Droso Trap - Spotted Wing Drosophila Trap (SWD Trap) Large plastic cup trap spotted-wing drosophila (SWD, Drosophila suzukii), a fly pest of many fruits. Outdoor and protected crops, including raspberry, grape, cherry, blueberry and plum. Control of spotted wing drosophila will depend in part on effective baits that can trap flies so their populations can be monitored for early detection and control. The spotted wing drosophila (SWD), Drosophila suzukii, is an exotic vinegar fly originating from South-East Asia and has invaded many American and European countries. The most distinguishable trait of the adult is that the males have a black spot towards the tip of each wing. Integrated pest management (IPM) programs for the spotted-wing drosophila Drosophila suzukii (Diptera: Drosophilidae) rely on insecticide applications to reduce adult populations and prevent fruit infestation. The red cup trap, two bottle traps, and the Trappit trap. In blueberries in Orleans and Wayne Counties 4 (3 males and 1 female) were caught in 2 traps and 5 (2 males and 3 females) in 4 traps, respectively. Current information on registered pesticides for managing SWD is available in the New England Small Fruit Management Guide. Always consult product labels for rates, application instructions and safety precautions. Dr. Hutchison's lab uses Scentry traps, but you can also make your own vinegar traps. Note hole size is important, if it is larger you will trap all kinds of flies making ID much harder. Unfortunately, unlike the native, the spotted wing drosophila also feeds on developing fruit. A seven-day spray interval should be adequate in most situations, but a five day interval may become necessary if larvae continue to be present in fruit with the seven day interval. Be sure to read and follow all pesticide product labels carefully, especially in regards to days to harvest restrictions and the number of applications allowed per growing season. This fly lays its eggs in soft fruits like raspberries, grapes, blueberries, and strawberries. Traps should be visited at least once per week, but preferably twice a week. Traps are not 100% efficient for individual sites, so we use regional trednds to predict activity. There is no known risk to human health posed by ingesting SWD. Users of these products assume all associated risks. Newsletter. Spotted wing drosophila (SWD) is a highly invasive fruit fly that has spread to many Minnesota counties since being first reported in 2012. April 2013. Let the mixture ferment 24 hours. For the bait: Stir together live yeast, sugar, and water in a container large enough to handle some expansion. In raspberries in Orleans County, 8 SWD were caught in 2 traps (3 males and 5 females). of Entomology, Cornell University. This means it can be much more damaging to garden crops. This pest can seriously compromise fruit production in infested crops and has a remarkable ability to invade new areas with a diverse range of environments. No endorsement is implied nor is any discrimination intended against other products with similar ingredients. The adult flies can be monitored using bait traps. The following person has been designated to handle inquiries regarding non-discrimination policies: Sarah E. Harebo, Director of Equal Opportunity, 101 North Stevens Hall, University of Maine, Orono, ME  04469-5754, 207.581.1226, TTY 711 (Maine Relay System). Our lab has continued the monitoring project into the 2016 season. The University of Maine is an equal opportunity/affirmative action institution. Spotted Wing Drosophila (SWD) Biocontrol and Integrated Strategies . AKA: vinegar fly, cherry fruit fly, cherry vinegar fly, Drosophila suzukii . For monitoring purposes, the commercial baits available through Trécé perform very well. Juliet Carroll, Fruit IPM Coordinator, NYS IPM Program Based on methods tested by Steven Alm, Dept. Monitoring the adult flight of SWD will be important before grapefruit development this spring. SWD was present at 50% of the monitored sites last week and is approaching 80% of sites this week. Claim: A saltwater solution will force insect pests out of infested strawberries. Traps lacking these sticky cards have caught spotted wing drosophila regularly, and the apple cider vinegar only system is quite effective. Contact extension.highmoor@maine.edu or call 207.933.2100. Spotted Wing Drosophila (SWD) Monitoring Traps . Confirmed 2020 trap captures in New York: Counties colored white either don’t have traps reporting to the map or have not entered trap catch data into the … SPOTTED WING DROSOPHILA (Drosophila suzukii) Although there are native species of fruit or vinegar flies in North America, the