Red Root RotCORN020.JPG

Red root rot

Area of impact: Stalk

Description: Roots turn a reddish color and the root mass can be reduced. The lower stalk turns deep red or purple then shrivels and dies. Rotting below ground can lead to wilting and graying foliage and plant death.

Pathogen involved: Phoma terrestris (a fungus)

Timing/Conditions: Occurs at midsilking, but usually happens late in the season during moderate weather.

Contributing factors: Overwinters in soil and can survive in a wide range of soils. Rate of disease development increases as the plant senesces. High-yield conditions contributes to disease development.

Management practices: Rotate corn with soybeans.

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.