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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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Code
Date
Assigned
Status
Days from submission
7004
20.9.2025
J. Galko
Completed
2
6861
30.8.2025
J. Vakula
Completed
1
6786
21.8.2025
J. Vakula
Completed
4
6584
27.7.2025
J. Vakula
Completed
1
6548
20.7.2025
M. Zúbrik
Completed
1
6414
29.6.2025
M. Zúbrik
Completed
1
6393
27.6.2025
A. Kunca
Completed
3
6378
24.6.2025
S. Rell
Completed
0
6376
23.6.2025
A. Kunca
Completed
1
6345
18.6.2025
M. Zúbrik
Completed
0

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Small white-marmorated longicorn
Vrzúnik smrekovýVrzúnik smrekový
Small white-marmorated longicorn
Number: 7004
Received 20.9.2025
In progress: 2 days
Date of occurrence: 20.9.2025
Significance: Harmful
Discussion
Assigned: J. Galko
Country: Slovakia

Question

Dobrý deň, na fotografii sa jedná o kmeň stromu s malým priemerom, asi úplná špička stromu v rúbnom veku. Priložil som na fotke aj prsty aby ste vedeli odhadnúť rozmery. Ja mám výšku len 170 cm takže mám relatívne malé ruky. Vidieť na viacero miestach drvinu v tvare kužeľu. Viacero kužeľov. Drvina pripomína akoby piliny z dreva Ten kus dreva tam bol dlhší čas po spílení, takže možno to je nejaký technický škodca. Že by tom bol vrzúnik?

Answer

Dobrý deň. Takéto vytláčané drviny sú typické pre vrzúnikov rodu Monochamus. S pozdravom JG
Number of votes for this answer: 0

Pest

Small white-marmorated longicorn

Monochamus sutor

Small white-marmorated longicorn

Monochamus sutor

hmyz

Received: 20.9.2025
Wood: Smrek
Number: 7004
Date of occurrence: 20.9.2025
Discussion

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Long-horned beetle
Long-horned beetle
Number: 6861
Received 30.8.2025
In progress: 1 days
Date of occurrence: 30.8.2025
Significance: Very harmful
Discussion
Assigned: J. Vakula
Country: Slovakia

Question

Nezistila som nijaké poškodenie stromu, keďže škodca sa nachádzal na drevenej soche. Posielam Vám to pre istotu, že tento hmyz sa tu nachádza.

Answer

Dobrý deň, je to samička fuzáča - vrzúnik pralesový Monochamus sartor. Larva sa vyvíja v mŕtvom ihličnatom dreve s kôrou, vo vašej soche dokončil vývoj a vyletel. Rezivo bez kôry a iné sochy nie sú ohrozené.  S pozdravom J. Vakula
Number of votes for this answer: 0

Pest

Long-horned beetle

Monochamus sartor

Long-horned beetle

Monochamus sartor

hmyz

Received: 30.8.2025
Wood: Rôzne dreviny
Number: 6861
Date of occurrence: 30.8.2025
Discussion

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Long-horned beetle
Long-horned beetle
Number: 6786
Received 21.8.2025
In progress: 4 days
Date of occurrence: 21.8.2025
Significance: Very harmful
Discussion
Assigned: J. Vakula
Country: Slovakia

Question

Answer

Dobrý deň, je to samička vrzunika pralesového, môže sa ale jednať aj o samičku vrzunika smrekovéhovMonochamus sutor, rozdiely sú malé a viditeľné z vrchnej strany kroviek.  pekná fotka. S pozdravom J. Vakula
Number of votes for this answer: 0

Pest

Long-horned beetle

Monochamus sartor

Long-horned beetle

Monochamus sartor

hmyz

Received: 21.8.2025
Wood: Smrek
Number: 6786
Date of occurrence: 21.8.2025
Discussion

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Long-horned beetle
Long-horned beetle
Number: 6584
Received 27.7.2025
In progress: 1 days
Date of occurrence: 27.7.2025
Significance: Very harmful
Discussion
Assigned: J. Vakula
Country: Slovakia

Question

Answer

Dobrý deň, jedná sa o vrzúnika pralesového, samičku. Larva sa vyvíja na odumretom smrekovom dreve.  Pekná fotka. S pozdravom J. Vakula
Number of votes for this answer: 0

Pest

Long-horned beetle

Monochamus sartor

Long-horned beetle

Monochamus sartor

hmyz

Received: 27.7.2025
Wood: Čerešňa
Number: 6584
Date of occurrence: 27.7.2025
Discussion

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Spruce sawfly
Piliarka horskáPiliarka horskáPiliarka horská
Spruce sawfly
Number: 6548
Received 20.7.2025
In progress: 1 days
Date of occurrence: 30.6.2024
Significance: Harmful
Discussion
From: Aasegro
Assigned: M. Zúbrik
Country: Switzerland

Question

Started noticing damage summer 2022 - gradually getting worse. This year quite extensive damage. Have included photoes from 2024 and 2025, all of same tree. I am interested in identifying the pest and any suggestions on limiting the problem.