spotted wing drosophila (SWD) is a relatively new introduction that damages certain fruit crops throughout the country. Then I filled it with an inch of apple cider vinegar and hung them around the raspberries. Filmed and edited by Tiffany Woods. Although monitoring traps are used for early D. suzukii adult detection to time the start … Commercial spotted wing drosophila trap in raspberries. Call 800.287.0274 (in Maine), or 207.581.3188, for information on publications and program offerings from University of Maine Cooperative Extension, or visit extension.umaine.edu. Electric drill or punch with 1/8-inch punch size drill bit. Flowery-scented soaps might decrease bait effectiveness. July 17 - Spotted wing drosophila trap captures have escalated this week! It is easier to deploy and lasts longer in the field, but it is less effective in attracting SWD. 207.933.2100                           1.800.287.0279. The most successful traps are described in more detail in the 2014 Recommendations for Sweet Cherry (PDF). Post date: Mar 4, 2013. of Plant Sciences and Entomology, University of Rhode Island, Richard Cowles, Connecticut Agricultural Experiment Station and Greg Loeb, Dept. Suspect fruit can be collected and inspected for larvae. This is an invasive pest that has been showing up on the East Coast the last few years. Adult flies are needed to confirm species. Growers of the berries on these farms have had an active insecticide program in place for SWD. Genus: Drosophila. Monitoring the adult flight of SWD will be important before grapefruit development this spring. The red cup trap, two bottle traps, and the Trappit trap. (B) A strainer is used to filter flies from the bait solution. Monmouth, ME 04259           Orono, ME 04473 In the field, pour apple cider vinegar into the trap (red plastic cup) until it is about 2 inches deep. Presence of the pest is the first step to determine future management strategies. The traps were checked on June 24, 2020. Because of its high fecundity and number of generations, there is a high risk of insecticide resistance. The flies are most prevalent in the lower, shaded parts of the plants. 2020 Spotted Wing Drosophila (SWD) Distribution map. The results of their findings are posted on the Spotted Wing Drosophila blog and a distribution map is generated from the SWD trap network. I included a video actually showing the larvae crawling around in the raspberry. In my last post I introduced the spotted wing drosophila fruit fly and how damaging it is. Post date: Mar 4, 2013. Michigan State University, David T. Handley Spotted Wing Drosophila Traps on Your Farm Although our Metro Area SWD Network provides one indicator of annual pest pressure, it cannot fully reflect the SWD pressure, or onset of SWD activity, that you experience on your farm. It will float in the apple cider vinegar drowning solution. Start protective sprays on any berries that have begun to ripen, when more than four spotted wing drosophila flies are caught in a trap, or any larvae are noticed in the fruit. What is a spotted wing drosophila fruit fly trap? Spotted wing drosophila flies can be monitored with apple cider vinegar baited cup-traps. No zero catch was obtained at this site. No responsibility is assumed for any problems associated with the use of products or services mentioned. Crop type. Other bait types will work but B.C. SWD counts this week have climbed to levels that are considered potentially damaging to ripening berry crops, especially raspberries and blueberries (see table below). How to Trap Spotted Wing Drosophila. Sites capturing more than four SWD flies in a week should remain on a protective spray schedule to prevent fruit from becoming infested with larvae. Because these traps may also capture other species of Drosophila, check the trap captures to confirm the presence of spotted-wing drosophila. What is a spotted wing drosophila fruit fly trap? Add fermented bait to containers (about 1½ inches of fluid in the bottom of the cup is enough, snap on the lids, and hang the traps. Subfamily: Drosophilinae. It is therefore best to make, or purchase two or more SWD traps for your farm, to have the best information about SWD infestation potential. For monitoring purposes, the commercial baits available through Trécé perform very well. The best way to find out if you have spotted wing drosophila in your garden is to set up some simple traps. Making a Spotted Wing Drosophila Fruit Fly Trap I made this trap by taking half gallon milk containers and poking holes in the top half of the container. Start protective sprays on any berries that have begun to ripen, when more than four spotted wing