This light meter can read any of Spectrum’s light sensors, which come with 6ft/2m cables.
Keep tabs on the conditions affecting your crops and the insect an diseases that threaten them with our NEW WeatherTrackers.
Quantum sensors measure light energy at the specific wavelengths plants actually use for photosynthesis.
Measure the light “falling” on your plants Simple, one button operation Displays light intensity levels every 4 seconds for 24 hours
Plants use the Red/Far Red light ratio to determine how crowded they are, and grow tall or full accordingly.
Keep tabs on the conditions affecting your crops plus the insects and diseases that threaten them with our NEW WeatherTrackers.