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Requests to determine the cause of damage

Here you can request to determine the cause of the damage. You can view the requests of other users and sort them according to the selected criteria. In addition, you can get information about your request, and you can follow the progress of its current state. If your application was not approved, it had probably been because it was impossible to identify the damage based on the sent photos or because the application does not address our topic - determining the pests of trees and shrubs. We will inform you about the status of your application by email.

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Date
Assigned
Status
Days from submission
7458
21.2.2026
michal.lalik@nlcsk.org
Completed
3
7456
20.2.2026
A. Kunca
Completed
4
7409
27.1.2026
R. Leontovyč
Completed
7
7407
27.1.2026
A. Kunca
Completed
7
7349
16.1.2026
R. Leontovyč
Completed
1
7341
14.1.2026
R. Leontovyč
Completed
1
7340
14.1.2026
A. Kunca
Completed
2
7325
9.1.2026
R. Leontovyč
Completed
4
7323
8.1.2026
A. Gubka
Completed
1
7315
7.1.2026
R. Leontovyč
Completed
1

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Buff-tip moth
Faléra lipováFaléra lipová
Buff-tip moth
Number: 5239
Received 30.10.2024
In progress: 0 days
Date of occurrence: 30.10.2024
Significance: Less harmful
Discussion
From: VilelaVet
Assigned: M. Zúbrik
Country: Portugal

Question

Pet that complentely defoliates chesnut tree leaves

Answer

Hi VilelaVet, thank you for the request. The caterpillars belong to the species Phalera bucephala – the Buff-tip moth. Phalera bucephala has large, hairy caterpillars. This species belongs to the family Notodontidae. Although Phalera bucephala primarily feeds on a range of broadleaf trees like oak, birch, willow, and hazel, it is a generalist and can feed on Castanea sativa (European Chestnut). The caterpillars can cause defoliation. With best regards, Milan Zubrik.
Number of votes for this answer: 0

Pest

Buff-tip moth

Phalera bucephala

Buff-tip moth

Phalera bucephala

hmyz

Received: 30.10.2024
Wood: Chestnut
Number: 5239
Date of occurrence: 30.10.2024
Discussion

Add comment: Buff-tip moth

Red band needle blight
Červená sypavka borovíc
Red band needle blight
Number: 5234
Received 26.10.2024
In progress: 10 days
Date of occurrence: 26.10.2024
Significance: Harmful
Discussion
Assigned: R. Leontovyč
Country: Slovakia

Question

borovica cierna, presychanie

Answer

Dobrý deň pán Mesiarkin, jedná sa o napadnutie "červenou sypavkou borovíc", podrobnejšie informácie nájdete na našej stránke https://www.skodcoviadrevin.sk/ . Naapdnuté ihličie odporúčam na jeseň odtrániť a spáliť, alebo dať do komunálneho odpadu, rozhodne ho nekompostujte, alebo nenechávajte v záhrade. S pozdravom Roman Leontovyč
Number of votes for this answer: 0

Pest

Red band needle blight

Mycosphaerella pini

Red band needle blight

Mycosphaerella pini

huby

Received: 26.10.2024
Wood: Borovica
Number: 5234
Date of occurrence: 26.10.2024
Discussion

Add comment: Red band needle blight

Common pine shoot beetle
Common pine shoot beetle
Number: 5196
Received 18.10.2024
In progress: 0 days
Date of occurrence: 16.6.2024
Significance: Very harmful
Discussion
Assigned: M. Zúbrik
Country: Belarus

Question

Answer

Hello, it looks like these galleries were caused by the Common Pine Shoot Beetle (Tomicus piniperda). It is a common species and sometimes can cause serious damage to standing trees of various pine species. You can find more information about this species in our atlas here: https://www.forestpests.eu/pest/tomicus-piniperda. With best regards, M. Zubrik
Number of votes for this answer: 0

