Skip to content

Disease control

Featured news & events

2025 Holiday Schedule

Koppert at IPPS Louisville

Transforming crop protection: the rise of predatory mites

Windset Farms® Partners with Koppert to Showcase Sustainable Pest Management Practices

Limonica: breakthrough in large-scale production of a complex predatory mite

Limonica strong contender against persistent thrips

Jump to:
Common diseases
Search
News

Common plant diseases

Plant diseases in horticulture and agriculture are conditions or disorders that negatively affect the health and productivity of cultivated plants, including crops and ornamental plants. These diseases are caused by various pathogens, including fungi, bacteria, viruses, and nematodes, as well as environmental factors. Here's an overview of common plant diseases in both horticulture and agriculture. Looking for a specific species? Take a look at our plant disease overview.

Basal rot Fusarium oxysporum grown in petri dish

Fusarium spp.

Damage on tomato caused by powdery mildew

Powdery mildew

Erysiphe, Podosphaera, Oidium, Leveillula spp.

Tomato damage caused by Bacterial wilt of potato Ralstonia solanacearum

Bacterial wilt, brown rot

Ralstonia solanacearum

Search plant diseases

Pepino mosaic virus
Potexvirus pepini

Fusarium spp.
Fusarium spp.

Rhizoctonia solani
Rhizoctonia solani

Black leg of seedlings
Pythium ultimum

Grey mould
Botrytis cinerea

Bacterial canker of tomato
Clavibacter michiganensis

Powdery mildew
Erysiphe, Podosphaera, Oidium, Leveillula spp.

Fusarium wilt
Fusarium oxysporum

Gummy stem blight
Didymella bryoniae

Downy mildew of Cucurbits
Pseudoperonospora cubensis

Bacterial wilt, brown rot
Ralstonia solanacearum

Crazy roots, hairy roots, crown gall
Rhizobium spp.

Solution Finder

The right solution for your crop

Questions or need help?

Questions or need help?

The latest news about diseases

Trianum-P 5kg Label

Trianum-P 500g Label

Trianum G Label 20kg

Trianum-G SDS

Trianum-P SDS

Trianum effectively controls Pythium in cucumber

Trianum-P improves open field pepper production in Portugal

Towards a chemical-free future in agriculture: The vision of grower Koen

Trianum-P improves open field pepper production in Portugal

Successful biocontrol in potatoes

Big impact starts small

Trianum can hold its ground

Trianum is a true all-rounder

Prevention: the most powerful weapon in the fight against Fusarium

Fusarium opens the door to other diseases and pests

Botrytis problems often have company

The advantages of Trianum

Ten facts about Fusarium

Microflora SA leaflet