Summertime and nitrogen release
June 26, 2006
High levels of nitrogen in the soil can cause serious damage to turf, and warm weather poses a special threat in this regard due to the accelerated release of nitrogen from organic matter when it is hot.
The average nitrogen release from organic matter is 1.5 pounds of N/1000 sq ft for greens and 3.8 lbs N/1000 sq ft for fairways over the course of the year. Most of this release happens during the summer months, when warm temperatures promote…