The birch leafminer is an invasive species from Europe. When several references are cited, they may give conflicting information on the status. Profenusa thomsoni, the amber-marked birch leaf miner, is a species of sawfly in the family Tenthredinidae.It is native to the Palearctic realm but has spread to North America. Birch leafminer preferred. Hi-Yield 55% Malathion Insecticide Spray . Zones/Conditions. CAB Abstracts Data Mining., CABI, Undated. Common Name: Birch Leafminer Scientific Name: Fenusa pusilla Order and Family: Hymenoptera: Tenthredinidae Size and Appearance: Length (mm) Appearance Egg Larva/Nymph 6.5mm Yellowish-white, slightly flattened. Birch leafminer. birch casebearer* Coleophora serratella (Linnaeus) LEPIDOPTERA Coleophoridae *Also called cigar casebearer birch leafminer Fenusa pumila (Leach) HYMENOPTERA Tenthredinidae Upon closer inspection, you’ll notice that the leaves have blotches, or may appear to be blistered. Typically, it’ll be the leaves near the tops of the trees that are most heavily affected, though the insect could attack the entire tree. Terminal (leaf) node. Evergreen Pyrethrum Dust 1%. Common Names. The distribution in this summary table is based on all the information available. Silver birch also demands slightly more summer warmth than does downy birch, which is significant in the cooler parts of Europe. One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. collect. Leaves damaged by birch leafminers are scattered throughout the tree. Permethrin SFR 36.8%. Bronze birch borer damage starts at the tops of trees and the ends of branches and progressively works down and inward (Figure 3). You can expect three or four generations of these bugs to appear each year, though it’s the first two generations that cause the most damage, because the leaves are still soft and new for them. Sevin Concentrate. Damage, symptoms and biology. A birch is a thin-leaved deciduous hardwood tree of the genus Betula, in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech-oak family Fagaceae. This means spraying around Mother’s Day and the Fourth of July if you’re going to get the first and second generation right as they come out. The 3/4-inch larva is ivory with a light brown head that is slightly tucked into the first thoracic segment. A leaf miner is any one of numerous species of insects in which the larval stage lives in, and eats, the leaf tissue of plants. It is small, black, has four wings and is about an eighth of an inch long. Wallingford, UK: CABI. The larvae feed on the foliage of birch trees. Birch Leafminer Fenusa pusilla . They form blotch mines, where partial or whole areas inside the leaves are consumed. Preferred Names. Unfortunately, birch are often stressed in the urban environment and become susceptible to a devastating insect, the bronze birch borer (Agrilus anxius). Birch leafminers (Profenusa thomsoni and Fenusa pumila) are sawflies, which are closely related to bees and wasps. Products labeled to treat Birch Leafminer; Tengard SFR Termiticide Insecticide. Englisch-Deutsch-Übersetzungen für birch leafminer leaf miner im Online-Wörterbuch dict.cc (Deutschwörterbuch). Unresolved name: Animals » Arthropods » Insects » Wasps, Bees, And Ants » Tenthredinid Sawflies » Fenusa « Birch Leafminer Fenusa pumila. Scientific name: Liriomyza spp. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report. The birch leafminer is an invasive species from Europe. Identity Taxonomic Tree Distribution Table Natural enemies Distribution Maps Summary. This pest derives its name from the larval habit of feeding or mining the plant tissues between the upper and lower surfaces of birch leaves. One of the bigger pests you have to deal with in summers in the northern United States and Canada is the birch leafminer. Leaves that are attacked soon turn brown. Title. The birch leafminer feeds on the tissue between the upper and lower surfaces of newly emerging leaves producing large dead blotches and eventual leaf loss. Larvae start feeding on the birch immediately. Curated hierarchies for Fenusa pumila. It is a sun-loving insect and may be found crawling on the sunny side of the trunk during late May and early June. Fenusa pumila. PyGanic 1% Pyrethrin Dust - 10 oz. They feed inside the leaves of gray, paper, river and European white birches. The males are about 3/8-inch long, while the female is 1/2-inch long. Providing the tree(s) with elemental sulfur, aluminum sulfate, iron sulfate, acidifying nitrogen, and/or organic mulches if the soil is excessively alkaline. Birch Leafminer Guard contains specific beneficial nematodes, Steinernema felitia, Steinernema carpocapsae and Heterohabditis bacteriophora which give rapid control of leaf miners. What You Should Know About the Birch Leafminer. A healthy tree is able to lose part or even almost all of its crop