"Qualified landscape designer" means a person who possesses a degree from an accredited institute of higher learning in one of the following fields or who has completed apprenticeship requirements or obtained professional certification in one of the following fields: landscape architecture, horticulture, floriculture, arboriculture, botany, wetland science, urban forestry or a similar field. (Added by Amended Ord. 02-064, Dec. 9, 2002, Eff date Feb. 1, 2003; Amended by Amended Ord. 08-101, Jan. 21, 2009, Eff date Apr. 21, 2009).