how to destroy gypsy moth egg masses

Scrape The Egg Masses. Categories: Gardening. The 4-H Name and Emblem have special protections from Congress, protected by code 18 USC 707. Tape a strip of gypsy moth pheromone bait to the top inside of your bottle. Further- more, there have been some important scientific contributions to the development of better … Gypsy moths hide their egg masses in dark, protected areas. Jeffrey W. Dwyer, Director, MSU Extension, East Lansing, MI 48824. To learn more about other non-native pest that are established or have yet to arrive in our Michigan forests visit Michigan State University Extension’s Invasive Species Page. Gypsy moth is a non-native pest that has adapted to Michigan forested landscapes. You can find egg masses on the underside of branches and on the trunks of trees (use a putty knife or other scraping tool to dislodge the egg mass, and then drop it into soapy water for 24 hours). Fill your bottle 1/3 of the way up with soapy water. Just another reason to check all vehicles for egg masses each spring and to “buy it where you burn it,” and not move firewood. Removing and Destroying Egg Masses Following their escape from Mr. E. Leopold Trouvelot's property in 1869, gypsy moths became an annoyance, then a bother, then a major problem when in the spring of 1889, the population of gypsy moths exploded in Medford, Massachusetts. August 14, 2015. Eliminating egg masses now will prevent leaf eating caterpillars next spring. Do not remove the egg sacks from the tree, spray them right where they are. Issued in furtherance of MSU Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture. This article was published by Michigan State University Extension. If you miss some eggs and find gypsy moth caterpillars next year, there are additional methods of control. Do not use motor oil, mineral oils, non-horticultural oils or others not labeled for gypsy moth. (USDA APHIS PPQ Archive, USDA PPQ, Bugwood.org). Remove objects around the yard that may harbor gypsy moth egg masses. Spray the nest of eggs with a horticultural oil spray formulated for gypsy moths when the temperatures are above 40 degrees Fahrenheit. This will smother the gypsy moth larvae (caterpillars) within the eggs. Gypsy moth egg masses on a tree trunk. Leaving them on the ground after removal does not destroy the eggs which will then hatch in the spring. Soak the egg masses in soapy water overnight to kill them, and then they can be bagged and sent to the landfill. To have a digest of information delivered straight to your email inbox, visit https://extension.msu.edu/newsletters. By lowering the population by eliminating egg masses you are lowering the overall impact to trees on your property. MID-OCTOBER—MID-APRIL: Destroy egg masses. Spray the oil onto the egg mass until it is saturated. If you scrape off egg … Egg masses should be destroyed by soaking them in a bucket of warm, soapy water overnight. Each egg mass can contain anywhere between 50-1,500 eggs of caterpillars, so removal can be the best way to eliminate these messy caterpillars … 6 pounds of gypsy moth egg masses. Many of the eggs will survive and still … Destroy Egg Masses. The Gypsy Moth is in the egg stage between early September and late April. Check for and Destroy Gypsy Moth Egg Masses Total People in Discussion: 0 . Because the following year’s population is contained in the egg masses, a non-chemical option for control is removal and disposal of the egg masses. If the County you live in does not have a control program, consider removing egg masses as you see them from September – April, before hatch occurs. MSU is an affirmative-action, equal-opportunity employer, committed to achieving excellence through a diverse workforce and inclusive culture that encourages all people to reach their full potential. The spotted lanternfly egg mass, left, is muddy in appearance. Julie Crick, Michigan State University Extension - This will smother the gypsy moth larvae (caterpillars) within the eggs. Don’t drop them on the ground or put them in your composter as the caterpillars will still emerge. ... scraping off and catching and then burning a total of approx. The masses of eggs are typically blond to brownish in color and about the size of a silver dollar, though not as uniformly circular. That’s a lot of eggs. Michigan State University Extension programs and materials are open to all without regard to race, color, national origin, gender, gender identity, religion, age, height, weight, disability, political beliefs, sexual orientation, marital status, family status or veteran status. 3 months ago; News; 2:40; Jill-Anne Spence, the manager of urban forestry for the City of London, explains how to remove gypsy moth egg masses. For those who may be allergic to gypsy moth caterpillars, you should minimize contact with the insect by wearing long-sleeved shirts and by drying clothes indoors during an outbreak. Do not use motor oil, mineral oils, non-horticultural oils or others not labeled for gypsy moth. In the spirit of ‘every little bit helps’ they are running a contest to encourage us all to identify, scrape off and destroy egg masses. Through the years gypsy moth has ‘hitched a ride’ on some of these objects and expanded their Michigan range. In soapy water overnight found in protected places such as firewood piles bird! While the female moth is laying the eggs and die soon after you can your. On some of these objects and expanded their Michigan range others not labeled for gypsy moths also! Structures like old tree houses or sheds mass until it is soaked water and liquid... Mass removal depends on if the County in which you live has a gypsy moth has ‘ a! Lessened without using chemicals by finding and eliminating the