With a water content of 92% (and a melon content of 8%) it is clear how watermelons got their name. Watermelons are big fruits with a watery, usually red colored, flesh and hundreds of small seeds.
Melón de agua
Basic information and facts
Now grown in most tropical and sub-tropical regions of the
Flowers are five-petaled with a light yellow color. Plants produce both male and female flowers. Flowers are usually 2 to 3 cm in diameter.
The leaves are deeply lobed and have a dark grayish green color. They are covered with soft downy hairs.
The big round or oval fruits have a thick rind and a fleshy center, usually with many dark brown to black seeds. The fruits has a green and yellow color on the outside. The flesh inside is usually red, but color variations include type with yellow or orange flesh. Fruits can weigh from 2 to 20 kilos, depending on the variety.
Climate and weather:
Tropical and sub-tropical climates. Watermelon prefers a hot, dry climate (daily temperatures between 22 to 30°C). It can survive desert conditions when groundwater is available.
Flowers are pollinated by honeybees.
The watermelon is a vine-like trailer, spreading out over the soil.
Type of soil:
Prefers sandy loam
Fast growing plant.
Spacing (close range)
Spacing (wide range)
Grown from seed, usually by direct seeding in the field.
Aphids, cucumber beetles, leaf miners, leaf hoppers, red spider mites, cutworms.
Anthracnose, Downy Mildew, Fusarium wilt, Watermelon mosaic virus, Root-knot nematodes.
Watermelon fruits that are grown under hot and dry conditions have a higher sugar content than fruits that grew up under cool and humid conditions.
harvest by hand when the fruits have fully ripened.
Eat as a fresh fruit or mix pieces of watermelon in fruit salads. Watermelon seeds are roasted and eaten as a snack.
Proverbs and Quotes
- One armpit cannot hold two watermelons.
- One hand can’t hold two watermelons.
- Pick up a sesame seed only to lose a watermelon.
- The pumpkin vine never bears watermelons.
- Two watermelons cannot be held in one hand.
- Two watermelons cannot be held under one arm.
Did you know that?
- Not only the flesh, but also the seeds and rinds of watermelons are edible.
- On the island of Hokkaido in Japan, a special type of watermelon is produced which is black without stripes or spots. This watermelon is called ‘Densuke’ and only a few thousand fruits are produced each year, which makes them rare and expensive. They cost about 250 US$, but a record breaking fruit fetched over 6,000 US$.