|What amount of lighting is required to grow 15 tomato plants in a 24 x 24 building on a year round basis?|
|Fruiting/flowering plants require high-intensity light for production. Hydrofarm (www.hydrofarm.com; ph# 800/634-9999) is a quality supplier. They can help you design a system that will give you the most for your money. These lighting supplies are quite expensive, so if you are a commercial grower, be sure to ask for wholesale prices. Another source is Discount Halide & Hydroponics (E 14109 Sprague, Suite 5, Spokane, WA 99216; ph# 800/444-4378).
There are varieties of tomatoes bred for greenhousegrowing - one of the suppliers mentioned can probably give you recommendations.