Anthracnose season in full swing
June 25, 2007
There are many conditions that can lead to an anthracnose outbreak, but the four essential ingredients are:
- Stressed turf (due to heat, drought stress, traffic, tournament preparation — you name it!) - Average air temperatures above 68F (20C) - Rain and/or high relative humidity (greater than 70% average relative humidity) - Low nitrogen
Once these conditions are met, anthracnose begins cooking, although obvious signs of damage are sometimes not noticed until 2 - 3 weeks later. In other words,…