Practical information to identify and manage non-native, invasive plants and animals
The Quiet Invasion:
A Guide to Invasive Species of the Galveston Bay Area
Balloonvine, love in a puff
Cardiospermum halicacabum

USDA Symbol:CAHA13
ITIS TSN:28667
Presence:Current Invaders
Habitat:Terrestrial
Native Range:Central and South America
Toxic Characteristics
This species is not known to be toxic.
Geographic Distribution
Extends from Texas across the Gulf Coast states and north to Michigan and the Northeast. Naturalized populations exist in all counties of the Lower Galveston Bay watershed.
Introduction Pathways
Brought to the United States as an ornamental vine. Continues to be sold over the internet.
Specific Primary Habitats
Tolerates a wide range of soil types. Prefers moist, well-drained soils in disturbed or waste areas, as well as thickets in forest edges and riparian areas. Requires plenty of sunlight.
Identifying Characteristics
A vine with alternate, coarsely toothed compound leaves consisting of 9 leaflets arranged in groups of 3. New growth is fine-haired. Flowers grow from leaf axils and are white, 1/8 - 1/4 inches wide, with four petals. Fruit is a three-sided capsule appearing as an inflated balloon, and is 2.5 inches in length. Young fruit is green, changing to a pale yellow in fall.
Reproduction Characteristics
Reproduces via prolifically produced seed. Blooms in late summer, and fruits in early fall. Disperses via wind and animals, especially in high-traffic areas. High potential exists for water dispersal of seeds in coastal areas.
Growth Characteristics
Balloonvine is a fast grower, quickly reaching 10 - 12 feet, and capable of 36 feet, in height.
Ecological, Economic, or Social Impact
Thick coverings of this vine will smother and kill native vegetation. Poses a particular threat to riparian trees and shrubs. A destructive weed in soybean fields as well.
Control
Foliar application of a 1 - 2% dilution of glyphosate is recommended for smaller vines. A cut stem application of a 100% solution of glyphosate is recommended for large vines.

Native Species Alternatives
Below is a list of alternative plants that are native to the area:
  • Crossvine (Bignonia capreolata)
  • Trumpet vine (Campsis radicans)
  • Virginia creeper (Parthenocissus quinquefolia)
This species belongs to the following lists:
Images
To view a larger version of an image, click on the thumbnail.
Young foliage of the balloonvine. Photo courtesy of John D. Byrd, Mississippi State University, www.forestryimages.org; Image Number 1391459.
Young foliage of the balloonvine. Photo courtesy of John D. Byrd, Mississippi State University, www.forestryimages.org; Image Number 1391459.
Tendrils of the balloonvine. Photo courtesy of John D. Byrd, Mississippi State University, www.forestryimages.org; Image Number 1391460.
Tendrils of the balloonvine. Photo courtesy of John D. Byrd, Mississippi State University, www.forestryimages.org; Image Number 1391460.
Seeds of the balloonvine. Photo courtesy of John D. Byrd, Mississippi State University, www.forestryimages.org; Image Number 1391461.
Seeds of the balloonvine. Photo courtesy of John D. Byrd, Mississippi State University, www.forestryimages.org; Image Number 1391461.
Flower of the balloonvine. Photo courtesy of Hugh Wilson, Digital Flora of Texas Vascular Plant Image Library, www.csdl.tamu.edu
Flower of the balloonvine. Photo courtesy of Hugh Wilson, Digital Flora of Texas Vascular Plant Image Library, www.csdl.tamu.edu
Photo of balloonvine. Photo courtesy of James Manhart, Texas A&M University Herbarium, Digital Flora of Texas Vascular Plant Image Library, www.csdl.tamu.edu
Photo of balloonvine. Photo courtesy of James Manhart, Texas A&M University Herbarium, Digital Flora of Texas Vascular Plant Image Library, www.csdl.tamu.edu
Page Updated/Reviewed: 07/14/2010 8:33 AM
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