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Gelsemium rankinii

Phonetic Spelling
gel-SEM-ee-um rank-EN-ee-eye
This plant has high severity poison characteristics.
See below
Description

Swamp Jasmine is a woody vine, trailing or high climbing, native to the southern US.  It can be found in swampy areas of forests and natural land and is often cultivated in landscapes.  It is evergreen, its leaves opposite and simple with a smooth margin.  Its yellow flowers, which bloom in the spring and fall, are funnel-shaped with 5 lobes and are not aromatic.  Its fruit is a thin, flattened capsule. 

This plant can be grown in sun to shade and needs rich, acidic, moist to wet soil.  It offers wildlife enhancement and is resistant to damage by deer.

Cultivars:
Tags:
#evergreen#native plants#yellow flowers#playground#vines#children's garden
Cultivars:
Tags:
#evergreen#native plants#yellow flowers#playground#vines#children's garden
  • Attributes:
    Genus:
    Gelsemium
    Species:
    rankinii
    Family:
    Loganiaceae (Gelseminaceae)
    Life Cycle:
    Woody
    Country Or Region Of Origin:
    Southern USA, NC
    Distribution:
    Rare in the NC Coastal Plain
    Play Value:
    Wildlife Enhancement
    Climbing Method:
    Twining
  • Whole Plant Traits:
    Plant Type:
    Native Plant
    Perennial
    Poisonous
    Vine
    Leaf Characteristics:
    Broadleaf Evergreen
    Habit/Form:
    Climbing
    Spreading
    Growth Rate:
    Rapid
    Texture:
    Fine
  • Cultural Conditions:
    Light:
    Full sun (6 or more hours of direct sunlight a day)
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Texture:
    High Organic Matter
    Soil pH:
    Acid (<6.0)
    Soil Drainage:
    Good Drainage
    Occasionally Wet
    NC Region:
    Coastal
    Usda Plant Hardiness Zone:
    7a, 7b, 8b, 8a
  • Fruit:
    Fruit Type:
    Capsule
    Fruit Description:
    Thin, flattened capsule
  • Flowers:
    Flower Color:
    Gold/Yellow
    Flower Value To Gardener:
    Showy
    Flower Bloom Time:
    Fall
    Spring
    Flower Petals:
    4-5 petals/rays
    fused petals
    Flower Size:
    1-3 inches
    Flower Description:
    Yellow flowers in spring and fall; not fragrant
  • Leaves:
    Leaf Characteristics:
    Broadleaf Evergreen
    Leaf Color:
    Green
    Leaf Feel:
    Smooth
    Waxy
    Leaf Type:
    Simple
    Leaf Arrangement:
    Opposite
    Leaf Shape:
    Lanceolate
    Leaf Margin:
    Entire
    Hairs Present:
    No
  • Stem:
    Stem Is Aromatic:
    No
  • Landscape:
    Landscape Location:
    Naturalized Area
    Vertical Spaces
    Woodland
    Landscape Theme:
    Children's Garden
    Native Garden
    Resistance To Challenges:
    Deer
    Problems:
    Poisonous
  • Poison:
    Poison Severity:
    High
    Poison Symptoms:
    HIGHLY TOXIC, MAY BE FATAL IF EATEN! Sweating, nausea, muscular weakness, dilated pupils, lowered temperature, convulsions, and respiratory failure.
    Poison Toxic Principle:
    Alkaloids
    Causes Contact Dermatitis:
    No
    Poison Part:
    Bark
    Flowers
    Fruits
    Leaves
    Roots
    Sap/Juice
    Seeds
    Stems