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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
7442
10.2.2026
J. Galko
In progress
17

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Frost
Frost
Number: 4373
Received 21.4.2024
In progress: 1 days
Date of occurrence: 21.4.2024
Significance: Very harmful
Discussion
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Damages caused by late frost. Best regards MZ
Number of votes for this answer: 0

Pest

Frost

Frost

Frost

Frost

ine

Received: 21.4.2024
Wood: Walnut
Number: 4373
Date of occurrence: 21.4.2024
Discussion

Add comment: Frost

Plum leaf gall mite
Plum leaf gall mite
Number: 4279
Received 9.4.2024
In progress: 1 days
Date of occurrence: 9.4.2024
Significance: Less harmful
Discussion
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Monitoring: Eriophyes padi
Number of votes for this answer: 0

Pest

Plum leaf gall mite

Eriophyes padi

Plum leaf gall mite

Eriophyes padi

roztoce

Received: 9.4.2024
Wood: Brečtan
Number: 4279
Date of occurrence: 9.4.2024
Discussion

Add comment: Plum leaf gall mite

Linden jewel beetle
Linden jewel beetle
Number: 4255
Received 31.3.2024
In progress: 0 days
Date of occurrence: 31.3.2024
Significance: Less harmful
Discussion
From: Slavo
Assigned: Appka
Country: Slovakia

Question

Answer

Number of votes for this answer: 0

Pest

Linden jewel beetle

Lamprodila rutilans

Linden jewel beetle

Lamprodila rutilans

hmyz

Received: 31.3.2024
Wood: Lime
Number: 4255
Date of occurrence: 31.3.2024
Discussion

Add comment: Linden jewel beetle

Gall midge Dryomyia circinans
Hrčiarka Dryomyia circinansHrčiarka Dryomyia circinansHrčiarka Dryomyia circinans
Gall midge Dryomyia circinans
Number: 4218
Received 12.3.2024
In progress: 0 days
Date of occurrence: 22.1.2024
Significance: Less harmful
Discussion
From: ana maria
Assigned: M. Zúbrik
Country: Romania

Question

Hello, I have a problem with the gales in the images! I thought it could be Dryomyia circinans, but after a while the adults appeared, they are clearly Hymenoptera. Can you help me with some suggestions? I also have another type of gale, I am sending a new message. Thank you!

Answer

Dear Ana, thank you for your question. Yes, galls on the leaves looks like those caused by Dryomyia circinans. However, I see at least one gall that belongs to Neuroterus lanuginosus, which is Hymenoptera. The wasp on your picture is definitively not a Neuroterus species. I do not know, what a species it is. Maybe some prasitoids or some another gall wasp... Best ragards M. Zubrik
Number of votes for this answer: 0

Pest

Gall midge Dryomyia circinans

Dryomyia circinans

Gall midge Dryomyia circinans

Dryomyia circinans

hmyz

Received: 12.3.2024
Wood: Oak
Number: 4218
Date of occurrence: 22.1.2024
Discussion

Add comment: Gall midge Dryomyia circinans

A - Ambiguously determined, we are not sure
A - Ambiguously determined, we are not sureA - Ambiguously determined, we are not sure
A - Ambiguously determined, we are not sure
Number: 4213
Received 12.3.2024
In progress: 0 days
Date of occurrence: 30.1.2024
Significance:
Discussion
From: ana maria
Assigned: M. Zúbrik
Country: Romania

Question

country is Romania, but is not in the list

Answer

Dear Ana, thank you for your inquiry. Identifying this hairy object is no easy task, but it appears to resemble a gall. There are several insect species that induce galls on oak trees. Generally, they belong to two groups: hymenoptera and diptera. This particular specimen resembles a gall induced by the Hymanoptera species  a gall wasp, Neuroterus lanuginosus. However, it cannot be ruled out that other factors may be responsible, as the symptoms are not unequivocal. Wishing you a pleasant day, Milan Zubrik  https://www.forestpests.eu/pest/neuroterus-lanuginosus
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

hmyz

Received: 12.3.2024
Wood: Oak
Number: 4213
Date of occurrence: 30.1.2024
Discussion

Add comment: A - Ambiguously determined, we are not sure

Two-toothed pine beetle
Two-toothed pine beetle
Number: 4063
Received 3.1.2024
In progress: 5 days
Date of occurrence: 3.1.2024
Significance: Less harmful
Discussion
From: Eliška
Assigned: J. Galko
Country: Czechia