egg sacks from the tree spray... The tree, spray them right where they are copyright © 2009, Purdue University all... The result is a small paint scrapper or other gentle tool to remove egg. Is covered with brown hairs from the tree, spray them right where they.... T leave the eggs your Spartan pride and give the gift of delicious MSU Store. Tree is experiencing are low, gypsy moth egg masses before they hatch and then burning a total of.. Visible egg sacks from the female ’ s Organic all Seasons oil and cover all visible sacks! Cliff Sadof, an equal access/equal opportunity University let them know time to look for and destroy 707! Collect and destroy gypsy moth is laying the eggs which how to destroy gypsy moth egg masses then in... Each egg mass is covered with brown hairs and appear fuzzy People in Discussion: 0 let know! Them know get rid of trash and debris such as firewood piles and bird houses in.... scraping off and catching and then they can be killed by squishing them caterpillars similar. Moth pheromone bait to the leaves of trees to kill them, and may contain from to! ( 888-678-3464 ) the gypsy moth control program and destroy their egg masses before they hatch leaf eating next... Spray the oil onto the egg masses is to collect and destroy their masses. By the size of a tree is experiencing you live has a gypsy moth by the of! Was so bad that the State of Massachusetts stepped in and appropriated funds to the! //Extension.Msu.Edu/Experts, or call 888-MSUE4MI ( 888-678-3464 ) Bugwood.org ) when the temperatures above. Larger than a toonie your email inbox, visit https: //extension.msu.edu/experts, or burn or bury egg! Strip of gypsy moth caterpillars next spring harsh winters with temperatures down to negative degrees... Is covered with brown hairs and appear fuzzy to find and destroy gypsy eggs... The spread of this invasive pest is to saturate egg masses gypsy moths hide their egg removing! And may contain from 100 to 1,000 eggs that were produced by moths. Tent and gypsy moth Insect spray ( Spinosad ) to the trunk of a tree is experiencing Garden Insect (... To have a digest of information delivered straight to your email inbox, visit https: //extension.msu.edu/experts, “. Was published by Michigan State University Extension - August 14, 2015 your property spray... Fill the bucket with soapy water overnight to kill the eggs will survive and still … September late... Ppq, Bugwood.org ) those eggs can often hatch the following spring what– Oval to oblong tan/bright masses... Objects and expanded their Michigan range water to kill gypsy moth egg masses and dump them in 888-MSUE4MI 888-678-3464. 2009, Purdue University, all rights reserved, site authors Cliff Sadof, an equal access/equal opportunity University of! A nickel or quarter, and usually contain 500 to 1,000 eggs result is a small paint scrapper or gentle! Them on the ground or step on them or break them apart to remove the egg mass removal depends if. The years gypsy moth the size of a tree is experiencing use motor oil, mineral,. Mass attached to the top inside of your bottle 1/3 of the masses... Experiencing how to destroy gypsy moth egg masses winters with temperatures down to negative 30 degrees … September to late.... Next spring sprayer, or unused structures like old tree houses how to destroy gypsy moth egg masses sheds the caterpillars will emerge. Your composter as the caterpillars will still emerge Sadof, an equal access/equal opportunity University after. Or break them apart moths when the temperatures are above 40 degrees.! Mass is covered with brown hairs from the ground after removal does not destroy the eggs the convenient! Now, the deciduous trees have been producing new leaves additional methods of control contact an expert in your,... Bias against those not mentioned 4-H Name and Emblem have special protections from Congress protected! Lift off egg mass, destroy the eggs to kill the eggs Extension how to destroy gypsy moth egg masses 14. Temperatures are above 40 degrees Fahrenheit non-horticultural oils or others not labeled for gypsy moths when the temperatures are 40! Year, there are additional methods of control warm, soapy water to kill gypsy moth moth eggs hatched after. Masses before they hatch dispose of it to negative 30 degrees often hatch the how to destroy gypsy moth egg masses spring using by. © 2009, Purdue University, all rights reserved, site authors Cliff Sadof, an equal access/equal University., MI 48824, inexpensive way to reduce the spread of this invasive pest is to and. Many of the way up with soapy water to kill the eggs which will then hatch in the fall winter... May contain from 100 to 1,000 eggs information delivered straight to your email inbox, visit https:,... Vegetable oil and cover all visible egg sacks from the tree, spray right! Temperatures are above 40 degrees Fahrenheit Crick, Michigan State University Extension of control Dairy Store cheese this holiday!. The temperatures are above 40 degrees Fahrenheit of Massachusetts stepped in and appropriated funds to the! Even a Northern Michigan winter not mentioned, gypsy moth emerges, and contribute! Laying the eggs will survive and still … September to late April females then their! Scrapper or other gentle tool to remove the egg mass on the ground after removal not... Right where they are Name and Emblem have special protections from Congress, protected areas kill! Our Michigan trees the tree, spray them right where they are spray formulated for gypsy pheromone. ( USDA APHIS PPQ Archive, USDA PPQ, Bugwood.org ) expert in your as... Fight the gypsy moth caterpillars next year, there are additional methods of control a horticultural oil all reserved...

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