Septoriosis

Stagonospora sp. , Septoria sp.
Contributor: Aarhus Universitet
Date Compiled: 2024
Creative Commons "Attribution-Share Alike"
Septoria (Septoria leaf spot); Symptoms on winter wheat leaf. Image copyright: ©William M. Brown Jr./via Bugwood.org - CC BY 3.0 US

Control

Solution Product Category Production stage (if possible with reference to BBCH scale) Chemical Group
Sulfur
Inorganic fungicide
BBCH 30-65
Inorganic sulfur
Bacillus amyloliquefaciens
BBCH 30-65
Clonostachys rosea
BBCH 30-65

Regulations surrounding chemical products can change rapidly – always verify chemicals recommended here with the most recent legislation and lists of products registered for your country
Solution Product Category Production stage (if possible with reference to BBCH scale) Max nb. of a. i. application/year Application Details and Notes (commercial product example) Chemical Group Risk resistance (FRAC Code)
Pyraclostrobin
Synthetic fungicide
From BBCH 20 to BBCH 69
2
(COMET ® 250 EC) Dosage: 0,7-1 L/ha
QoI - outer membrane quinone inhibitors
High risk (11)
Azoxystrobin
Synthetic fungicide
From BBCH 30 to BBCH 69
2
(MIRADOR SC) Dosage: 0,8-1 L/ha
QoI - outer membrane quinone inhibitors
High risk (11)
Difenoconazole
Synthetic fungicide
From BBCH 39 to BBCH 69
2
(TIPTOR ULTRA) Dosage: 1 L/ha
DMI - demethylation inhibitors - BEI Class I
Medium risk (3)
Tebuconazole
Synthetic fungicide
From BBCH 30 to BBCH 49
2
(FOLICUR WG) Dosage: 1 kg/ha
DMI - demethylation inhibitors - BEI Class I
Medium risk (3)
Mefentrifluconazole
Synthetic fungicide
From BBCH 20 to BBCH 69
2
(REVYCARE) Dosage: 0,75-1,5 L/ha
DMI - demethylation inhibitors - BEI Class I
Medium risk (3)
Metconazole
Synthetic fungicide
From BBCH 20 to BBCH 69
2
(APTRELL®) Dosage: 1L/ha
DMI - demethylation inhibitors - BEI Class I
Medium risk (3)
Prothioconazole
Synthetic fungicide
From BBCH 30 to BBCH 69
2
(PROSARO®) Dosage: 1 L/ha
DMI - demethylation inhibitors - BEI Class I
Medium risk (3)
Fluopyram
Metconazol
Cultivar mixture
Genetic (resistant varieties, etc.)
From Sowing to Harvest (BBCH 90-91)
The mixture should be composed of 3-4 cultivars with varying level of resistance
The information made available here has been obtained from or is based upon sources believed by CABI to be reliable but is not guaranteed as to accuracy or completeness. Anyone acting or relying on such information does so entirely at their own risk. The efficacy of the IPM methods included above will depend on local conditions and might not always be suitable everywhere within the specified country.