Pest

Common pine shoot beetle

Tomicus piniperda

Common pine shoot beetle

Tomicus piniperda

hmyz

Received: 18.10.2024
Wood: Borovica
Number: 5196
Date of occurrence: 16.6.2024
Discussion

Add comment: Common pine shoot beetle

Black pine sawyer beetle
Black pine sawyer beetle
Number: 5182
Received 15.10.2024
In progress: 3 days
Date of occurrence: 28.9.2024
Significance: Harmful
Discussion
From: LefVa
Assigned: M. Zúbrik
Country: Greece

Question

Answer

Hello, thank you for your inquiry. The attached photo shows the adult beetle of the species Monochamus galloprovincialis (female). Its larvae live under the bark of pine trees. Best regards, M. Zúbrik
Number of votes for this answer: 0

Pest

Black pine sawyer beetle

Monochamus galloprovincialis

Black pine sawyer beetle

Monochamus galloprovincialis

hmyz

Received: 15.10.2024
Wood: -
Number: 5182
Date of occurrence: 28.9.2024
Discussion

Add comment: Black pine sawyer beetle

Linden jewel beetle
Krasoň lipovýKrasoň lipovýKrasoň lipový
Linden jewel beetle
Number: 5181
Received 15.10.2024
In progress: 6 days
Date of occurrence: 15.10.2024
Significance: Less harmful
Discussion
From: Erik
Assigned: S. Rell
Country: Slovenia

Question

Answer

Hello, These are the exit holes of the Linden jewel beetle Lamprodila rutilans. It develops under the bark of trunks and bare roots on the sunny side of the tree. If the tree trunk is shaded, this species should not attack it.   more info: https://www.forestpests.eu/pest/lamprodila-rutilans   Best regards SR
Number of votes for this answer: 0

Pest

Linden jewel beetle

Lamprodila rutilans

Linden jewel beetle

Lamprodila rutilans

hmyz

Received: 15.10.2024
Wood: Lime
Number: 5181
Date of occurrence: 15.10.2024
Discussion

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Pine needle cast
Sypavka borovicováSypavka borovicováSypavka borovicová
Pine needle cast
Number: 5174
Received 11.10.2024
In progress: 9 days
Date of occurrence: 11.10.2024
Significance: Harmful
Discussion
Assigned: V. Longauerová
Country: Slovakia

Question

Dobry den, zlte ihlicie sa objavilo behom 2 tyzdnov. Po vytrvalych dazdoch. Podla fotiek a popisov na tejto skvelej stranke by som to tipoval na sypavku, Len neviem aku. Mozem zacat s fungicidnim postrekom este teraz na jesen ? Pripadne co by ste este poradili. Mam sancu sa dat strom do poriadku ? Dakujem pekne. Petr

Answer

Dobrý deň,  podľa foto sa pravdepodobne jedná o sypavku borovicovú. Ochorenie borovíc spôsobené komplexom najmenej dvoch rôznych húb známych ako Lophodermium pinastri a Lophodermium seditiosum. Hlavné infekčné obdobie býva počas júna, vo vyšších polohách v júli až septembri, infekciu podporuje vlhké počasie. Na jeseň sa na najstarších ihliciach objavujú spočiatku malé žlté škvrny, ktoré sa zväčšujú, hrdzavejú, tmavnú až zčernajú. Postihnuté stromy majú málo prírastkov, presvetlené koruny, a sú vstupnou bránou ďalším chorobám a parazitom. Ochrana spočíva v aplikácii opakovaných fungicídnych prípravkov,pri vyšších vonkajších teplotách, nad 15 stupňov Celzia. Aplikujú sa v období, keď dochádza k infekcii (obvykle jún až september), plus robíme mechanické opatrenia - odstraňujeme opadnuté infikované ihličie, aby sa zabránilo ďalšej infekcii.  Vývoj huby trvá dva roky.Jednorazovým ošetrením sa choroby nezbavíme, borovicu musíme aj po chemickom ošetrení starostlivo sledovať a prípadne opakovane zasiahnuť. Pekný deň.  V. Longauerová
Number of votes for this answer: 0