drosophila flies are caught in a trap, or any larvae are noticed in the fruit. Spotted Wing Drosophila Traps on Your Farm. This small insect has been in Hawaii since the 1980s, was detected in California in 2008, spread through the West Coast in 2009, and was detected in Florida, Utah, the Carolinas, Wisconsin and Michigan for the first time in 2010. Look for fruit flies hovering around fruit and symptoms of premature fruit decay. How to make a trap to catch the Spotted Wing Drosophila Fly Amy Dreves, an entomologist with the Oregon State University Extension Service, demonstrates how to make traps out of plastic cups to catch the spotted wing drosophila fly. Note that we no longer recommend yellow sticky cards in SWD traps and that for 2013, we’re encouraging folks to use yeast and sugar baits. How to make a trap to catch the Spotted Wing Drosophila Fly Amy Dreves, an entomologist with the Oregon State University Extension Service, demonstrates how to make traps out of plastic cups to catch the spotted wing drosophila fly. The soap decreases the surface tension of the bait, making it easier for the small flies to fall in and drown. Now recognized as established throughout Northeast. Source: R. Cowles, Connecticut Agricultural Experiment Station. A male spotted wing drosophila (SWD) on blueberry; another likely SWD is in the background. The Spotted Wing Drosophila (SWD) is a vinegar fly of East Asian origin that can cause damage to many fruit crops. For the traps: Drill seven or punch 1/8-inch holes near the top of the deli containers, evenly spaced, leaving 1/8 of the rim diameter without a hole so you can pour used bait out that side without it leaking out of a hole. Clear any tall vegetation away from the trap so that it’s easily accessible. The flies are most prevalent in the lower, shaded parts of the plants. Spotted Wing Drosophila Trap with whole wheat dough bait – Cornell Fruit Resources (pdf) There is a trap network run by Extension personnel across New York State who are monitoring SWD in fruit plantings. The bottom line is that apple cider vinegar works very well as a bait. experience indicates that apple cider vinegar is easy to use and effective. Spotted wing drosophila (SWD) fruit fly numbers have been increasing over the past week in most of the sites that we are monitoring. During each visit, fly samples should be collected from the traps and then the traps should be emptied and replaced with fresh bait. In a blueberry planting in Herkimer County six SWD were caught in four traps during the week ending June 30, 2020. Cooperative Extension: Maine Wild Blueberries, 4-H Camp & Learning Center at Bryant Pond, 4-H Camp & Learning Center at Greenland Point, 4-H Camp & Learning Centers at Tanglewood & Blueberry Cove, Insect Pests, Plant Diseases & Pesticide Safety, Affiliated Programs, Partners & Resources, Non-Discrimination Statement & Disability Resources, Register for Workshops, Classes, & Events, Monitoring for Spotted Wing Drosophilia (YouTube), 4- to 6-foot stake and large clamp holder (for hanging cup). Managing SWD is difficult because fruit is susceptible to infestation at first color through harvest. I included a video actually showing the larvae crawling around in the raspberry. The odor strongly attracts all drosophilid flies, including SWD. Spotted Wing Drosophila Traps – Monitoring Adult Flight Author: Patty Skinkis, PhD Viticulture Extension Specialist,Oregon State University. A new study in Michigan found that spotted-wing drosophila consistently prefer red, glue-covered monitoring traps made of rectangles of plastic or spheres of plastic compared to the most commonly used clear deli-cup traps. Since its introduction and spread in the US from 2008-2012, spotted-wing drosophila (SWD), Drosophila suzukii (Matsumura), SWD has presented a huge problem for berry growers. July 7th, 2016. Spotted Wing Drosophila Traps on Your Farm If you would like to monitor SWD in your yard or garden, you can set up an SWD trap. https://extension.umaine.edu/.../insects/spotted-wing-drosophila-traps We expect populations to increase in the coming weeks as more food (fruit) becomes available for the flies, especially if conditions remain warm and humid. The SWD was first detected in 2008 in the western United States and it has since rapidly spread In 2012 and 2013, UNH Coop… Filmed and edited by Tiffany Woods. (A) Materials used in a SWD trap are a clear plastic cup with lid, pure apple cider vinegar, a drop of liquid soap, and wire or twine to hang the trap. Genus species: Drosophila suzukii. Do not take chances with SWD control right now. Author: Matsumura . P.O. It attacks a range of soft skinned fruit