Light Calculators

Quick conversions and recommendations for plant lighting

Cannabis Lighting

Recommended DLI and PPFD values for Cannabis per week and stage

PPFD ↔ DLI

Easily convert between PPFD (µmol/m²/s) and DLI (mol/m²/d)

Lux ↔ PPFD

Easily convert between illuminance (lux/fc) and PPFD (µmol/m²/s)

Lumen ↔ Lux

Easily convert between luminous flux (lumen) and illuminance (lux/fc)

Looking for how much light your plant needs?

See our reference on plant light requirements.

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Light Calculators

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