No single way to give optimal lighting

摘要

Ideas about to how to provide tomatoes with the optimal amount of supplementary lighting continue. Growers are trying to discover the best way of adapting lighting to suit their specific situation or marketing strategy. Continuous planting, slightly longer lighting times and more space between the plants are some of the options to consider. Clear trends in the lighting of tomatoes are difficult to define. Because growers differ greatly in sowing and planting dates, varieties used and lighting capacity, their requirements are different plus all growers pursue individual aims. Some concentrate on delivering in the winter period to achieve high prices, others aim to supply all year round, some aim for maximum total production and others still want to offer their staff more regular hours. However, a few general developments are happening in this sector.