Pest

Pine needle cast

Lophodermium pinastri

Pine needle cast

Lophodermium pinastri

huby

Received: 11.10.2024
Wood: Borovica
Number: 5174
Date of occurrence: 11.10.2024
Discussion

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Smoky bracket
Sivopórovka tmaváSivopórovka tmavá
Smoky bracket
Number: 5160
Received 9.10.2024
In progress: 5 days
Date of occurrence: 9.10.2024
Significance: Harmful
Discussion
Assigned: A. Kunca
Country: Slovakia

Question

Answer

Dobrý deň, predpokladám, že spodná stran plodníc má drobné póry. A v tom prípade by to mala byť Bjerkandera adusta sivopórka tmavá. A.K.
Number of votes for this answer: 0

Pest

Smoky bracket

Bjerkandera adusta

Smoky bracket

Bjerkandera adusta

huby

Received: 9.10.2024
Wood: Čerešňa
Number: 5160
Date of occurrence: 9.10.2024
Discussion

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A - Ambiguously determined, we are not sure
A - Ambiguously determined, we are not sure
Number: 5147
Received 6.10.2024
In progress: 0 days
Date of occurrence: 6.10.2024
Significance:
Discussion
From: Jer Nusse
Assigned: J. Vakula
Country: The Netherlands

Question

Answer

Hello, I think that tree species is spruce and galleries under the bark were made by Pityogenes chalcographus. Circle exit holes in the wood are probably from Siricidae species. Best regards Jozef Vakula
Number of votes for this answer: 0

Pest

A - Ambiguously determined, we are not sure

A - Ambiguously determined, we are not sure

A - Ambiguously determined, we are not sure

A - Ambiguously determined, we are not sure

huby

Received: 6.10.2024
Wood: Douglas Fir
Number: 5147
Date of occurrence: 6.10.2024
Discussion

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Phellinus ferruginosus
Ohňovec hrdzavohnedýOhňovec hrdzavohnedýOhňovec hrdzavohnedý
Phellinus ferruginosus
Number: 5141
Received 3.10.2024
In progress: 5 days
Date of occurrence: 18.9.2024
Significance: Harmful
Discussion
From: EricD
Assigned: V. Longauerová
Country: The Netherlands

Question

Answer

Dear Eric, thank you for your request and picture. According to the photo, it is about Phellinus ferruginosus. Fruiting bodies are annual and also perennial,  0.1-1.0 cm thick, decaying in an area of several square centimetres and even square decimetres, strongly attached to its base. Predisposed are tree species growing in sites with the humic soil. It occurs commonly in Europe, in the north of Scandinavia it is bordered more or less with the northern border of oak occurrence. The similar fruiting body is formed by Phellinus ferreus that differs only in microscopic features and moderately also in host trees. The mycelium causes white rot of attacked wood. It lives parasitically or saprotrophically on the wood of hardwoods and conifers. Host selection is sometimes quite specific for a particular species and is an important defining feature. With best regards,  Valeria
Number of votes for this answer: 0

Pest

Phellinus ferruginosus

Phellinus ferruginosus

Phellinus ferruginosus

Phellinus ferruginosus

huby

Received: 3.10.2024
Wood: Beech
Number: 5141
Date of occurrence: 18.9.2024
Discussion

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Lime seed bug
Ploštička lipováPloštička lipováPloštička lipová
Lime seed bug
Number: 5135
Received 2.10.2024
In progress: 5 days
Date of occurrence: 25.9.2024
Significance: Less harmful
Discussion
From: Lenka
Assigned: S. Rell
Country: Slovakia

Question

Prajem pekný deň. Na ibištekoch sa nám vyskytli bzochy a nachádzajú sa tam aj cifrušky, ktorých je tam tak 5 % z celkového množstva hmyzu. Vedeli by ste mi prosím poradiť, akým spôsobom bojovať proti bzdohe, nakoľko nám už takto dva ibišteky odišli a ďalšie 3 už usychaju a ostatných cca 15 kusov je plne nakazených. Ďakujem.

