Few things are more disappointing than picking out a watermelon that looks great, taking it home, slicing it open, and finding out it’s bland, dry, or barely sweet.
The good news is that you don’t have to rely entirely on luck. A watermelon gives you several clues about how well it ripened before it was picked. The color, shape, weight, rind, and even the spot where it rested on the ground can tell you quite a bit.
The next time you’re standing in the produce aisle trying to choose between several melons, look for these signs.
Look for a Creamy Yellow Field Spot
Turn the watermelon over and look for the pale patch where it rested on the ground as it grew. This is called the field spot.
A creamy yellow or golden-yellow spot is usually a better sign than a white or very pale one. It suggests the watermelon spent enough time growing and ripening in the field. A nearly white field spot can mean the fruit was picked before it had fully matured.
The bigger and more yellow the spot, the more promising the watermelon may be.
Choose a Symmetrical Shape
Watermelons come in different shapes, so you don’t have to find a perfectly round one. What matters more is that the fruit looks even and well formed.
Look for a melon without large dents, deep indentations, or strange bulges. An evenly shaped watermelon often indicates that it had fairly consistent growing conditions, which can mean a more even texture inside.
Give It a Tap
The old tap test is still one of the most popular ways to judge a watermelon.
Knock gently on the rind and listen to the sound. A ripe watermelon tends to produce a deeper, hollow sound. An underripe melon may sound harder and flatter, while an overripe one can have a dull sound.
This test isn’t foolproof, but it can be useful when you’re comparing several melons.
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Skip the Extra-Shiny Ones
Take a look at the rind before putting a watermelon in your cart. A mature watermelon usually has a somewhat dull, matte appearance.
A very shiny rind can be a sign that the melon hasn’t reached full maturity. It isn’t a guarantee that the fruit will taste bad, but if you’re choosing between a dull-looking melon and an unusually glossy one, the duller rind is often the better bet.
Pick Up Several and Compare the Weight
Don’t judge a watermelon by size alone. Pick up a few and compare how heavy they feel relative to their size.
A good watermelon should feel heavy because most of its weight comes from water. If two melons are about the same size, the heavier one may have more juice and a better texture.
This is one of the easiest tests to use at the grocery store because you don’t need any special knowledge or tools.
Check the Stem Area
If there’s still a bit of stem or tendril attached to the watermelon, take a look at it.
A dried, brown stem or tendril can indicate that the fruit had time to mature before it was harvested. A bright green stem may mean it was picked earlier in the growing process.
Many grocery-store watermelons won’t have much of the stem left, so don’t worry if you can’t check this particular clue.
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Feel the Rind
Run your hand over the outside of the watermelon. The rind should feel firm and sturdy.
If one area feels soft, sunken, or unusually easy to press, the fruit may have been bruised or may be past its best. A firm rind is a better sign that the watermelon is in good condition.
Don’t confuse a firm rind with a completely hard fruit, though. You’re looking for something solid and intact without soft patches.
Look for Sugar Spots
You may occasionally notice small dark spots or rough, brownish marks on a watermelon. These are sometimes called sugar spots.
They aren’t necessarily a reason to put the melon back. In some cases, these markings are associated with the fruit’s natural sugar development and can be a positive sign.
Still, look at the whole watermelon. A few harmless markings are different from large bruises, leaking areas, or soft spots.
Don’t Worry About a Little Webbing
Some watermelons have tan or brown web-like markings across the rind. These scars can develop from pollination and other natural processes during growth.
A little webbing isn’t a flaw that should automatically rule out a watermelon. Some growers and shoppers even look for these markings because they can occur on fruit that developed well.
There isn’t a guarantee that a heavily webbed watermelon will be sweeter, but the markings themselves aren’t something you need to avoid.
Give It a Quick Smell
Smell isn’t the strongest watermelon test, but it can still provide a clue.
Bring the blossom end of the watermelon close and take a quick sniff. A ripe melon may have a mild, sweet smell. If there’s no noticeable aroma, that doesn’t automatically mean the watermelon is bad, so use this test along with the others rather than relying on it alone.
Look for Consistent Coloring
A healthy watermelon should have fairly consistent coloring across the rind. Some natural variations are completely normal, but large bruises, cuts, leaking areas, or badly damaged spots are reasons to choose another melon.
Small scratches or marks from growing and handling usually aren’t a concern. What you’re really trying to avoid is visible damage that could affect the fruit inside.
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Check for Firmness
Give the watermelon a gentle squeeze. It should feel firm from end to end.
Soft areas can point to bruising, internal damage, or a melon that’s past its prime. If the rind feels solid and there aren’t any noticeably soft sections, that’s a much better sign.
This is also a good reason to inspect the entire melon rather than grabbing the first one you see.
Press Both Ends
Take a gentle look and feel around both the stem end and the blossom end. Neither end should feel mushy, collapsed, or unusually soft.
You don’t need to squeeze hard. A light touch is enough to spot obvious soft areas. If one watermelon feels firm all over while another has a questionable spot, the firm one is the safer choice.
Be Cautious With Extremely Odd Shapes
Watermelons naturally come in different shapes, so an oval melon isn’t a problem. Still, extremely uneven or distorted fruit may have developed under less consistent growing conditions.
A balanced, evenly formed watermelon is usually the easier choice if you’re deciding between several options. Shape alone can’t tell you how sweet the inside will be, so pair this clue with the field spot, weight, rind, and other signs.
Ask for Help
If you’re buying from a farmers’ market, roadside stand, or local produce seller, ask the person selling the watermelons which ones are ready to eat.
Growers and vendors often know when a particular batch was harvested and which varieties tend to be sweeter. They may even have a favorite melon they’d recommend.
At the grocery store, you can still ask an employee if they know when the latest shipment came in.
With a few simple checks, choosing a watermelon becomes a lot less of a guessing game. Look for a creamy yellow field spot, a heavy feel, firm rind, even shape, and signs of good ripening. You won’t get a perfect melon every time, but these clues can give you a much better shot at bringing home one that’s sweet, juicy, and worth slicing open.