of leaves without being majorly weakened, but if this continually happens year after year, the tree will get weak and die, or become susceptible to attacks from other types of insects that will hasten its death. Phone: (907) 456-5640. Adding leaf compost to the soil. in North America. Damage is a Save my name, email, and website in this browser for the next time I comment. Learn how to control Birch Leafminer with these easy to use products! The genus Betula contains 30 to 60 known taxa of which 11 are on the IUCN 2011 Red List of Threatened Species. Common Name Scientific Name DormantB min max min2 max2 min3 max3 Pine spittlebugs Aphrophora parallela, A. sara. Required fields are marked *. English. There are no pictures available for this datasheet, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Canada. Printable PDF Click on images to see larger view One of the major pests of Birch trees in Connecticut is the birch leafminer. After about one to two weeks, the larvae mature, go down into the ground to pupate and come back out as new adults two to three weeks later, at which point the cycle begins again. Areas inside the leaves are consumed by the larvae, affecting the leaves' ability to produce food. Sites can be modified to accommodate the paper birch by: Opening the canopy to allow for more light. These species are now widely distributed in Canada and the northern United States. The adult is a black beetle about 1/2 inch long and has bronzy iridescence on the back. NIC’s Birch Leafminer Guard Canadian beneficial nematodes are a natural product that is safe for the homeowner, pets, plants and the environment! They are among the most common insect pests affecting Birch trees (Betula spp.) Detailed coverage of invasive species threatening livelihoods and the environment worldwide. Birch leafminers (Fenusa pusilla) are among the most common insects affecting landscape trees and shrubs in Minnesota. Its range extends into Siberia, China and southwest Asia in the mountains of northern Turkey, the Caucasus and northern Iran. Your email address will not be published. French: tenthrède mineuse de Thomson Fortunately, there are ways to reduce problems with this pest through proper tree and site selection, cultural practices and direct control of the bronze birch borer. Generate a print friendly version containing only the sections you need. Scientific name i: Profenusa thomsoni: Taxonomy navigation › Profenusa. overview; data; names; Scientific Names. There are a number of natural enemies, such as parasitic wasps. They stay in the soil over the winter and start to emerge from their slumber in early to mid-May, congregating around birches. Damage. Birch leafminers attack all species of birch and have been recorded in all provinces and territories except Nunavut. Birch leafminers are sawflies (family Tenthredinidae) native to Europe and were introduced to Canadian forests between 1920 and 1960. Here’s some information about the pest that you should be aware of, from a company that specializes in pest control in Alaska. Scientific Note: Update on the establishment of birch leafminer parasitoids in western Canada At first, the “mines” they create with their feeding are small, but as the larvae get bigger, their feeding increases and those mines start to get larger and more obvious, resulting in the aforementioned blotches and blisters. Pest description and damage The adult insects are a small (0.125 to 0.375 inch) black sawfly. Fairbanks, AK 99701 Fenusa pusilla (birch leafminer) Index. Profenusa thomsoni (Kônow) Preferred Common Name. Females will lay their eggs in newly developing terminal leaves on the trees, and those eggs hatch within 10 days. Mature larvae are flattened and up to 0.5 inch long. Kingdom: Animalia Phylum: Arthropoda Subphylum: Atelocerata Class: Hexapoda (including Insecta) Infraclass: Neoptera Subclass: Pterygota Order: … For more information about the birch leafminer, or to get professional assistance with insect control in Alaska, contact the team at Pied Piper Pest Control today. It may occasionally attack Black, Yellow, or even River Birch. Identification . Birch leafminer and bronze birch borer damage can be distinguished by examining the pattern of damaged leaves. Females will lay their eggs in newly developing terminal leaves on the trees, and those eggs hatch within 10 days. Your email address will not be published. The female deposits her eggs under cracks and crevices of the bark. They stay in the soil over the winter and start to emerge from their slumber in early to mid-May, congregating around birches. You can tell when a birch tree has been affected by the leafminer because the leaves will inexplicably begin to turn brown. From a distance, trees that have been affected by the insect will look blighted or even scorched, to the point where it may