Beware excess nitrogen in warm weather

Yes, it's already snowing in some areas of the country. But unexpected spurts of warm weather are occurring as well, causing some unusual problems. We have seen more problems that seem to be associated with fall aeration and application of organic fertilizers. The symptoms are algal blooms at the thatch/mat surface and anaerobic soil caused by over-stimulation of soil microbes that convert oxygen to carbon during respiration. Use caution when applying organic fertilizers - be sure you need them and…