and reduces crop yield and quality through direct feeding damage and … spotted wing drosophila, trap Correspondence Peter J. Landolt (corresponding author), USDA, ARS, Yakima Agricultural Research Laboratory, 5230 Konnowac Pass Road, Wapato, WA 98951, USA. Research suggests that when six to ten flies are caught in a yeast-baited trap in a week, larvae will start appearing in the fruit. These traps are being monitored by the grower at this location. Spotted Wing Drosophila Traps – Monitoring Adult Flight Author: Patty Skinkis, PhD Viticulture Extension Specialist,Oregon State University . It is easy to construct a monitoring trap for spotted wing drosophila. The most effective management plans integrate a mix of cultural, preventative and chemical (either organic or synthetic pesticide) practices. Box 179                            17 Godfrey Drive This devastating pest has caused severe damage on soft-skinned fruit crops, which has resulted in large economic losses. Source: R. Cowles, Connecticut Agricultural Experiment Station. Spotted Wing Drosophila: 2016 Update and Outlook. Berry growers should set out traps to monitor SWD populations in their fields. Prepared by Frank Drummond, Professor of Insect Ecology/Entomology, The University of Maine, Orono, ME 04469. Attract and Kill Strategy . This works better if the drill bit or punch is hot. For mass trapping, such an … When the eggs hatch, the larvae feed inside, which causes one side of the berry to soften and collapse. David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist, Christina Howard, Produce Safety Professional. Spotted wing drosophila only lay eggs in not-quite-ripe fruit on the plant. Traps in wild areas should be hung 1 metre above ground level and out of direct sunlight. This year, our main projects examine the overwintering behavior, alternative host crops, and ability of various trap attractants that will hopefully help better our understanding of these invasive pests. At the start of the production season, it is best to use traps in wild areas of the farm, such as hedgerows and woodland. Traps were initially set on June 23. For mass trapping, such an attractant would be prohibitively expensive. The adults are small (2-3 mm) flies with red eyes and a pale brown thorax and abdomen with black stripes on the abdomen, see Figure 1. Spotted wing drosophila traps baited with apple cider vinegar (left) and yeast and sugar (right) baits. One can use pure apple cider vinegar as bait. SWD is a difficult pest to control. In large fields, traps should also be placed in the field interior at three to four feet high. Find more detail here. A single fly quickly … Family: Drosophilidae. Look for fruit flies hovering around fruit and symptoms of premature fruit decay. Can be filled with DrosaLure attractant. Place stake at the edge of the field with the cup attached at about eye height four to six feet. Due to various restrictions on our monitoring program as a result of the COVID-19 pandemic, we have had to reduce the number of sites we are monitoring this season, but the sites we are able to maintain will hopefully give us a good representation of what is happening around the Southern and Mid-Coast regions with spotted wing drosophila populations. Exotic pest profile: spotted wing drosophila - Farm Biosecurity The fly called spotted wing drosophila (SWD, Drosophila suzukii) is emerging as a global plant pest of significance. Rotate products used regularly to prevent the possible development of resistance. The spotted wing drosophila, Drosophila suzukii Matsumura (Diptera: Drosophilidae), is an invasive pest native to Asia that has recently invaded Europe and the Americas. I used about 5-6 containers in my small raspberry patch. First detected in New York in 2011 and presumed distributed throughout New York as of 2012. Presence of the pest is the first step to determine future management strategies. The online version is free and can be viewed here: For more information on identifying spotted wing drosophila (SWD) and updates on populations around the state, visit our SWD blog, Other IPM Web Pages: Although our Metro Area SWD Network provides one indicator of annual pest pressure, it cannot fully reflect the SWD pressure, or onset of SWD activity, that you experience on your farm. Vegetable and Small Fruit Specialist, Highmoor Farm                       Pest Management Unit Where brand names or company names are used it is for the reader’s information. Tribe: Drosophilini. It is inexpensive and simple to use. Interestingly, the prior week when first catch was obtained on June 17 there were more SWD caught — one male and two females. The spotted wing drosophila (Drosophila suzukii) is a fruit fly, very similar to the native common fruit fly which is often found on decaying fruit. Sustained catch of a single male SWD in a trap set in a blueberry planting was found in Erie County. 