What are the big Japanese beetles?

The Japanese beetle (Popillia japonica) is a species of scarab beetle. The adult measures 15 mm (0.6 in) in length and 10 mm (0.4 in) in width, has iridescent copper-colored elytra and a green thorax and head.

How big do Japanese beetles get?

7/16-inch long
Adult Japanese beetles are 7/16-inch long metallic green beetles with copper-brown wing covers. A row of white tufts (spots) of hair project from under the wing covers on each side of the body. Adults emerge from the ground and begin feeding on plants in June.

Do Japanese beetles cause damage?

Finding Japanese beetles Japanese beetles destroy plants, flowers and grass as a result of their eating habits. This damage can cause the plants to die. Grubs, or immature Japanese beetles, can also cause damage. They live beneath the soil and feed on the roots of grass and other plants.

Whats the difference between a June bug and a Japanese beetle?

The Japanese beetle looks a lot like a June bug, but smaller. It’s more colourful, with a metallic brown and traces of metallic green on its back. Unlike the June bug, the Japanese beetle has hair-like tufts around the edges of its abdomen. Adult Japanese beetles will emerge mid-July to begin mating.

How do you get rid of Japanese beetles naturally?

Create a natural homemade trap. Another homemade method for getting rid of Japanese beetles is to mix 1/3 gallon of warm water with a packet of yeast, 1/4 cup of sugar, a small piece of ripe banana and a tablespoon of dish-washing liquid. Mix all of it an an empty milk jug you cleaned out, and hang it close to where Japanese beetles are attaching your garden.

What kills Japanese beetle?

Neem oil, pressed from the seeds of the neem tree , is an excellent resource for killing an adult Japanese beetle. Japanese beetle larvae are hatched in the upper surface of the soil of a lawn and spend the first year of their life underground.

What is the life cycle of a Japanese beetle?

Japanese Beetle Life Cycle. This species of beetle have a life span approximately around 30-45 days. The Japanese female beetle feeds, mates and lay one to five eggs, 2 to 4 inches deep in the soil, every 24-48 hours.

What are Japanese beetles predators?

Starlings (along with grackles, crow, robins and sparrows, to name only a few) are the natural predators of the Japanese beetle. Starlings are just the best at it because they dine not only on the adult beetles, but also on the grubs that grow in the grass and emerge to start wreaking havoc.