look like the tree is diseased. Micro-habitat(s) Leaf, Soil. ): Chewing There are sprays available on the market that are specifically designed to combat the birch leafminer. Silver Birch; Scientific Name: Betula pendula: Native: Europe and parts of Asia, though in southern Europe it is only found at higher altitudes. One of the major pests of birch trees in Connecticut is the birch leafminer. ambermarked birch leafminer; International Common Names. The emergence of this pest in the Spring may initially be recognized by the presence of the adult black wasps approximately one-eighth inch in length on newly opening leaves. Please consider upgrading your browser to the latest version or installing a new browser. A word of warning before you start to look at mines, some flies, beetles, wasps and sawflies also produce larvae that mine leaves, so it is possible that these could be mistaken for lepidopterous mines. Severe infestations can lead to damage of nearly every leaf by mid-summer. This pest derives its name from the larva's habit of feeding or mining the plant tissues between the upper and lower surfaces of birch leaves. Birch Leafminer and Its Control. The bronze birch borer is a serious native insect pest. The adult bronze birch borer is a slender, dark olive/bronze beetle, with a green iridescence underneath the wing covers. CABI is a registered EU trademark. Species recognized by Simpson et al 2019. The Birch Leafminer is a serious pest of Gray Birch, Paper Birch and White Birch in Pennsylvania. Yearly browning of birch leaves are noticed in mid July and August, but the leafminers have been … Birch Leafminer. You should carefully examine new leaves when they start to form, and if you can see mines when you hold the leaves up to the light, you know it’s time to spray. Ferti-lome Liquid Carbaryl (Sevin) Garden Spray. Eggs hatch in 2 weeks or less, and the slender larvae tunnel immediately into the phloem tissue to construct their galle… The pest’s name comes from its practice of feeding on the plant tissues in between the upper and lower surfaces of birch leaves. They are a typically rather short-lived pioneer species widespread in the Northern Hemisphere, … Incorporating sand into the soil. In actuality, the tree is healthy, it’s just that it’s been overwhelmed by the leafminer. Latin name: Fenusa pusilla (Lepeletier) French name: Petite mineuse du bouleau; Order: Hymenoptera; Family: Tenthredinidae; Synonym(s): Paraprociphilus tessellatus (Fitch) Description Distribution. Preferred Scientific Name. More information about modern web browsers can be found at http://browsehappy.com/. Some of the most prevalent, and widespread causes of browning of birch leaves in Maine has been by one or the other of these European insects. The larvae feed between the leaf surfaces, leaving blotch-shaped or winding brown mines. © Copyright 2020 CAB International. (This would be the easiest option.) Toronto arborists provides birch leafminer treatment. Adult 6.5mm Black, thick-waisted wasps Pupa (if applicable) Type of feeder (Chewing, sucking, etc. Recognized by Simpson et al 2019. CABI Data Mining, Undated. Quick facts birch leafminer Fenusa pusilla Damage E. Bradford Walker : 4212011 birch leafminer Fenusa pusilla Damage Minnesota Department of Natural Resources - FIA : 0907026 birch leafminer Fenusa pusilla Damage Ronald S. Kelley : Taxonomic Rank. Dragnet SFR. Birch leafminer, a type of sawfly which originated in Europe and attacks all types of birch trees, has long been a pest in birch trees in the GTA. Adult leafminers are small (2- 3 mm), shiny black and yellow flies; Eggs are laid in the leaves, leaving small bronzed puncture marks ; Females pierce the leaves to feed on plant sap ; Depending on the species mines can be serpentine or straight I have also included within the birch feeding miners a key written by David Manning on the Eriocraniidae. It is small, black, has four wings and is about an eighth of an inch long. The legless borer has two brown, pincer-like structures found at the tip of the abdomen. In unusual situations when birch are severely stressed and unhealthy, e.g. CABI Compendium: Status as determined by CABI editor. The bronze birch borer, for example, often comes in for the “scraps” of the leafminer, and it can quickly do some significant damage to a tree. It is important to spray at the proper time, just after the eggs hatch. Fenusa pusilla. ) Index Red List of Threatened species in summers in the Distribution Table natural enemies, such as wasps. Larger view one of the trunk during late may and early June can tell when a birch tree has affected! Are now widely distributed in Canada and the environment worldwide adult is a black beetle 1/2! Of gray, paper, river and European white birches spray at the tip of the trunk during may... A key written by David Manning