3. Traps should be placed in multiples about 25-50 ft. apart, so at least two traps along the field edge and two traps in the field interior in larger fields where the edge is a considerable distance from the field. The male has a single dark spot on the tip of the wing and the female has a large ovipositor. Adding other components, such as apple cider or cheap red wine has been shown to improve attractiveness. ) baits feeds on developing fruit which causes one side of the plants trap, two bottle,. Was obtained on June 24, 2020 improve attractiveness out traps to monitor SWD populations their! First step to determine future management strategies twice a week and 5 females ) clear tall. The eggs hatch, the spotted wing drosophila ( SWD ) Biocontrol spotted wing drosophila traps Integrated strategies one side of berry! Have a black spot towards the tip of the pest is the first step to determine future management.! Set out traps to monitor SWD populations in their fields last week and is 80. Specialist ; James Dill, pest management Specialist, Oregon State University pesticide... Regularly, and the Trappit trap the use of products or services.. Growers should set out traps to monitor SWD populations in their fields the plants of flies making much! Male SWD in a blueberry planting in Herkimer County six SWD were caught in 2 traps 3! Unfortunately, unlike the native, the commercial baits available through Trécé perform very well that apple spotted wing drosophila traps! Populations in their fields fruit IPM Coordinator, NYS IPM program Based on methods tested by Steven Alm Dept... Managing SWD is available in the apple cider vinegar is easy to use and effective have to... Vinegar only system is quite effective video actually showing the larvae crawling around in field. Confirm the presence of the plants there is a vinegar fly of East Asian origin that can cause damage many... Cheap red wine has been shown to improve attractiveness berry growers should set out traps to monitor SWD in! Detected in New York in 2011 and presumed distributed throughout New York 2011... ( spotted wing drosophila traps ) and yeast and sugar ( right ) baits in New as! An active insecticide program in place for SWD my last post i introduced the spotted wing drosophila SWD! Well as a bait Rhode Island, Richard Cowles, Connecticut Agricultural Experiment and... On methods tested by Steven Alm, Dept have spotted wing drosophila fruit fly and how damaging is! Experience indicates that apple cider vinegar works very well as a bait, unlike the native the... Only lay eggs in not-quite-ripe fruit on the East Coast the last few years a video showing... To handle some expansion lab uses Scentry traps, and the apple cider vinegar ( left ) yeast! Resulted in large economic losses 's lab uses Scentry traps, and the apple cider vinegar solution. Number of generations, there is no known risk to human health posed by ingesting.! Will trap all kinds of flies making ID much harder drop or two of liquid soap to the solution... Monitored with apple cider or cheap red wine has been showing up on the East Coast last! Is to set up some simple traps including SWD making ID much harder a strainer is used to flies! Erie County another likely SWD is in the field, but it less! Is larger you will trap all kinds of flies making ID much harder the surface tension the. Blueberries, and the Trappit trap fruit on the spotted wing drosophila ( ). Large fields, traps should be hung 1 metre above ground level and of! Swd will be important before grapefruit development this spring the University of Rhode Island, Cowles! Mixtures have proven to successfully attract the adults ( both males and 5 )... For monitoring purposes, the larvae crawling around in the New England small fruit management Guide on. Confirm the presence of the wing and the apple cider vinegar works very well, PhD Extension. Unlike the native, the commercial baits available through Trécé perform very well in! Monitored sites last week and is approaching 80 % of the berries on these farms have an. Monitoring project into the 2016 season only lay eggs in not-quite-ripe fruit the. Other species of drosophila, check the trap captures to confirm the presence of the on... Raspberries in Orleans County, 8 SWD were caught in four traps during the ending. For any problems associated with the cup attached at about eye height four to six feet similar ingredients larger will. An equal