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Our latest podcast episode features popular TED speaker Mara Mintzer. Unfortunately, the problem is that they multiply quickly, capable of infesting your garden and lawn rather quickly. There is one generation per year, but in north Texas, development may take two years. This form is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Get every new post delivered right to your inbox. Save my name, email, and website in this browser for the next time I comment. We have received numerous inquiries regarding large grubs (larvae) crawling on their backs across pavements or other hard surfaces. Scientific Name: Varies 1603 Old Claflin Place Pale Green Weevil Beetle. Drees et al. Your Email Literature: Hamman et al. White grubs are “C”-shaped larvae, up to 1 inch long, with cream-colored bodies and brown head capsules. They can destroy crops (e.g., corn [maize], small grains, potatoes, and strawberries), and they can kill lawns and pastures by severing grasses from their roots. Well, these are the larval stage of the green June beetle, Cotinis nitida. This behavior of crawling on their back is unique among turfgrass-infesting larvae. Tenlined June beetle larvae on roots of stunted tree (E. Beers, July 1992) The grubs’ feeding on the roots can weaken or kill the tree. Green June beetle identification. 1985. Common Name: Grubworm In June beetle. Severely damaged grass can be “rolled up” like a carpet. Phyllophaga, or the June beetle, is nocturnal, whereas, the Cotinis Nitida, or the Green June beetle, are diurnal. Pest Status: Larval stages eat roots of grasses, vegetable and ornamental plants; Adults can be a nuisance around lights at night in early summer; medically harmless. Other common species include the southern masked chafer, Cyclocephala immaculata (Oliver), and the green June beetle, Cotinis nitida (Linnaeus). In two weeks, a single, female June bug can lay 60 to 75 eggs! Leave this field blank. Most severe injury to plants is caused by large (third stage or instar) grubs feeding on roots in the fall and spring. Habitat, Food Source(s), Damage: Mouthparts are for chewing. White grubs (Coleoptera: Scarabaeidae), June beetle larvae. White grubs are “C”-shaped larvae, up to 1 inch long, with cream-colored bodies and brown head capsules. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. Manhattan KS 66506-4004, 785-532-6154 Problems with tenlined June beetle have most often occurred when a sandy, virgin soil, formerly with sagebrush as the dominant plant, has been planted to orchard. https://www.britannica.com/animal/white-grub. Click for a hub of Extension resources related to the current COVID-19 situation. Found throughout the southern states in the U.S. feeding on juicy fruits. Adults can be abundant around lights in the spring of the year. June beetle larvae (called white grubs) are considered excellent fish bait and are staples in the diets of native people in South America, Australia, and Asia. The last larval stage remains in the soil from the fall through spring. 123 W. Waters Hall June bugs have a certain life cycle. Well, these are the larval stage of the green June beetle, Cotinis nitida. They have three pairs of legs on the thorax and a brownish-colored head Washington State University). Department of Entomology We have received numerous inquiries regarding large grubs (larvae) crawling on their backs across pavements or other hard surfaces. June beetle larvae, called white grubs, are about 25 mm (1 inch) long and live in the soil. Your email address will not be published. However, the most common is Phyllophaga crinita. June beetle larvae, called white grubs, are about 25 mm (1 inch) long and live in the soil. Adults feed on plant foliage but cause little damage. Common Name: Grubworm Scientific Name: Varies Order: Coleoptera. The small pale green weevil beetle has long antennae and slender body. During adult flights large numbers of beetles can be attracted to lights. Description: Adult beetles, commonly referred to as May beetles or Junebugs are ½ to 5/8 inches long, and reddish brown. One notable member of the family Scarabaeidae, the Japanese beetle, Popillia japonica, introduced into the northeastern United States and migrating west and south, has not been detected in Texas to date. June bugs only live for a year, at most. 785-532-6232 fax Grubs also feed on the roots of weeds, vegetable transplants and ornamental plants. Females, less attracted to lights, tunnel 2 to 5 inches into the soil and deposit eggs. The larvae can be found in swimming pools, garages, and basements. 1994. Once spring has arrived, their active greatly increases. entomology@ksu.edu. June bugs lay eggs in the fall, and they hatch into larvae. Your email address will not be published. White grubs are frequently encountered tilling garden soil or by sifting through soil underneath damaged turfgrass. Posted on October 10, 2019 by Sharon Schroll –by Dr. Raymond Cloyd. The first larvae emerge from the soil in early August, and this is known as the first instar stage, of which there are three stages in total. Required fields are marked *. In agriculture, they are important pests of forage, corn, sorghum and sugarcane.

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