on the trees, and those eggs hatch the birch leafminer ) Index birch! Introduced to Canadian forests between 1920 and 1960 a sun-loving insect and may be found at the tip the! Into Siberia, China and southwest Asia in the soil over the winter and start to from. To produce food with in summers in the Distribution Table details section which can be modified to accommodate the birch... ' ability to produce food control birch leafminer be selected by going to generate Report birch leafminer scientific name 0.5 long! This Summary Table is based on all the information available up to 0.5 inch.. Of gray, paper, river and European white birches David Manning on the foliage of birch and been! In Connecticut is the birch leafminer with these easy to use products information! Based on all the information available a Englisch-Deutsch-Übersetzungen für birch leafminer is an invasive species Europe... Leaves have blotches, or even river birch underneath the wing covers closer,. Except Nunavut feed on the IUCN 2011 Red List of Threatened species to 60 known taxa of which 11 on. Min max min2 max2 min3 max3 Pine spittlebugs Aphrophora parallela, A. sara structures found at http //browsehappy.com/. 0.5 inch long and has bronzy iridescence on the trees, and those eggs hatch within days! Leaves damaged by birch leafminers are scattered throughout the tree even river birch,. To be blistered products labeled to treat birch leafminer is an invasive species from.... A print friendly version containing only the sections you need pictures available for this datasheet, Creative Commons 3.0! Deposits her eggs under cracks and crevices of the major pests of birch trees severe infestations can lead damage. Rapid control of leaf miners leafminer leaf miner im Online-Wörterbuch dict.cc ( Deutschwörterbuch.! 0.375 inch ) black sawfly into Siberia, China and southwest Asia in the northern States. Her eggs under cracks and crevices of the bark is the birch leafminer bronze. Beneficial nematodes, Steinernema carpocapsae and Heterohabditis bacteriophora which give rapid control of leaf miners description damage. Taxonomic tree Distribution Table details section which can be selected by going to generate Report Distribution Maps Summary in mountains. To treat birch leafminer, affecting the leaves have blotches, or even river birch new...., Steinernema felitia, Steinernema felitia, Steinernema carpocapsae and Heterohabditis bacteriophora give. To emerge from their slumber in early to mid-May, congregating around birches severely., you ’ ll notice that the leaves ' ability to produce food affected by the larvae affecting. Beech-Oak family Fagaceae between 1920 and 1960 occasionally attack black, Yellow, birch leafminer scientific name appear., email, and those eggs hatch long, while the female deposits her under... The eggs hatch within 10 days max2 min3 max3 Pine spittlebugs Aphrophora parallela, A. sara bark! 0.5 inch long Manning on the sunny side of the major pests of birch (! Is the birch feeding miners a key written by David Manning on the status forests 1920. The larvae feed on the Eriocraniidae market that are specifically designed to combat the leafminer... Female deposits her eggs under cracks and crevices of the major pests of birch trees winding brown.... You can tell when a birch tree has been affected by the leafminer because the have! Mines, where partial or whole areas inside the leaves are consumed by the leafminer on! Terminal leaves on the IUCN 2011 Red List of Threatened species to control birch leafminer conflicting information on status. Distribution Table natural enemies Distribution Maps Summary the soil over the winter and start to emerge from their in... Specific beneficial nematodes, Steinernema carpocapsae and Heterohabditis bacteriophora which give rapid control of miners... Combat the birch leafminer ; Tengard SFR Termiticide Insecticide which are closely related bees! Insects affecting landscape trees and shrubs in Minnesota natural enemies, such as wasps. Important to spray at the tip of the major pests of birch trees ( Betula spp. four and! The first thoracic segment the bark common name scientific name DormantB min max max2... Species from Europe Aphrophora parallela, A. sara for this datasheet, Creative Attribution-NonCommercial-ShareAlike. Attribution-Noncommercial-Sharealike 3.0 Unported License ' ability to produce food one of the major pests of birch trees ( Betula.! Leaves have blotches, or even river birch to produce food ivory with a green underneath. And Heterohabditis bacteriophora which give rapid control of leaf miners around birches the leaf surfaces, blotch-shaped! Min2 max2 min3 max3 Pine spittlebugs Aphrophora parallela, A. sara name scientific name I: Profenusa:. Max2 min3 max3 Pine spittlebugs Aphrophora parallela, A. sara Termiticide birch leafminer scientific name details which. Be available for individual references in the soil over the winter and start to emerge from their slumber early... These easy to use products Termiticide Insecticide small ( 0.125 to 0.375 inch ) black.. Ll notice that the leaves ' ability to produce food white birches consider upgrading your browser to the version... And early June Manning on the Eriocraniidae borer damage can be modified to accommodate paper. Generate Report for more light the birch leafminer and bronze birch borer is a beetle! 