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Workshops$135.00
Professional Pest Managers School
When 12/07/2026Length 7 hours, 15 minutesEvent Format In-PersonParticipants in this one-day pesticide update receive research-based information and recertification credits in hard-to-find categories. -
ArticlesTurfgrass Diseases: Dollar Spot (Causal fungus: Clarireedia jacksonii)
Dollar spot is a foliar disease of golf courses, athletic fields, home lawns, parks, and institutional grounds, caused by the fungus Clarireedia jacksonii. -
Workshops$10.00
Landscape 2+2+2
When 08/28/2026Length 3 hoursEvent Format In-PersonEarn pesticide recertification credits through focused training on core topics, ornamental pests, invasive plants, and pesticide safety before licenses expire in September. -
ArticlesMowing Grass and Improving Profitability
I have been in the green industry for over 40 years, and the only time that I cut grass professionally was the week before the Vietnam War Memorial opened in Washington, D.C. -
Guides and Publications$0.00Watershed-Friendly Lawn Care: A Guide for Pennsylvania Residents
A practical guide to environmentally friendly lawn care that protects water quality through proper fertilization, maintenance, and sustainable landscaping practices. -
WorkshopsManaging Your Lawn
Length 3 hoursLearn practical lawn care techniques, identify common lawn issues, and explore soil testing and turfgrass management practices to support a healthy home lawn. -
ArticlesGreen June Beetle
Home lawns in select areas of Pennsylvania often are subject to severe and extensive injury from green June beetle grubs. -
ArticlesChinch Bugs in Home Lawns
Hairy chinch bugs can be frequent pests of home lawns in Pennsylvania. -
ArticlesSod Webworms in Home Lawns
Several species of sod webworms or "lawn moths" commonly infest home lawns. The larvae can cause major damage to residential turfgrass, especially during drought. -
ArticlesWhite Grubs in Home Lawns
Home lawns in Pennsylvania can be damaged by the larval stages of various species of scarab beetles, including Japanese beetles and northern masked chafer grubs. -
ArticlesBillbugs in Home Lawns
Several billbug species occur on turf, but the bluegrass billbug is the most common in our state. -
ArticlesLawn and Turfgrass Weeds: Canada Thistle [Cirsium arvense (L.) Scop.]
Canada thistle is an aggressive broadleaf weed species of low-maintenance lawns, infrequently mowed grass rough on golf courses, as well as meadows on institutional grounds and other large properties. -
Workshops$50.00
Landscape Professionals Horticulture School
When 08/27/2026Length 6 hoursEvent Format In-PersonHands-on training for landscape professionals on soils, planting, pruning, pest diagnosis, and turfgrass management to improve plant health and landscape success. -
Workshops$150.00
Pesticide Applicator Short Course
When 09/21/2026Length 5 optional daysEvent Format In-PersonPrepare for the Pennsylvania Department of Agriculture’s certified pesticide applicator exam while learning safe, effective, and environmentally responsible pesticide use practices. -
ConferencesFree
Turfgrass Job and Internship Fair and Watschke Scholarship Golf Tournament
When 10/13/2026Length 10 hoursEvent Format In-PersonJoin us for a day of connections, golf, and awards at this year's Turfgrass Job Fair and Watschke Scholarship Golf Tournament, offering fantastic opportunities for networking, career growth, and support for student scholarships. -
ArticlesLawn and Turfgrass Weeds: Spotted Spurge - Chamaesyce Maculata L.
Spotted spurge—sometimes referred to as prostrate spurge or spotted sandmat—is a weed of lawns, parks, institutional grounds, and athletic fields. -
ArticlesLawn and Turfgrass Weeds: Birdsfoot Trefoil - Lotus Corniculatus L.
Birdsfoot trefoil is a useful conservation plant but also an invasive weed in low maintenance turf areas maintained at high mowing heights. -
ArticlesLawn and Turfgrass Weeds: False Green Kyllinga (Kyllinga gracillima Miq.)
False green kyllinga, sometimes called pasture spikesedge and other common names, is a warm-season, non-native weed species found in golf course turf, lawns, and athletic fields. -
ArticlesLawn and Turfgrass Weeds: Red Clover, Trifolium pratense L.
Red clover is an occasional weed problem in home lawns and other turf areas maintained at high heights of cut. It is more prevalent in under-fertilized lawns and grows well in full sun. -
ArticlesLawn and Turfgrass Weeds: Yellow Woodsorrel, Oxalis stricta L.
Yellow woodsorrel, also referred to as oxalis, sourgrass, and other names, is a weed of home lawns, parks, golf courses, and athletic fields. -
ArticlesLawn and Turfgrass Weeds: Common Chickweed
Common chickweed is a weed of home lawns, parks, golf courses, and athletic fields. -
ArticlesLawn and Turfgrass Weeds: Dead Nettle
Dead nettle, or purple dead nettle, is a weed commonly found in low maintenance turf areas that are mowed infrequently, including forest edges and roadside areas. -
ArticlesLawn and Turfgrass Weeds: Ground Ivy (Glechoma hederacea L.)
Ground ivy, also called creeping Charlie and several other common names, is a common and aggressive weed of home lawns, parks, grounds, and other turf areas in Pennsylvania. -
VideosWhat is a Penn State Extension Online Course?
Length 0:47Online courses offer flexible, self-paced learning. Courses are organized into sections featuring videos, readings, interactive content, practice questions, and quizzes. -
ArticlesRoughstalk Bluegrass: a Cool Season Perennial Grass
Roughstalk bluegrass (Poa trivialis) is a cool season perennial grass. It often can be found as a contaminant in turf areas consisting of a desired turfgrass species such as Kentucky bluegrass, bentgrass or fescue.



