Grower's Tools
Cultivation parameter calculators — everything runs locally, nothing leaves your browser.
Units
VPD calculator
Vapour pressure deficit, with or without leaf temperature.
AI Advisor
Ask AI about growth, problems and care for your plants.
Grow room parameters
Exhaust, carbon filter, ducting, lamp power and plant count.
Electricity cost
Full season, full setup — lights, fans, humidifiers, AC.
CO₂ calculator
Room dosing plus matching CO₂ to your light intensity.
PPFD / lux / DLI
Light intensity converter with per-stage needs assessment.
Units converter
EC (µS/cm, mS/cm) ↔ ppm plus the other units growing throws at you.
Cultivar database
Breeders and their cultivars in the GrowLog catalog.