Watermelons will be sweeter and juicier if you use the two-finger method when choosing

The spring and summer seasons are the perfect time to shop around for a plethora of you won't find during the colder months, with many adorning tables and picnic blankets. One fruit synonymous with the summertime are watermelons.

Whether you're off on in the sweltering heat or looking to purchase one at your local or grocer, watermelons feel like a treat. You can add them to a fruit platter or use them to make delectable drinks. However, it can be tricky to know which one is the juiciest and sweetest if you don't know what you're looking for.

To help you identify the sweetest watermelon for your next al fresco meal, experts from have shared an easy trick that just requires you using your hands.

According to some experts, you can identify a watermelon's sweetness by seeing if the green stripes that run along the fruit are two fingers-width apart.

You can tell when a watermelon is sweet by looking out for some certain signs on the skin. According to , a sweet watermelon should look symmetrical; weigh heavy for its size; give off a deep sound when knocked; and have a large, yellow 'field spot'.

A 'field spot' on a watermelon is the yellow or creamy-colored patch on the bottom where the fruit rested on the ground while growing. The spot helps to indicate how long the watermelon has spent on the vine.

Larger, dark yellow - sometimes near orange - spots indicate a longer ripening time, and therefore will have a sweeter flavour. If the watermelon has a dull colour, it means it's ripe, while a shiny skin indicates its underripe.

You should also look at the shape of watermen once it's been split open. A round watermelon is typically sweeter and less watery than one which is elongated.