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Potato vine

How to identify Potato vine (Solanum laxum)

Potato vine, also known as Potato climber

Potato vine is a robust, semi-evergreen vine reaching up to 30 feet (9 meters) with a woody, twining growth habit. Its foliage comprises small, dark green, ovate to ovate-lanceolate leaves. The plant is distinguished by its profuse star-shaped white flowers, each with a prominent center of yellow stamens. Following the blooming period, it bears small, berry-like fruits that may appear in hues of blue, purple, or shiny black.

Lifespan

Lifespan: Perennial

Plant Type

Plant Type: Vine

Leaf Type

Leaf Type: Semi-evergreen

Quickly Identify Potato vine

1

Robust vine reaching 30 feet (9 meters) with woody, twining growth habit.

2

Profuse star-shaped white flowers with yellow stamens, followed by colorful berry-like fruits.

3

Simple, dark green leaves are ovate to ovate-lanceolate, with prominently marked veins.

4

Berries vary in color from blue to purple to shiny black, each containing 10-32 seeds.

5

Slender, semi-woody stem can grow up to 50 feet (15 meters) long, with profuse branching.

Potato vinePotato vinePotato vinePotato vinePotato vine

Detailed Traits of Potato vine

Leaf Features

The leaves of potato vine are ovate to ovate-lanceolate, measuring approximately 3 inches (7.6 cm) long and up to 1 inch (2.5 cm) wide. They are simple, dark green, and glossy with deeply lobed margins. The surface is smooth, except for hairy tufts found in the leaf axils and on the lower surface at the axils of large veins. The veins are prominent, with each leaf distinctly marked, aiding in plant identification.

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Flower Features

The flowers of potato vine are presented in loose terminal clusters, each cluster containing up to 20 blooms. Each bloom is star-shaped with five triangular, white petals and prominent yellow stamens at the center. These showy flowers release a sweet fragrance and typically bloom from summer through fall. Individual blooms measure approximately 1 inch (2.5 cm) in diameter, adding a striking and aromatic presence to garden spaces during their blooming period.

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Stem Features

The stem of potato vine can grow up to 50 feet (15 meters) long and is semi-woody, providing structural support. It has slender, twining leaf stems that measure up to 1 inch (2.5 cm) long. The texture of the stem is moderately sturdy, allowing it to cling and climb effectively. Branching is profuse, with a tendency to form a dense, spreading network, which helps the plant in its climbing habit. The color is typically green, transitioning to a woody brown with age.

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Fruit Features

The fruit of potato vine is a berry that presents a striking range of colors from dark blue and purple to shiny black when ripe. These berries are either globular or ovoid in shape, each spanning about 7-9 mm in diameter, which is approximately 0.28-0.35 inches. Encased within these small fruits are numerous seeds, varying between 10-32. Each seed is shaped from ovoid to disc-like, featuring hues of light to dark brown. This fruit's varied coloration and seed count offer unique identifying characteristics.

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Potato vine and Their Similar Plants

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Tomato vs. Potato vine: What's The Difference?
Solanum lycopersicum is an annual or perennial herbaceous vine native to Central and South America that produces a large, juicy, edible fruit known as tomato. Today there are over 10000 cultivated varieties. Although tomato is the world’s most popular vegetable, botanically it is a fruit.
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Black nightshade vs. Potato vine: What's The Difference?
Black nightshade (Solanum nigrum) is a highly toxic plant and caution should be exercised around this plant. It's said that black nightshade fruits can technically be consumed if they are fully ripe and properly cooked and prepared. Generally though, due to the danger they present, no one would ever want to try to eat this plant.
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Potato vs. Potato vine: What's The Difference?
The potato is native to North America and in the United States. Potato products are the second most consumed food. This starchy tuber is a staple in diets around the world and is considered the fourth most important worldwide crop.
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Bittersweet vs. Potato vine: What's The Difference?
The species known as bittersweet is a semi-woody vine found in forests, marshes, shrublands, and hedgerows. All parts of the plant contain alkaloids (especially the bright red berries), which are extremely poisonous to humans and livestock if ingested. In spite of its toxicity, bittersweet was hung as a talisman in the past to ward off witchcraft.
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American black nightshade vs. Potato vine: What's The Difference?
American black nightshade (*Solanum americanum*) is a flowering herb with unknown native origins, and it is poisonous. Its berries should not be consumed, as berry consumption has resulted in death in children.
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Eggplant vs. Potato vine: What's The Difference?
Eggplant (*Solanum melongena*) is a plant species related to nightshade and native to India. Eggplant is grown worldwide for its edible purple fruit. The spongy and absorbent fruit is a staple in Eastern cuisines. This plant is known as "brinjal" in South Africa and Asia, while the British call it 'aubergine'.
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Carolina horsenettle vs. Potato vine: What's The Difference?
Carolina horsenettle (Solanum carolinense) is a perennial herb native to the southeastern United States that is related to nightshade. Carolina horsenettle is a nettle in name, but it is not taxonomically a true nettle. All the parts of the plant are poisonous.
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Jerusalem cherry vs. Potato vine: What's The Difference?
Jerusalem cherry (Solanum pseudocapsicum) is also known as "Christmas Cherry" or "Winter Cherry." It's called that because it bears fruit that look like cherries, but are actually poisonous berries. It's not indigenous to Israel, but was found growing there and was thus given the name jerusalem cherry. Its real native home is South America.
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Key Facts About Potato vine

Attributes of Potato vine
Lifespan
Perennial
Plant Type
Vine
Plant Height
5 m
Spread
1.8 m
Fruit Color
Black
Purple
Blue
Lavender
Leaf type
Semi-evergreen
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Scientific Classification of Potato vine

Learn More About the Potato vine

Distribution Map of Potato vine

Potato vine, a climbing plant originally native to the Andean regions of South America, has established itself in various climates across the globe. Introduced widely, potato vine thrives in temperate and tropical zones of both hemispheres. Its cultivation extends beyond its native range, signifying its adaptability and popularity in diverse environments.
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
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