Once the egg hatches, the larva (plural: larvae) emerges as a grub worm. They begin as an egg laid by a female beetle in the soil. That means they are in the in-between stage before becoming an adult beetle. Grub worms actually aren’t real worms they are larvae. Fortunately for them, these rather ugly-looking worms are certainly much more handsome when they enter adulthood. Eight different kinds of scarab beetles are common in yards throughout the United States: Japanese beetles, Asiatic garden beetles, June bugs, green June beetles, oriental beetles, northern and southern masked chafers, European chafers, and black turfgrass ataenius. What Do Grub Worms (Grubs) Turn Into?Īll grub worms turn into some kind of scarab beetle. Or do they turn into something a bit more interesting? Let’s find out what the different Grub worms actually turn into. So what are these peculiar-looking insects? Is their whole life’s destiny to live below our grass and much on roots? Cream-colored with brown heads, six short legs, and curled up into their signature C-shape, grub worms dwell below the grass in lawns throughout the United States.

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