Elliot Kim
Selecting a ripe watermelon can be an art form, but there are some tips to help you choose the juiciest, sweetest one. One popular method is to knock on the watermelon with your knuckles as if you are knocking on a door, and listen for a hollow sound. A dull, less resonant sound may indicate an underripe or overripe watermelon. Another indicator is weight: a ripe watermelon should feel heavy for its size, as this means it is brimming with juice.
| Characteristics | Values |
|---|---|
| Sound | Hollow, deep |
| Weight | Heavy for its size |
| Colour | Dull, yellow field spot |
| Shape | Uniform |
| Surface | "Webbing" (coarse, web-like brown scuffs) |
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What You'll Learn
Knock on the watermelon and listen for a hollow sound
Knock and Listen for a Hollow Sound
One of the most popular methods for picking a watermelon is to knock on its rind and listen for a hollow sound. This is known as the "knock test" or "tapping technique". It is based on the idea that a watermelon's pitch indicates its ripeness.
To perform the test, gently knock on the watermelon with your knuckles as if you are knocking on a door, ensuring your ear is close to the melon. If you hear a deep, hollow sound, the watermelon is likely ripe and has more water. A hollow sound indicates that the melon is good to purchase.
On the other hand, if the watermelon produces a higher-pitched, ringing sound, it may be underripe, with a thick rind and lower water content. An overripe watermelon will make a low "thud" sound, indicating that it has passed its prime.
While this method is not foolproof, it is a traditional and widely used technique for choosing a watermelon. It is a skill that can be honed over time to increase your chances of selecting a sweet and juicy melon.
In addition to the knock test, there are other indicators to consider when choosing a watermelon, such as its visual appearance and weight.
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Feel the weight to ensure it's heavy for its size
Picking a watermelon that is ripe, sweet, and juicy can be a tricky task. One of the key indicators of a good watermelon is its weight. A watermelon that feels heavy for its size is likely to be juicier and more flavoursome. This is because a watermelon with high water content will be heavier than one with a thick rind.
When selecting a watermelon, it can be useful to pick it up and compare its weight to that of other watermelons. This can be tricky with larger watermelons, as you can't hold two in your hands at once. However, with mini watermelons, you can simply hold one in each hand to compare their weights.
The average watermelon weighs around 20 pounds, with the weight ranging from 19 to 28 pounds. However, there are cases of enormous watermelons, with the largest recorded watermelon weighing a massive 350 pounds.
While weight is an important factor, there are also other indicators to consider when choosing a watermelon. The colouring of the watermelon, for example, can indicate its ripeness. Look for a watermelon with deep, dark green stripes and creamy light yellow or pale stripes.
In addition to weight and colour, you can also perform the ""knock test"" to assess the ripeness of a watermelon. Gently tap the watermelon with your knuckles, as if knocking on a door, and listen closely. If the sound is deep and hollow, it indicates that the watermelon is ripe and likely to be juicy.
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Look for a yellow or creamy field spot
The field spot is the area where the watermelon sat on the ground as it ripened. It is usually on the underside of the watermelon and is the only spot that isn't green like the rest of the melon. The colour of the field spot indicates the ripeness of the watermelon. A creamy, yellow, or orange field spot means that the watermelon is ripe, and the darker the colour, the riper the watermelon. A yellow spot means that the watermelon spent more time on the vine, and a deeper yellow or orange spot means that the melon is extra sweet. A white or light green spot indicates that the watermelon was picked too early and may not taste sweet. If the field spot is a pale yellow or cream colour, the watermelon is ripe, but if it is white or green, it was harvested too soon and may not taste sweet.
A yellow field spot is a good indicator of a ripe watermelon, but it is not the only indicator. A ripe watermelon will also have a rich dark green colour with "webbing" or "spider-web scribbles" on the rind. The blossom end should be dry and somewhat flaky, and the watermelon should feel heavy for its size.
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Inspect for webbing on the rind
When selecting a watermelon, it is important to inspect the rind for webbing. Webbing refers to the coarse, web-like brown scuffs on the rind, or green outer skin, of the watermelon. These scuffs are actually called 'sugar scars' and form where the blossom has been heavily pollinated by bees. The more webbing there is, the more times a bee pollinated the watermelon flower, and the more pollination, the sweeter the fruit.
However, while webbing is a good indicator of sweetness, it is not always a guarantee. Tammy Sons, a third-generation nursery expert, warns against following the old wives' tale that larger webbing means a watermelon will be sweeter. She advises also paying attention to the field spot, the creamy yellow spot on the underside of the melon, as the best indicator of sweetness. A darker yellow field spot means the watermelon has been on the vine longer and is full of flavour.
Therefore, when inspecting for webbing on the rind, it is also important to consider the colour of the webbing and the field spot. The webbing should be darker and duller in colour, and the field spot should be a deep yellow or orange colour. A white field spot can signal minimal taste.
In conclusion, when picking a watermelon, it is important to inspect for webbing on the rind as it is an indication of a ripe and juicy watermelon. However, it is not the only factor to consider, and the colour of the webbing and the field spot should also be taken into account.
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Avoid watermelons with cuts, dents, soft spots, or bruises
When selecting a watermelon, it is best to avoid those with cuts, dents, soft spots, or bruises. These imperfections can indicate that the watermelon is damaged or beginning to decay, which can affect its taste and texture. A watermelon with cuts or bruises may have been dropped or mishandled, causing it to become damaged and reducing its quality. Soft spots can be a sign of spoilage, as they may indicate that the watermelon is beginning to rot or become overripe. Dents can also affect the uniformity of the watermelon, which is an important factor in ensuring even ripeness.
Cuts on a watermelon can provide an entry point for bacteria, leading to spoilage and potentially harmful foodborne illnesses. Soft spots can be a sign of overripeness, indicating that the watermelon is past its prime and may have an undesirable texture and reduced shelf life. Dents can also affect the structural integrity of the watermelon, making it more susceptible to bruising and further damage during transport or handling. Bruises on a watermelon can affect the appearance, taste, and quality of the fruit. The affected area may have a different texture and taste compared to the rest of the watermelon, impacting the overall eating experience.
When inspecting a watermelon for cuts, dents, soft spots, or bruises, it is important to examine all sides of the fruit carefully. Some cuts or bruises may be difficult to spot, so a thorough inspection is necessary. Gently pressing on different areas of the watermelon can help identify any soft spots that may not be visible. Trust your senses and if you see, smell, or feel something that seems off, it is best to choose another watermelon.
By avoiding watermelons with these imperfections, you can increase the likelihood of selecting a high-quality, fresh, and tasty watermelon. Choosing unblemished fruit ensures that you get the most out of your purchase, both in terms of taste and longevity. Remember that the appearance of a watermelon can be a strong indicator of its quality and ripeness, so it is worth taking the time to inspect each fruit carefully before making your selection.
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Frequently asked questions
Gently knock on the watermelon with your knuckles, as if you're knocking on a door. If you hear a hollow sound, the watermelon is ripe. If you hear a dull sound, it's underripe, and if you hear a thud, it's overripe.
A hollow sound indicates that the watermelon is ripe, juicy, and ready to eat. The hollow sound is a result of the water content inside the watermelon resonating a hollow echo when tapped.
A dull sound indicates that the watermelon is underripe. An underripe watermelon may not be sweet and may have a white colour on the inside.
A thud sound indicates that the watermelon is overripe.
