Light. Data. Growth. Smarter cultivation starts here.
Environmental Calculators & Tools
Optimize your grow room’s temperature, humidity, airflow, and more. These environmental tools help you create the perfect growing conditions and avoid climate-related issues like mold, heat stress, and poor transpiration.
Estimate cooling and airflow needs based on wattage and space.
Best for planning cooling & ventilation.
Calculate Vapor Pressure Deficit to optimize temp & humidity levels.
Best for balancing temp & humidity.
Track your grow room readings and see if you're staying in the ideal range by plant stage.
Great for consistent climate control.
Get your ideal CO₂ PPM target by stage and calculate how much to add for optimal growth.
Best for sealed grow rooms.
Calculate the right dehumidifier size for your grow space based on watering rate and ambient humidity.
Essential for late flower stages.
Calculate how often and how long your exhaust fan should run based on space size and CFM.
Great for energy-efficient ventilation.
No data collected. These tools are free to use, ad-free, and built for growers by growers.
Cannabis Environmental Calculators for Indoor Grow Rooms
Learn More About Grow Room Climate
Our Cannabis Environment & Climate Guide covers everything you need to know about temperature, humidity, airflow, and CO₂ for indoor growing. It’s the perfect companion to these tools — helping you grow smarter and avoid climate-related problems.
Want to master grow room climate? Visit our Environment & Climate Learning Guide for expert tips and product recommendations.
Explore the Guide →
Need Environmental Equipment?
Browse fans, filters, climate monitors, CO₂ tools, and more for your grow room.
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