There are many colors inside guava, but the most common color is yellow.

Guava in a bowlThere are many different flavors of guava ranging from sweet to tart. It's impossible to tell the flavor of the fruit before you bite into it, though, but it you enjoy the taste of guava then they should all taste delicious.

To tell if the guava is ripe or not stick your fingernail into the skin. If your fingernail easily goes through, then the guava is ripe. But if your fingernail encounters resistance, then the guava isn't ripe enough to enjoy yet.

Psidium guajava is one of the most widely eaten species of guava. It's commonly eaten raw with salt and pepper or sliced up in salads.