Answer

Dobrý deň, Jedná sa konkrétne o ploštičku lipovú Oxycarenus lavaterae  https://www.skodcoviadrevin.sk/skodca/bzdocha-oxycarenus-lavaterae. Je to polyfág a napáda mnoho druhov z čeľade Slezovité. Vyskytuje sa najmä na lipe, ktorú ak máte v okolí môže byť primárnym zdrojom šírenia. Momentálne je obdobie, kedy si už hľadajú alebo budú hľadať miesto na prezimovanie a často sa tlačia aj do ľudských obydlí. Tento druh pochádza so stredomoria a dlhšie trvajúce mínusové teploty zvyšujú úmrtnosť zimujúcich jedincov. Priamo na bzdochy je možné použiť kontaktný insekticíd a ibištek by bolo možné ošetriť systémovým insekticídom, s ktorým by som však počkal do jarného obdobia, keď sa bzdochy začnú znovu objavovať.   S pozdravom SR  
Number of votes for this answer: 0

Pest

Lime seed bug

Oxycarenus lavaterae

Lime seed bug

Oxycarenus lavaterae

hmyz

Received: 2.10.2024
Wood: Rôzne dreviny
Number: 5135
Date of occurrence: 25.9.2024
Discussion

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Ganoderma applanatum (= lipsiense)
Lesklokôrovka plocháLesklokôrovka plocháLesklokôrovka plochá
Ganoderma applanatum (= lipsiense)
Number: 5132
Received 30.9.2024
In progress: 2 days
Date of occurrence: 26.9.2024
Significance: Harmful
Discussion
Assigned: R. Leontovyč
Country: Slovakia

Question

Prosim Vas jedná sa o druh leskokorovka plocha alebo leskokorovka ploska?? Neviem ci su to dva druhy alebo je to synonymum. Poprosim uviesť aj spôsob poškodenia na lipe, z ktorého bude vychádzať návrh zásahu,t.j.ošetrenie alebo výrub. Lipa sa nachádza v husto zastavanej časti mesta L. Mikulas. Dakujem...

Answer

Dobrý deň, správny názov je leskokorovka plochá. Často bývajú lipy napadnuté aj inými druhmi drevokazných húb, najčastejšie Fomes fomentarius. Pre rozhodnutie sa o výrube by bolo potrebné posúdiť rozsah hniloby, napr. zvukovými ozvami (sekera, arbor. kladivo), najspolahlivejšia je motóda akustickej tomografie. V prípade potreby vám môžeme uvedenú lipu prísť posúdiť, s pozdravom Roman Leontovyč   
Number of votes for this answer: 0

Pest

Ganoderma applanatum (= lipsiense)

Ganoderma applanatum (= lipsiense)

Ganoderma applanatum (= lipsiense)

Ganoderma applanatum (= lipsiense)

huby

Received: 30.9.2024
Wood: Lipa
Number: 5132
Date of occurrence: 26.9.2024
Discussion

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Leaf-mining moth
Mínovník dubovýMínovník dubový
Leaf-mining moth
Number: 5123
Received 24.9.2024
In progress: 1 days
Date of occurrence: 24.9.2024
Significance: Less harmful
Discussion
From: majo
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Ahoj Majo, ďakujeme za dotaz. Ma dube žije veľa druhov mínovačov a nedajú sa vždy podľa požerkov jednoznačne rozpoznať. Myslím, že tu sa jedná o mínovníka dubového Tischeria ekebladella. Pekný deň M. Zúbrik. 
Number of votes for this answer: 1

Pest

Leaf-mining moth

Tischeria ekebladella

Leaf-mining moth

Tischeria ekebladella

hmyz

Received: 24.9.2024
Wood: Dub
Number: 5123
Date of occurrence: 24.9.2024
Discussion

Add comment: Leaf-mining moth

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