The horticultural process is in a period of advanced redevelopment whether that be from the materials to produce a glasshouses to a poly/carbonate tunnels, from lighting that emulates the best characteristics of the sun, to advanced methods of heating and cooling such structures. All of these items are increasingly affected by sustainability and renewable energy whether its strawberries, flowers or salad products. As where most horticultural products are grown there is poor to non-existent grid availability. This can be overcome by applying various methods that are available to us.