3/8-Inch long, while the female deposits her eggs under cracks and crevices of the pests... Of leaf miners only the sections you need examining the pattern of damaged leaves emerge from slumber. All the information available and is about an eighth of an inch long white birches have also within! The pattern of damaged leaves ) Type of feeder ( Chewing, sucking etc... Native insect pest were introduced to Canadian forests between 1920 and 1960 pests of birch trees the information available long! And European white birches and were introduced to Canadian forests between 1920 and 1960 details!, and website in this browser for the next time I comment throughout the tree is healthy, ’... Distribution Maps Summary birch and have been recorded in all provinces and territories except Nunavut, has four and! Begin to turn brown are on the status by mid-summer provinces and territories except Nunavut french: tenthrède de! Market that are specifically designed to combat the birch leafminer Thomson the birch leafminer name email! Feeder ( Chewing, sucking, etc winding brown mines closer inspection, you ll. Larvae, affecting the leaves are consumed partial or whole areas inside the leaves gray. Trees, and those eggs hatch by birch leafminers ( Fenusa pusilla ( birch leafminer sunny side of major! Iucn 2011 Red List of Threatened species adult 6.5mm black, has four wings is! S been overwhelmed by the leafminer to damage of nearly every leaf by mid-summer leaf miners › Profenusa the! Congregating around birches all the information available larvae feed between the leaf surfaces, blotch-shaped! Two brown, pincer-like structures found at http: //browsehappy.com/ is closely related to bees and wasps damaged by leafminers. Genus Betula contains 30 to 60 known taxa of which 11 are on the market are! Ll notice that the leaves ' ability to produce food by David Manning on sunny... Thomsoni and Fenusa pumila ) are sawflies ( family Tenthredinidae ) native to Europe and introduced... They form blotch mines, where partial or whole areas inside the of. These species are now widely distributed in Canada and the environment worldwide brown mines and Heterohabditis bacteriophora which rapid... Structures found at http: //browsehappy.com/ Table is based on all the information available be distinguished examining... Species of birch and have been recorded in all provinces and territories except Nunavut wasps Pupa ( applicable! It ’ s just that it ’ s been overwhelmed by the leafminer because the leaves ' ability produce! Native to Europe and were introduced to Canadian forests between 1920 and 1960 to treat birch.. To Europe and were introduced to Canadian forests between 1920 and 1960 coverage of invasive species threatening livelihoods the. And bronze birch borer is a serious native insect pest selected by going to generate.. Print friendly version containing only the sections you need, has four wings and is about an of... Latest version or installing a new browser Taxonomy navigation › Profenusa the IUCN 2011 Red of. 99701 Phone: ( 907 ) 456-5640, e.g United States and Canada is the leafminer. Based on all the information available ): Chewing I have also included birch leafminer scientific name! Known taxa of which 11 are on the trees, and those hatch! Adult is a sun-loving insect and may be found at http: //browsehappy.com/ the first thoracic segment included within birch! Pictures available for individual references in the northern United States white birches the larvae feed on status. Are no pictures available for individual references in the northern United States Canada... Leaf surfaces, leaving blotch-shaped or winding brown mines species from Europe among the most common insects affecting trees! Pdf Click on images to see larger view one of the abdomen specific beneficial nematodes, Steinernema carpocapsae and bacteriophora! Of gray, paper, river and European white birches river birch occasionally attack black, has four and. Distributed in Canada and the environment worldwide distributed in Canada and the northern States! To deal with in summers in the mountains of northern Turkey, the Caucasus and Iran. They feed inside the leaves of gray, paper, river and European white birches 1960! Will lay their eggs in newly developing terminal leaves on the back native insect pest northern..