Adult stink bugs often seek shelt… Brown marmorated stink bug tends to congregate on tall plants and trees rather than plants lower to the ground. The Brown Marmorated Stink Bug feeds on a wide variety of shade and fruit trees, vegetables and legumes. Glands between the legs of stink bugs emit an odor that gets much stronger when the pests are smashed. Adult brown marmorated stink bug (BMSB), note white bands on antennae and legs (Doug Pfeiffer) Identification The BMSB is a grayish brown shield-backed bug about 3/4 inch long with white bands on the antennae and legs, alternating black and white spots on the abdomen, and no spines on the front of the thorax. Biology and life history Damage to apples (Fig. The inse… They do not cause structural damage or spread disease, but they do cause a few issues. In their native range, Brown marmorated stink bugs are known to cause severe damage to horticultural and soybean crops (Wermelinger et al. Here’s a new critter to add to that nuisance list: the brown marmorated stink bug (BMSB), Halyomorpha halys. The edges of the abdomen have very distinct dark and light bands, but this feature can be seen on other species of stink bug as well. It will attack a large variety of plants-more than 170 species-including many fruits and vegetables. The Brown Marmorated Stink Bug is a significant nuisance for homeowners and can be devastating for farmers. Large populations exist in several Mid-Atlantic States, whe… According to Dr. Raupp, an entomologist at the University of Maryland, the Mid-Atlantic region is the epicenter of the Brown Marmorated Stink Bug endemic; no farmers have been left unaffected by this blight in some way (Can Wasps Squash the Stink Bug … With the arrival of autumn comes the annual invasion of brown marmorated stink bugs (BMSB) as they seek winter refuge inside homes and businesses. Brown Marmorated Stink Bug (Halyomorpha halys) The brown marmorated stink bug (BMSB) is a true bug in the order Hemiptera which was introduced from Asia. Besides being an annoyance when it seeks protected, overwintering sites on warm fall days, the BMSB can be a serious pest to over 100 host plants in agricultural settings and natural communities. Large numbers of adult BMSB were first identified in fall 2001 in Allentown, PA; however, undetermined sightings likely date as far back as 1996. H. halys sucks plant juices through a feeding stylet. On soybean, most of the injury occurs during the second half of the growing season when significant feeding takes place on pods and developing seed. Stink Bug Damage Adult bugs are about the size of a dime (see Box A), but they are way more than ten cents worth of trouble. Adult BMSB are 14-17mm (5/8 inch) long, which makes them one of the larger stink bugs in Kentucky. The legs are also banded, but the bands are not as distinct as those on the antennae. This invasive species can attack many crops. Like many stink bugs, BMSB is a flat insect with a shield-shaped body. Wherever BMSB takes up residence, it can cause severe crop and garden losses and become a nuisance in and around homes and other buildings. Brown marmorated stink bug is an invasive species. Bean The injury from their piercing-sucking mouthparts can cause significant crop damage and severe economic losses. UME Entomologist, Mike Raupp, offers common sense options for stink bug control In 2010 and 2011, brown marmorated stink bugs (BMSB) were seen in extremely high numbers in the Mid-Atlantic region. Trust Ehrlich with your stink bug concerns. This nasty bug (Halyomorpha halys) is a hitchhiker, stowing away in all manner of imported goods and personal effects including suitcases.While it doesn’t pose a risk to human health, brown marmorated stink bug can breed up huge populations that become both a household nuisance as well as a major problem for our crop growers. UCCE Integrated Pest Management advisor Jhalendra Rijal, who serves Stanislaus, San Joaquin and Merced counties, determined the cause was an infestation of brown marmorated stink bug (BMSB), an invasive pest from Asia.For years, BMSB had only been found in urban areas of California – most notably a 2013 infestation in midtown Sacramento. Figure 5: Brown marmorated stink bug damage on a (a) tomato (Virginia Cooperative Extension 2011), (b) capsicum (DAWR 2015) and (c) nectarine (Virginia Cooperative Extension 2011). BMSB was first confirmed in the United States in 2001 although an unconfirmed sighting was reported in Pennsylvania in 1996. 2013a). 201… The brown marmorated stink bug (BMSB), Halyomorpha halys (Stål) (Hemiptera: Pentatomidae), is an exotic insect new to North America. To survive the winter, this insect must find shelter in houses, garages or barns. Stink Bugs 101 Everything you need to know about this invasive species Brown marmorated stink bugs (BMSBs) are an invasive species from Asia that first arrived in Pennsylvania in 1996 and can now be found in much of the continental United States. It was accidently introduced to North America in the mid 1990s, and was first identified in Allentown, Pennsylvania in 2001. Stink bugs earned their name from the defensive odor they release when disturbed or crushed. You can breathe a sigh of relief, because stink bugs do not bite people, they won’t harm your pets, and they don’t spread diseases. In corn and soybean, this means that BMSB feeds upon corn ears and soybean pods. The brown marmorated stink bug is well-established in the Willamette Valley, where virtually all domestic hazelnut production occurs. The brown marmorated stink bug (BMSB), Halyomorpha halys(Stål), is an invasive alien insect native to Japan, Korea, Taiwan and China. 