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Introducing: Merrick Mondays
“Solutionist.” As any Superintendent knows, every day on the course you will be confronted with a multitude of problems and only YOU can take responsibility in solving them to the best of your ability.You will use your education, common sense, and your emotions...
The Nature, Diagnosis and Management of Winterkill: Part 2 Bermudagrass
Bermudagrass is the most common turfgrass species grown on golf courses and sports fields in the Southeastern US. Bermudagrass culture has extended widely into the transition zone (i.e. an area between Philadelphia and Richmond and extending west...
Familiar Spring Flowering Weeds Break Winter Doldrums
In April, we begin seeing some hints that spring is on the way. One of the most prominent weeds is Henbit (aka Purple Dead Nettle). April showers inevitably produce many May flowering weeds of various colors, but most prominent are those flowers that are yellow. ...
Show-Time for Spring Dead Spot – A Story About How A Maryland Grad-Student Helped Unravel The Mystery of This Disease
Spring dead spot (SDS) is the most damaging disease of bermudagrass turf. This disease is caused by three, closely related root pathogens, but Ophiosphaerella korrae is the most common causal agent in the mid-Atlantic. In...
Anthracnose Thinned and Severely Pitted Annual Bluegrass Greens In the 1980’s and 90’s: Is It Happening Again?
Anthracnose is caused by the fungus Colletotrichum cereale and is a common saprophyte (i.e., living on dying or dead tissue) found colonizing thatch or dying plant tissues. This fungus often attacks weakened or senescent leaves, but under...
Understanding and Managing Fungicide Resistance: FAQ’s and FRAC
Preface: This article first appeared in June 2020. As the planet revolves around the sun, scientific information evolves almost as quickly. Note the advances in COVID Relief Technologies –amazing stuff! As the world turns, there is an inevitable changeover...
Earthworms Become Frisky As Moist Soils Cool in Autumn
Charles Darwin, the famed 19th century naturalist, is best known for his “theory of evolution.” Darwin, however, was a brilliant overall biologist, and he referred to earthworms as “the intestines of the earth.” Earthworm...
Fall Armyworm Alert
In about the last ten days, sod growers and installers began to experience a seemly mysterious loss of mostly tall fescue-Kentucky bluegrass turf. In more recent days, LCO’s have gotten complaints and have found the same problem- “Fall Armyworms.”...
Summer Tough and Nasty: Yellow Nutsedge and Kyllinga- Part 3
It has been one tough summer. It became unusually hot in May, and then we had a cool-down and several rain events in June. July heated-up as expected, but the remnants of tropical storm Elsa produced some heavy rains early in the month, which stimulated weed...
Summer Nasty and Tough: Dallisgrass, Field and Bull Paspalum. Part 2
From Part 1: Grasses fall into two general categories based on physiology: cool-season (C-3) and warm-season (C-4). We can further sub-divide these weeds as annual and perennial. Among the most common C-4 annuals include crabgrass, goosegrass and...