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In Pennsylvania, anyone making pesticide applications to land that they do not own or lease is required to have at least one Certified Pesticide Applicator.
The turfgrass industry offers high-paying, STEM-driven, hands-on careers with growing job demand, tech innovation, and degree options—perfect for students passionate about sports and science.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Goosegrass, also known as silver crabgrass, is a warm-season annual grass weed that infests golf course turf, athletic fields, lawns, parks, and institutional grounds.
Slime molds (causal organisms: Mucilago, Physarum, and Fuligo spp.) are different from most turfgrass pathogens in that they do not directly infect the plant.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Yellow foxtail [Setaria pumila (Poir.) Roem. and Schult] and green foxtail [Setaria viridis (L.) Beauv.] are warm season summer annual grass weeds that invade low-maintenance lawns, parks, grounds, roadsides, and new turf establishments.
By Stephen Campbell, M.S, John C. Harper II., Ph.D, Pete Landschoot., Ph.D
While the basic concepts of a good watering program may appear simple, in actual practice there are many and varied problems associated with the successful application of each.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Roughstalk bluegrass, more commonly known by its Latin name of Poa trivialis, is an invasive perennial grass weed that thrives in moist soils and in lawns and parks with heavy to moderate shade from trees and buildings.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Barnyardgrass, also known as cockspur grass, panic grass, or watergrass, is a warm-season annual grass weed that invades low maintenance lawns, grounds, right of ways, roadsides, and new turf establishments.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Nimblewill, also called wire grass and drop seed, is a common warm-season perennial grass weed of lawns, parks, and other low-maintenance turf areas in Pennsylvania.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Common purslane, sometimes referred to as pursley or wild portulaca, is a weed of low-maintenance lawns, parks, institutional grounds, and athletic fields.
Brown patch is a major summer foliar disease of golf courses, athletic fields, home lawns, parks, and institutional grounds, caused by the fungus Rhizoctonia solani.
Leaf spot and melting-out (crown and root rot) diseases of cool-season turfgrasses are commonly found in lawns, parks, institutional grounds, sports turf, and in some cases, on golf courses.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Rust is the name given to a group of foliar diseases of turfgrasses that can occur on golf courses, athletic fields, home lawns, parks, and institutional grounds.
By Tim Abbey, Peter Landschoot, Ph.D., Tanner Delvalle
Anthracnose is one the most common and damaging diseases of annual bluegrass putting greens in Pennsylvania and often challenging to manage with cultural practices and fungicides.
Brown patch is a major summer foliar disease of golf courses, athletic fields, home lawns, parks, and institutional grounds, caused by the fungus Rhizoctonia solani.
The establishment and management of quality turfgrass under shaded conditions often is possible if the basic requirements for turfgrass growth are known and understood.