GreenKeeper University

Navigate the GKU content management system.

Watch some GKU course excerpt videos.

Take an example quiz to earn your Certificate of Course Completion.

Cutting Edge turfgrass research you can use.

Superintendent Solutions to share innovative ideas to common turf management problems.

Timely stories about topics within the turfgrass management industry.

Introductory turf science and management certificate program.

30+ hours of lectures offered by a dozen turf experts.

100% self-paced content and simple quizzes.

Use of data and models to support decision making.

Technology to automate data collection and interpretation.

Precision application technology

PGR classification and function

Predicting PGR response

Use of PGRs to obtain turf performance goals.

Understand how & why environmental stresses reduce turfgrass health.

Focuses on abiotic stresses including heat, cold, desiccation and light/shade stress.

Management practices to control plant stress described.

Pest Identification and disease epidemiology

IPM strategies and resistance management

Principles of disease management

Integrated pest management implementation and documentation

Alternative pesticides and application scheduling

Reducing non-target injuries from pesticide applications

Turfgrass disease fundamentals

Control strategies for diseases of cool-season grasses.

Dollar spot, take-all patch, summer patch, Anthracnose, brown patch, Pythium, snow molds

Identify diseases

Fungicides

Disease triangle

Weed ecology, IPM and control

Herbicides and herbicide injury

Crabgrass, annual bluegrass, nutsedge, dandelions, white clover, and thistle

Fundamentals of soil science

Soil organic matter management

Soil physical properties & constructed root zones

Nutrient requirements and cycling

Nitrogen fertilizers

Scheduling nitrogen fertilizer

Fundamentals of soil chemistry and fertility.

Soil testing methodologies and interpretation methods (SLAN, MLSN, BCSR)

Nutrient management planning

Soil water budgets and evapotranspiration

Irrigation quantity, water quality and water conservation practices

Use of wetting agents and other products to improve irrigation precision

The hydrologic cycle

Surface and subsurface drainage

Sand-based root zone construction and maintenance.