All commercial growers have extensive knowledge about their own crop, however manual climate control lacks data insights and a higher degree of controllability. Maybe you know the right temperature, the correct amount of light and the optimal irrigation processes. But do you know if they could be even better – and create even higher crop quality?

From harvesting two cucumbers a week per square meter during winter, the nursery Klarskov in Denmark now harvests two cucumbers a day per square meter after having installed LED grow lights.

Being in the horticultural industry, you are likely to work with grow light systems to optimize plant growth. If so, you have probably encountered multiple units referring to light. But what does lumen, lux and watt mean and how about the terms PAR, µmol, PFF, PFFD? Which unit should you refer to?