I have seen as much disease damage on turf this summer as any year since I began living and working in New Jersey (1991).
The hot humid weather has been ideal for summer patch and brown patch diseases.
I have observed more damage from summer patch disease on hard fescue turf than Kentucky bluegrass this year. This is likely due to the fact that more people are growing varieties of Kentucky bluegrass with better tolerance to this disease than was the case 20 or more years ago.
The Rutgers turfgrass breeding program is working on improving the tolerance of hard fescue to summer patch disease.
There are some cultural techniques that [Read more…]