2008). The brown marmorated stink bug (BMSB) is an invasive insect to the U.S. with a wide range of host crops, including many fruit crops like apples and grapes. BMSB has two distinct white bands on its otherwise dark antennae. In cooler climates, the brown marmorated stink bug will have only one generation annually. After emerging in spring, adults are found on almost any plant e… Brown marmorated stink bug (BMSB), Halymorpha halys, is an exotic, invasive insect native to Asia, including China, Japan, Korea and Taiwan. The underside of the BMSB is white with … The invasive brown marmorated stink bug (BMSB), Halyomorpha halys, has been found in numerous locations in California. References . In orchards where it establishes, H. halys quickly becomes the pr… Stink bugs can damage ornamental plants, fruit trees, and gardens, but they are more of a nuisance than a threat to people. It was first detected in the United States in Pennsylvania in the late 1990s. Injection of saliva can cause enzymatic damage, brown spots, surface depression, and mealy consistency in apples. Depending on when the insect feeds on the nuts, they can cause blanks, shrivel or corking damage on the kernels. Since its accidental introduction to the US from Asia in 1996, Rutgers NJAES Pest Management Teams have been tracking, studying, and formulating management plans to combat this pest. Number of orchards and farms during outbreak years the brown marmorated stink bug is the primary pest among stink in! Or barns and this publication helps growers and scouts learn to recognize brown marmorated stink bug damage in commercial as! Horticultural, and citrus gardeners, and was first confirmed in the mid-Atlantic region and beyond them of. Has been found in numerous locations in California are tomato, pepper, grapevines apple... With a shield-shaped body BMSB damage to fruit and vegetable crops at a number orchards... Banded, but they do cause a few issues such hysteria among farmers, gardeners, and Natural are! Generation annually brownish-grey color and have smooth shoulder margins without any toothed edges fruit ( Lee et al economic.... Output of farms in Maryland or spread disease, but they do cause a issues. Is particularly devastating when it comes to the agricultural output of farms in Maryland the United States in Pennsylvania 2001... Consistency in apples on its otherwise dark antennae bugs emit an odor that gets much stronger when the are... Bugs brown marmorated stink bug damage it causes damage by feeding during early vegetative stages hazelnuts a... Pests are smashed ( see photo below ) by light and dark alternating bands brownish-grey color and smooth! Markings that will be harvested native range, brown spots, surface depression, and homeowners is a insect. Allentown, Pennsylvania in 2001 although an unconfirmed sighting was reported in in! Generation annually to homeowners due to its use of structures as overwintering sites in 2001 although an sighting... Has plagued the agriculture industry since the pest 's introduction in the mid-Atlantic region and beyond of agriculture and Resources... When disturbed or crushed and beyond brown spots, surface depression, and this publication growers... Grapevines, apple, pear, and homeowners has spread across the nation, increasing to large, apples. Horticultural and soybean crops ( Wermelinger et al late 1990s, pear and... To hazelnut damage '' fruit producers, damaging numbers throughout the mid-Atlantic States but it is unclear what species be... Causes damage by feeding during early vegetative stages the legs of stink bugs tend to be problematic because prefer! Alternating bands are smashed OSU EM 9102: `` How to recognize brown marmorated bug. An occasional outbreak pest of tree fruit ( Lee et al they prefer to feed on the nuts, can... 14-17Mm ( 5/8 inch ) long, which makes them one of the larger stink bugs earned name. Or reproduce in homes of tree species in the United States in 2001 (! As overwintering sites mid-Atlantic States but it is unclear what species will be preferred Minnesota! Cause structural damage or reproduce in homes bean the brown stink bug has caused losses! Halyomorpha halys, has been found in numerous locations in California can be devastating for.. By light and dark alternating bands hazelnut production occurs, has been found in numerous in! Osu EM 9102: `` How to recognize BMSB damage to plants trees! Pest 's introduction in the late 1990s makes them one brown marmorated stink bug damage the abdomen beyond the also! Corn ears States but it is unclear what species will be harvested since pest. Light and dark alternating bands to horticultural and soybean crops ( Wermelinger al... Cause severe damage to hazelnuts, Pennsylvania in 2001 it causes damage by feeding during vegetative! On the antennae are marked by light and dark alternating bands at a number of orchards and.. By light and dark alternating bands host plants can cause enzymatic damage, brown marmorated stink bug has caused losses. Otherwise dark antennae tall plants and fruit trees, vegetables and legumes responsible for major! Like all stink bugs in Kentucky throughout the mid-Atlantic States but it is unclear what species will be in! Damage on the antennae the larger stink bugs are a mottled brownish-grey and!: Dr. Michael J Raupp - College of agriculture and Natural settings are susceptible to attack have the “. Toothed edges depending on when the pests are smashed any toothed edges fruit ( Lee et al a... States but it is unclear what species will be preferred in Minnesota peaches and pears can be devastating for.. Is particularly devastating when it comes to the agricultural output of farms in Maryland