, TX.



Huegel, Craig, N.  2012.  Native wildflowers and other ground covers for Florida landscapes. University Press of Florida, Gainesville, FL.



https://www.wildflower.org/plants/result.php?id_plant=gese



Nelson, Gil.  2003.  Florida's Best Landscape Plants. Association of Florida Native Nurseries.



Osorio, Rufino. 2001. A gardener's guide to Florida's native plants.  University Press of Florida, Gainesville, FL.



University of Tennessee Extension Service.  Desired Ph Range and salt tolerance of common nursery plants.    https://extension.tennessee.edu/mtnpi/Documents/handouts/Fertility/Desired-pH-Range-List.pdf   accessed 2021.



Watkins, John and Thomas Sheehan.  1975.  Florida Landscape Plants, Native and Exotic. University Presses of Florida, Gainesville. (light, soil, salt)



Wunderlin, R. P., B. F. Hansen, A. R. Franck, and F. B. Essig. 2021. Atlas of Florida Plants ( https://florida.plantatlas.usf.edu/ ).  Institute for Systematic Botany, University of South Florida, Tampa.

Request an update