Stem rust 2.jpg

Stem rust

Area of impact: Stem

Description: Brick red oval-shaped lesions on the stem. The lesions can also appear on the leaf sheaths and spike. Lesions are rough to the touch.

Pathogen involved: Puccinia graminis (a fungus)

Timing/Conditions: Hot days and mild nights with nighttime dews.

Contributing factors: Can be spread by wind. Generally survives the off-season on volunteer wheat.

Management practices: Plant resistant varieties, eradicate woody hosts and apply fungicides.

Similar Diseases

Ask an Agronomist

The material and content contained in the Greenbook label database is for general use information only. Agworld and Greenbook do not provide any guarantee or assurance that the information obtained through this service is accurate, current or correct, and are therefore not liable for any loss resulting, directly or indirectly, from reliance upon this service. This label database does not replace the official manufacture issued label. Users of this database must read and follow the actual product label affixed to the container before use of the product.