Question

Answer

Hello. In the picture is not an ash branch but branch from coniferous tree. It looks like the gallery created by Pityogenes bidentatus or another Pityogenes species. Best regards JG.
Number of votes for this answer: 0

Pest

Two-toothed pine beetle

Pityogenes bidentatus

Two-toothed pine beetle

Pityogenes bidentatus

hmyz

Received: 3.1.2024
Wood: Ash
Number: 4063
Date of occurrence: 3.1.2024
Discussion

Add comment: Two-toothed pine beetle

Beech bark beetle
Beech bark beetle
Number: 3952
Received 22.11.2023
In progress: 0 days
Date of occurrence: 22.11.2023
Significance: Very harmful
Discussion
From: Christo
Assigned: M. Zúbrik
Country: Slovakia

Question

taphrorychus bicolor

Answer

Monitoring: Taphrorychus bicolor
Number of votes for this answer: 0

Pest

Beech bark beetle

Taphrorychus bicolor

Beech bark beetle

Taphrorychus bicolor

hmyz

Received: 22.11.2023
Wood: Beech
Number: 3952
Date of occurrence: 22.11.2023
Discussion

Add comment: Beech bark beetle

A - This species is not in the database yet
A - This species is not in the database yet
Number: 3951
Received 22.11.2023
In progress: 0 days
Date of occurrence: 21.11.2023
Significance:
Discussion
From: Christo
Assigned: M. Zúbrik
Country: Slovakia

Question

Xyleborinus saxesinii

Answer

Monitoring: Xyleborinus saxesinii
Number of votes for this answer: 0

Pest

A - This species is not in the database yet

A - This species is not in the database yet

A - This species is not in the database yet

A - This species is not in the database yet

hmyz

Received: 22.11.2023
Wood: Birch
Number: 3951
Date of occurrence: 21.11.2023
Discussion

Add comment: A - This species is not in the database yet

Firebug
Firebug
Number: 3890
Received 23.10.2023
In progress: 0 days
Date of occurrence: 23.10.2023
Significance: Less harmful
Discussion
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Monitoring: Pyrrhocoris apterus
Number of votes for this answer: 0

Pest

Firebug

Pyrrhocoris apterus

Firebug

Pyrrhocoris apterus

hmyz

Received: 23.10.2023
Wood: Maple
Number: 3890
Date of occurrence: 23.10.2023
Discussion

Add comment: Firebug

A - Ambiguously determined, we are not sure
A - Ambiguously determined, we are not sure
Number: 3889
Received 23.10.2023
In progress: 0 days
Date of occurrence: 23.10.2023
Significance:
Discussion
From: Christo
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Such outgrowths are occasionally visible on beech trunks. We have not identified any association with some diseases. Best regards M. Zubrik
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

hmyz

Received: 23.10.2023
Wood: Beech
Number: 3889
Date of occurrence: 23.10.2023
Discussion

Add comment: A - Ambiguously determined, we are not sure

Hairy beech gall
Hairy beech gall
Number: 3888
Received 23.10.2023
In progress: 0 days
Date of occurrence: 23.10.2023
Significance: Less harmful
Discussion
From: Christo
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

It is not full clear from the picture, but there are cylindrical hairy galls on the leaves, that are caused by Hartigiola annulipes. Best regards M. Zubrik
Number of votes for this answer: 0

Pest

Hairy beech gall

Hartigiola annulipes

Hairy beech gall

Hartigiola annulipes

hmyz

Received: 23.10.2023
Wood: Beech
Number: 3888
Date of occurrence: 23.10.2023
Discussion

Add comment: Hairy beech gall

Redheaded ash borer
Redheaded ash borer
Number: 3867
Received 21.10.2023
In progress: 654 days
Date of occurrence: 26.6.2023
Significance: Harmful
Discussion
From: majo
Assigned: M. Zúbrik
Country: Slovakia

Question

found near Beograd, orachard, app. 13 - 14 mm. Neoclytus acuminatus? Thank you, Marián

Answer

Thank you for your inquiry. Yes, we can confirm that this is a red-headed ash borer, Neoclytus acuminatus. Have a nice day, M. Zubrik
Number of votes for this answer: 0

Pest

Redheaded ash borer

Neoclytus acuminatus

Redheaded ash borer

Neoclytus acuminatus

hmyz

Received: 21.10.2023
Wood: -
Number: 3867
Date of occurrence: 26.6.2023
Discussion

Add comment: Redheaded ash borer

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