Water Vapor in Grow Rooms: Moisture, and How to Measure It Part III: Dew Point Temperature

Condensed water vapor on grass

Relative humidity (%RH), grains per pound, and now, dew point temperature: All three are ways to measure moisture in the grow room.   What is dew point temperature?   Dew point temperature, or simply “dew point,” is the temperature at which the air becomes saturated with water vapor. It’s a balance: the water vapor in […]

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Water Vapor in Grow Rooms: Moisture, and How to Measure It – Part II: Grains per Pound (GPP)

Moisture droplets on leaf

As we discussed last time, relative humidity (%RH) is a way to measure moisture in your grow room’s air. Today, we’ll talk about “grains per pound” (gpp), which is a different way to measure the amount of moisture in the air.   What’s the difference between %RH and gpp?   While %RH measures the percentage […]

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Water Vapor in Grow Rooms: Moisture, and How to Measure It – Part I: Relative Humidity

humidity condensing on a leaf

Plants need airborne moisture, and the water vapor (or humidity) in your grow room can determine how healthy your plants are. Healthy plants require proper humidity levels for each stage of growth.   What is humidity and how is it measured?   Humidity is the amount of water vapor present in the air. There are […]

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Maintaining Growroom Yields During Drought: Part I

drought

3 Keys to Keeping Your Water Needs Modest-   Drought has recently become a major concern for some growers. States like Washington, California, and Oregon are seeing major drought issues- water is becoming increasingly scarce and restrictions are getting tighter. With surface water, groundwater, and other water sources drying up, new “water rights regulations” are […]

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