Employees drive electric carts as they transport cages of flowers at FloraHolland, the largest flower trade center in the world, in Aalsmeer, Netherlands, on Tuesday, March 11, 2014. The Netherlands' flower and plant exports, the world's biggest, fell 2.3 percent last year as declining consumer purchasing power was compounded by cold spring weather in Europe and a summer heat wave that hurt sales.Jasper Juinen/Bloomberg