Nicky Markslag entered the flower designing profession following her training at the College of Horticultural Further Education in Aalsmeer. After that she followed also different trainings to complete her master-designing. Important moments in her career include giving courses in the Netherlands for groups of foreign florists and teachers and demonstrations and workshops .She runs courses at her business Het Bloemtheater and teaches classes for the Professional Florist Training Course and the Florist Advanced Training Course and other foreign groups. She was head designer of the big rose show (2000 m2) on the Floriade. Also she is one of the trenddesigners for the Keukenhof, one of hollands most famousness flower parks.