The Horticulture & Starting Materials top sector comprises all plant product chains in the horticulture complex, and the entire horticulture and agricultural complex for starting materials (propagating material, seedlings and seed stock). The top sector thereby encompasses the sectors for starting materials and production (greenhouse and outdoors), as well as the companies in processing, supply, trade and distribution. It is an expansive sector with sub-sectors that range from fruit, vegetables and trees to flowers and bulbs.