• Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Shirley Denton, Suncoast Chapter FNPS

Gelsemium rankinii

odorless jessamine

Nomenclature

Common Name:

odorless jessamine

Synonym(s):

Genus species:

Gelsemium rankinii

Family:

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:

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Availability:

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Propagation:

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Light:

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Moisture Tolerance:

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

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Usually moist, occasional inundation -to- Not wet but not extremely dry

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, Organic

Soil pH:

Acidic

Suitable to Grow In:

8A,8B,9A

Ecology

Wildlife:

Pollinators

Attracts bees.

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

Native Habitats:

Bogs, acidic swamps, wet river swamps.

Comments:

Ethnobotany:

General Comments:

Rarely grown but worthy of consideration for moist areas.



Poisonous and nectar may be toxic to some insects.