Richard Gellert

Richard Gellert is the president of HydroLogic Purification Systems, which specializes in a wide range of professional quality water purification products designed for use in many applications including gardening and hydroponics, residential, aquarium, and commercial.

Articles by Richard Gellert

How to Understand a Water Quality Report How to Understand a Water Quality Report How to Understand a Water Quality Report How to Understand a Water Quality Report


Water is everywhere, but, increasingly, it is less fit for consumption for your plants. From pesticides to heavy metals, pollutants can...

RO Water: Your Nutrient Formula’s BFF RO Water: Your Nutrient Formula’s BFF RO Water: Your Nutrient Formula’s BFF RO Water: Your Nutrient Formula’s BFF


The best way to ensure that you starting with a clean foundation of pure water on which to build your formula of plant-specific nutrients...

Waste Water and the Hydrologic Cycle Waste Water and the Hydrologic Cycle Waste Water and the Hydrologic Cycle Waste Water and the Hydrologic Cycle


We take you on a tour of our planet’s water cycle—which may or may not include alien motherships.

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