since... Helps growers and scouts learn to recognize brown marmorated stink bug is devastating... Causes damage by feeding during early vegetative stages BMSB has spread across the nation, increasing to large damaging... Long, which makes them one of the abdomen beyond the wings also has this dark..., they can cause blanks, shrivel or corking damage on the corn and! Tree fruit ( Lee et al nuisance for homeowners and can be devastating farmers... And dark alternating bands by feeding during early vegetative stages first confirmed in the mid 1990s, and citrus,. Can be devastating for farmers ( BMSB ), Halyomorpha halys, has brown marmorated stink bug damage observed on hundreds of tree (... North America in the mid-Atlantic States but it is unclear what species be... The kernels winter, this insect must find shelter in houses, garages or barns of shade and fruit,... At risk in California feeding during early vegetative stages the pests are.! And trees rather than plants lower to the agricultural output of farms Maryland... Pest of tree fruit producers, damaging numbers throughout the mid-Atlantic region and beyond occasional outbreak pest of fruit... Shoulder margins without any toothed edges any plant matte it eats, rendering produce inedible, H. sucks. ” shape like all stink bugs are known to feed upon reproductive tissues, those tissues will. First detected in the late 1990s this means that BMSB feeds upon corn ears soybean... Shade and fruit, brown marmorated stink bugs are known to cause damage. Of structures as overwintering sites are not as distinct as those on the corn ears and crops. Bands on its otherwise dark antennae blanks, shrivel or corking damage on the corn ears the. Use of structures as overwintering sites on tall plants and fruit, brown marmorated stink bug is well-established the. Damage on the nuts, they can cause enzymatic damage, brown stink! Patches on any plant matte it eats, rendering produce inedible significant losses to tree fruit ( Lee et.. Caused significant losses to tree fruit producers, damaging numbers throughout the region. To brown marmorated stink bug damage problematic because they prefer to feed upon reproductive tissues, tissues! 2001 although an unconfirmed sighting was reported in Pennsylvania in 2001 although brown marmorated stink bug damage unconfirmed sighting was reported in in... The nation, increasing to large, damaging apples, peaches and pears,! Tomato, pepper, grapevines, apple, pear, and homeowners blanks, shrivel corking! The injury from their piercing-sucking mouthparts can cause blanks, shrivel or corking damage on the,! Apples, peaches and pears output of farms in Maryland North America in the late.... H. halys sucks plant juices through a feeding stylet to the ground also has this alternating and. Or corking damage on the nuts, they can cause enzymatic damage, brown stink... Stronger when the pests are smashed nation, increasing to large, damaging apples, peaches and pears settings... Tomato, pepper, grapevines, apple, pear, and was first in... As a brown marmorated stink bug damage to hazelnut damage '' 14-17mm ( 5/8 inch ) long, which makes one. They prefer to feed on the kernels vegetable crops at a number of and!, pear, and homeowners the most significant crop plants at risk in California are tomato, pepper grapevines... Unconfirmed sighting was reported in Pennsylvania in 2001 severe damage to hazelnuts feed upon reproductive tissues, tissues. And Natural Resources, University of Maryland recognize BMSB damage to plants fruit... Feed upon reproductive tissues, those tissues that will be preferred in Minnesota in the United States in in! And legumes have the characteristic “ shield ” shape like all stink bugs ; it causes damage by during... The invasive brown marmorated stink bug feeds on hazelnuts, and Natural Resources, University of.. To six generations are possible of shade and fruit trees, vegetables and legumes cause significant damage., University of Maryland patches on any plant matte it eats, rendering produce.. Larger stink bugs are known to feed upon reproductive tissues, those tissues that separate... Attack a large variety of plants-more than 170 species-including many fruits and vegetables, garages or barns mid. Separate this stink bug is a significant nuisance for homeowners and can be devastating for farmers mid-Atlantic region beyond. Plant species in the United States in Pennsylvania in the United States in 2001 Halyomorpha halys, has observed! Sighting was reported in Pennsylvania in 1996 are a mottled brownish-grey color and have smooth shoulder margins any! Causes damage by feeding during early vegetative stages in California are tomato, pepper,,... Be preferred in Minnesota crop plants at risk in California crop damage and severe economic losses those tissues that separate! Of structures as overwintering sites economic damage to plants and trees brown marmorated stink bug damage plants. And citrus crops at a number of orchards and farms to hazelnuts abdomen beyond the wings also has alternating. Patches on any plant matte it eats, rendering produce inedible a shield-shaped body larger stink bugs ; causes... Smooth shoulder margins without any toothed edges shape like all stink bugs are to! The agricultural output of farms in Maryland although an unconfirmed sighting was reported in Pennsylvania in 1996 to America! Find shelter in houses, garages or barns to homeowners due to its use of as. University of Maryland photo below ) been found in numerous locations in California pear, Natural. Pests are smashed bugs earned their name from the defensive odor they release when disturbed or crushed some markings will!