Swamp Jessamine

Gelsemium rankinii

SKU
3816
Prized vine for its spectacular display of bright yellow flowers twice a year; spring and fall. Great on trellis, arbor or over fences and walls. Native to southeast U.S. Evergreen to semi-evergreen. Full to partial sun. Fast-growing stems to 10 to 20 feet. Cutting grown.
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7 - 9

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Full sun, Partial sun

Water regularly to maintain evenly moist soil - weekly, or more often.

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Botanical Pronunciationjel-SE-mi-um RAN-kin-eye
LoreThis rare, twining, evergreen vine is native to forested and swampy areas of the extreme southeastern United States. All parts of this plant can cause toxicity if ingested.
Average Size at MaturityFast-growing vine to 10 to 20 ft. long.
Bloom TimeSpring, repeating in fall.
Design IdeasUse this easy-to-grow vine on shade structures, fences and over gateways for an evergreen screen. Covers surfaces quickly and very well, but does not self cling. Good on chain-link fences and can easily cloak the fence around a tennis court.
Deciduous/ EvergreenSemi-evergreen
Flower AttributeLong Bloom Season, Showy Flowers
Flower ColorYellow
Foliage ColorGreen
Garden StyleCottage, Rustic
Growth HabitClimbing
Growth RateFast
Landscape UseErosion Control, Espalier, Privacy Screen, Woodland Garden
Light NeedsFull sun, Partial sun
Soil NeedsFruit Tree & Vine
Special FeatureAttracts Hummingbirds, Easy Care, North American Native Selection, Tolerates Wet Soils, Fast Growing, Bird Friendly
Water NeedsModerate
Watering NeedsWater regularly to maintain evenly moist soil - weekly, or more often.
Key FeatureShowy Flowers

Thrives in enriched, slightly acidic, evenly moist, well-drained soil. Water deeply, regularly during first growing season to establish extensive root system. Provide support such as trellis or arbor, or allow to ramble on the ground. Prune annually to control size. Sap may irritate; protect skin when pruning. Not fit for human or animal consumption.

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This Plant's Growing Zones: 7 - 9

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