Illuminated tomato cultivation has largely switched to LED lighting. Certainly growing under Full LED has its challenges. That is why this winter a group of 27 growers and cultivation managers of tomato farms, will meet every four weeks to gain and exchange knowledge, shares Annelies Hooijmans on Kas als Energiebron. The lack of radiant heat under LED compared to the sun or SON-T is one of the reasons for the big differences in approach to cultivation. Furthermore, the options in the spectrum, plant power, and the choice of dimming give many options and therefore …