Gelsemium rankinii

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Odorless Jessamine

Gelsemiaceae

Plant Specifics

Form:Vine
Size:To 20 ft
Life Span:Long-lived perennial
Flower Color:Yellow
Fruit Color:Brown
Phenology:Evergreen
Noted for:Showy flowers, Interesting foliage

Landscaping

Recommended Uses:Grow on support or up a tree in moist areas. Can make a good screen on a fence.
Considerations:The flowers, leaves, and roots are poisonous and may be lethal to humans and livestock. The species nectar may also be toxic to honeybees if too much is consumed and honey made from Carolina Jessamine nectar may be toxic to humans.
Propagation:Seed or hardwood and semi-hardwood cuttings.
Availability:Native nurseries, Seed
Light: Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Usually moist, occasional inundation ----- to ----- Not wet but not extremely dry)
Moisture Tolerance: Usually moist, occasional inundation ----- to ----- Not wet but not extremely dry
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Low/no tolerance of salty wind or direct salt spray
Soil or other substrate:Loam, Organic material (muck), Sand
Soil pH:Acidic

Ecology

Wildlife:

Possibly used by hummingbirds, but toxins in the nectar may make it a last resort.

Insects:
 

Attracts bees.

Native Habitats:Bogs, acidic swamps, wet river swamps.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
8A 8B 9A 

USDA zones are based on minimum winter temperatures

Comments

General Comments:

Rarely grown but worthy of consideration for moist areas.

Poisonous and nectar may be toxic to some insects.