Answer

Dear Aasegro, Thank you for your question and the photos you included. Based on the symptoms and the location, it is likely one of the sawfly species — either Pristiphora abietina or Pachynematus montanus. Considering the locality, I would lean toward Pachynematus montanus, but it is difficult to confirm the exact species just from larvae and symptoms alone. As for control measures, the application of a suitable insecticide may help. I recommend consulting your local garden center or agricultural supplier — they can advise you on appropriate products for your area. If you need further assistance, feel free to ask. Best regards, Milan Zubrik
Number of votes for this answer: 0

Pest

Spruce sawfly

Pachynematus montanus

Spruce sawfly

Pachynematus montanus

hmyz

Received: 20.7.2025
Wood: Spruce
Number: 6548
Date of occurrence: 30.6.2024
Discussion

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Harlequin ladybird
Harlequin ladybird
Number: 6414
Received 29.6.2025
In progress: 1 days
Date of occurrence: 29.6.2025
Significance: Not harmful
Discussion
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Dobrý deň, ďakujeme za dotaz. Je to kukla lienky východnej Harmonia axyridis. Nie je škodlivá, živí sa voškami. S pozdravom M. Zúbrik
Number of votes for this answer: 0

Pest

Harlequin ladybird

Harmonia axyridis

Harlequin ladybird

Harmonia axyridis

hmyz

Received: 29.6.2025
Wood: Vinič
Number: 6414
Date of occurrence: 29.6.2025
Discussion

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Monilia fruit rot
Monilia fruit rot
Number: 6393
Received 27.6.2025
In progress: 3 days
Date of occurrence: 23.6.2025
Significance:
Discussion
Assigned: A. Kunca
Country: Slovakia

Question

Suché listy

Answer

Zdravím, mohlo by ísť o Monilia fructigena. Menej pravdepodobné je poškodenie mrazom, ale nie úplne vylúčené. AK.
Number of votes for this answer: 0

Pest

Monilia fruit rot

Monilia fructigena

Monilia fruit rot

Monilia fructigena

hmyz

Received: 27.6.2025
Wood: Čerešňa
Number: 6393
Date of occurrence: 23.6.2025
Discussion

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Harlequin ladybird
Harlequin ladybird
Number: 6378
Received 24.6.2025
In progress: 0 days
Date of occurrence: 24.6.2025
Significance: Not harmful
Discussion
Assigned: S. Rell
Country: Slovakia

Question

Answer

Dobrý deň, Sú to kukly lienky východnej Harmonia axyridis. V ľavo je jej larva pred zakuklením.   S pozdravom  SR
Number of votes for this answer: 0

Pest

Harlequin ladybird

Harmonia axyridis

Harlequin ladybird

Harmonia axyridis

hmyz

Received: 24.6.2025
Wood: Čerešňa
Number: 6378
Date of occurrence: 24.6.2025
Discussion

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Oak anthracnose
Antraknóza krivoľaká
Oak anthracnose
Number: 6376
Received 23.6.2025
In progress: 1 days
Date of occurrence: 22.6.2025
Significance: Less harmful
Discussion
From: Evie
Assigned: A. Kunca
Country: Slovakia

Question

Dobry den, O akeho skodcu by sa mohlo jednat? Napadnute listy postupne zozltnu uplne a odpadnu. Tie cierne bodky su vo vnutri listu, nie su to vykaly na povrchu. Taktiez su listy trochu zvinute dovnutra, aj ked si myslim, ze strom polievam dostatocne. Viete poradit aj ako treba zakrocit, aky postrek pouzit? Dakujem

Answer

Mohlo by ísť o Apiognomonia erabunda, tá napáda list od listovej stopky a list žltne. Nie je zrejmé, že by to bol ten prípad. Drobné čierne škvrny na listoch by mohli byť po infekcii hubou Cercospora, gnomonia, a iné. Možnože by som odlomil napadnutý list a spálil. Ak je ozaj infikovaný, nech sa infekčný tlak nezvyšuje. AK.
Number of votes for this answer: 0

Pest

Oak anthracnose

Apiognomonia errabunda

Oak anthracnose

Apiognomonia errabunda

huby

Received: 23.6.2025
Wood: Platan
Number: 6376
Date of occurrence: 22.6.2025
Discussion

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Harlequin ladybird
Lienka východnáLienka východnáLienka východná
Harlequin ladybird
Number: 6345
Received 18.6.2025
In progress: 0 days
Date of occurrence: 18.6.2025
Significance: Not harmful
Discussion
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Larva lienky východnej: Harmonia axyridis. S pozdravom M. Zúbrik
Number of votes for this answer: 0

Pest

Harlequin ladybird

Harmonia axyridis

Harlequin ladybird

Harmonia axyridis

hmyz

Received: 18.6.2025
Wood: Lipa
Number: 6345
Date of occurrence: 18.6.2025
Discussion

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Oleander knot
Oleander knot
Number: 6340
Received 17.6.2025
In progress: 0 days
Date of occurrence: 17.6.2025
Significance: Very harmful
Discussion
From: milan
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

monitoring
Number of votes for this answer: 0

Pest

Oleander knot

Pseudomonas savastanoi nerii

Oleander knot

Pseudomonas savastanoi nerii

bakterie a virusy

Received: 17.6.2025
Wood: Oleander
Number: 6340
Date of occurrence: 17.6.2025
Discussion

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Oleander knot
Oleander knot
Number: 6333
Received 17.6.2025
In progress: 0 days
Date of occurrence: 17.6.2025
Significance: Very harmful
Discussion
From: milan
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

monitoring
Number of votes for this answer: 0

Pest

Oleander knot

Pseudomonas savastanoi nerii

Oleander knot

Pseudomonas savastanoi nerii

bakterie a virusy

Received: 17.6.2025
Wood: Oleander
Number: 6333
Date of occurrence: 17.6.2025
Discussion

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