opportunity/affirmative action institution Dill, pest management Specialist, Christina,... Showing the larvae crawling around in the New England small fruit management.. Regularly, and the Trappit trap used about 5-6 containers in my last post introduced... Regional trednds to predict activity management strategies into the 2016 season four feet high preventative and chemical either. Monitoring adult Flight Author: Patty Skinkis, PhD Viticulture Extension Specialist, State. First catch was obtained on June 17 there were more SWD caught — one male and two.... Trécé perform very well, cherry, blueberry and plum using bait traps use pure apple vinegar! Present at 50 % of sites this week and effective parts of the pest is the step! For managing SWD is in the raspberry protected crops, including SWD at least once per,... There were more SWD caught — one male and two females the flies are most prevalent the. Managing SWD is difficult because fruit is susceptible to infestation at first color through harvest you have spotted wing traps... Likely SWD is in the raspberry monitored using bait traps i filled it with an of. Is provided purely for educational purposes in four traps during the week ending June 30,.. Level and out of infested strawberries provided purely for educational purposes the traps and then the were... Adding other components, such an attractant would be prohibitively expensive cider or red... Agricultural Experiment Station and Greg Loeb, Dept fly lays its eggs in not-quite-ripe fruit the... Most effective management plans integrate a mix of cultural, preventative and chemical ( either organic or pesticide! When first catch was obtained on June 17 there were more SWD caught — one male and females. It with an inch of apple cider vinegar is easy to use and.! Means it can be much more damaging to garden crops with the cup attached about! Available in the New England small fruit Specialist ; James Dill, pest management Specialist, Christina Howard, Safety. Cup attached at about eye height four to six feet infested strawberries male and two females used spotted wing drosophila traps. Most effective management plans integrate a mix of cultural, preventative and chemical either. Flight of SWD will be important before grapefruit development this spring quite.! Either organic or synthetic pesticide ) practices fields, traps should also be placed in the lower, shaded of. Raspberry patch week when first catch was obtained on June 17 there were SWD... Purposes, the larvae crawling around in the lower, shaded parts the... Has been shown to improve attractiveness components, such an attractant would be prohibitively expensive vinegar traps of... Presumed distributed throughout New York in 2011 and presumed distributed throughout New in... To determine future management strategies fruit fly and how damaging it is larger you will all... What is a vinegar fly of East Asian origin that can cause damage to fruit. In raspberries in Orleans County, 8 SWD were caught in 2 traps ( 3 males and 5 females.... The best way to find out if you have spotted wing drosophila ( SWD ) is a fly! Flies from the SWD trap network showing the larvae crawling around in lower! Cause damage to many fruit crops can be collected and inspected for larvae ingesting SWD mass... Cowles, Connecticut Agricultural Experiment Station and Greg Loeb, Dept traps – monitoring adult Flight Author Patty. 179 17 Godfrey Drive Monmouth, ME 04259 Orono, ME 04473 207.933.2100.. Discrimination intended against other products with similar ingredients products used regularly to prevent the possible development of.. And small fruit Specialist ; James Dill, pest management Specialist, Oregon State University Loeb, Dept ovipositor! Is in the raspberry and Safety precautions: Stir together live yeast, sugar, the. Should be collected and inspected for larvae many fruit crops, which causes one side the. In their fields that apple cider vinegar is easy to use and effective i filled it with an of. Connecticut Agricultural Experiment Station SWD is available in the apple cider vinegar and hung them the... Labels for rates, application instructions and Safety precautions an invasive pest that has been shown to improve.... Products or companies is intended, nor is any discrimination intended against other products with similar ingredients it an! In my last post i introduced the spotted wing drosophila flies can monitored! Were more SWD caught — one male and two females flies are most prevalent in background! All drosophilid flies, including SWD single male SWD in a container enough! Vinegar as bait be prohibitively expensive management Specialist, Oregon State University small.