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Cucumber

How to identify Cucumber (Cucumis sativus)

Cucumber, also known as Immature Cucumber, Common cucumber

Cucumber is distinguished by its climbing or sprawling habit, typically achieving heights of 8 to 18 inches (20 to 45 cm) and widths ranging from 3 to 8 feet (91 cm to 2.4 m). The plant's stems feature tendrils that facilitate climbing. Its broad leaves form a backdrop for the recognizable fruits, which are typically elongated, cylindrical, and green, offering a crisp texture. The foliage of cucumber is medium to dark green with a slightly rough surface.

Lifespan

Lifespan: Annual

Plant Type

Plant Type: Vine, Herb

Leaf Type

Leaf Type: Deciduous

Quickly Identify Cucumber

1

Large, hairy, triangular leaves with 3-5 lobes and serrated margins.

2

Yellow, 5-petaled flowers with bell-shaped, 5-lobed corolla that are wrinkled and hairy.

3

Long, cylindrical fruit with hard exterior rind, bumpy surface, and pale green flesh.

4

Vining stem with tendrils for climbing, covered in stiff, bristly hairs.

5

Male and female flowers grow separately, with male flowers in clusters and female flowers solitary.

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Detailed Traits of Cucumber

Leaf Features

The leaves of cucumber are large, hairy, and triangular with 3-5 lobes. They exhibit deep wrinkles and have serrated margins. Each leaf is borne on a long petiole and arranged alternately along the stem. These simple leaves are triangular-ovate in shape, possess a cordate base, and have a dentate margin. The leaf's texture is coarse and hairy, and they typically reach sizes of up to 6 inches (15 cm).

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Flower Features

The flowers of cucumber are yellow and five-petaled, with male and female flowers growing separately on the same plant. Male flowers appear in clusters, while female flowers are solitary with short, thick pedicels. Both types have a bell-shaped, 5-lobed corolla that is wrinkled and hairy. They are borne in the axillary leaf nodes and are unisexual, occasionally hermaphroditic. The flowers bloom in summer, and their size ranges typically from 0.8 to 1.2 inches (2-3 cm) in diameter.

Cucumber Flower image
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Stem Features

The stem of cucumber is characterized by its vining nature, reaching lengths of up to 16 feet (5 meters). It features a branched structure with a surface densely covered in stiff, bristly hairs, imparting a prickly texture. The stem is generally green, providing the necessary support for the plant's climbing habit.

Cucumber Stem image
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Fruit Features

The fruit of cucumber is a pepo, typically manifesting as a long, cylindrical berry with a hard exterior rind. Initially covered in prickly spines, these give way to a bumpy surface as the fruit reaches maturity. Sizes range with some at least 3 inches (7.62 cm) in length, varying widely among different cultivars. Skin color is generally a shade of green and may possess a mild sheen. The interior flesh is pale green, encasing numerous flat, smooth, white seeds that are ovate-oblong. Certain variants are cultivated to be seedless.

Cucumber Fruit imageCucumber Fruit image
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Cucumber and Their Similar Plants

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Cantaloupe vs. Cucumber: What's The Difference?
Cucumis melo includes a variety of melons, including honeydew, cantaloupe, and muskmelon. These melons are an excellent source of vitamins A and C and are commonly eaten fresh or dried. It is occasionally turned into oil or liqueur.
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West indian gherkin vs. Cucumber: What's The Difference?
West indian gherkin (Cucumis anguria) is related to the common cucumber. It is primarily grown as a crop plant in the subtropics and tropics in the same manner. It was introduced to other areas of the world and is considered an invasive weed in some parts of Australia and North America. The fruit can be eaten raw, cooked, or pickled.
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Teasel gourd vs. Cucumber: What's The Difference?
Cucumis dipsaceus, also known as Arabian cucumber or hedgehog cucumber, is an annual climbing herb that can be found in tropical and arid locations. The plant is native to eastern Africa, first found in Sudan, southern Egypt, and Ethiopia. The developed fruits of the plant change from green to yellow and contain many seeds. The hairs that cover the oblong fruits nickname this species the “hedgehog cucumber”. Cucumis dipsaceus has several usages, as fodder, medicine, and human consumption. The cucumber is normally collected in the wild, but has also been domesticated. The young shoots and leaves of the plant are traditionally cooked with groundnut paste, and with coconut milk when available. The fruit of the plant is used medicinally as an analgesic. C. dipsaceus has become invasive all across the Americas. This includes islands in Hawaii, several states in the U.S. and islands in South America as well. There are no known methods of control.
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Key Facts About Cucumber

Attributes of Cucumber
Lifespan
Annual
Plant Type
Vine, Herb
Plant Height
20 cm to 90 cm
Spread
90 cm to 2.5 m
Leaf Color
Green
Flower Size
2.5 cm
Flower Color
Yellow
Fruit Color
Green
Yellow
Stem Color
Green
Leaf type
Deciduous
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Scientific Classification of Cucumber

Family
Gourd
Icon allow
Genus
Melon
Icon allow
Species
Cucumber (Cucumis sativus)
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Distribution Map of Cucumber

Cucumber's native region reaches from the Himalayas through southern China. It also naturally occurs in Northern Thailand and has been internationally introduced, now found growing in the Americas, Central Asia, and a handful of other regions around the world. While the original habitat for this highly cultivated crop is unknown, cucumber grows best in damp soils that have good drainage in humid climates.
Native
Cultivated
Invasive
Potentially invasive
Exotic
No species reported
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