Interpret water quality tests for irrigation of greenhouse and nursery crops, select appropriate water treatment technologies, and design a water treatment and monitoring system. Irrigation Water Quality & Treatment is the final course for 2022 of the award-winning Greenhouse Online Training offered by the University of Florida IFAS Extension. This advanced course is designed for experienced growers or technical managers. Lessons are offered in English and Spanish and are taught by professors from six universities in the United States.

The course runs from November 14 to December 16, 2022 (no classes over Thanksgiving week). The cost is US$249 per participant, with a 20% discount if you register five or more. All course material is completely online and available at any time of the day and includes pre-recorded videos, an interactive discussion board with PhD professors, and quizzes. Two new modules are activated each week during the course, for a total of 8 learning modules. Instruction is at your own pace and time within the four weeks of the course, with a typical time commitment of about 6 hours per week. Click here to register (

Irrigation Water Quality & Treatment counts towards the new Plant Health Professional certification program launched in July 2022. This program is supported by the University of Florida UF IFAS Extension (UF Greenhouse Training Online) and the Michigan State University Floriculture Program Extension (MSU Online College of Knowledge) for greenhouse clientele successfully completing several existing courses from the two programs.

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