This paper addresses the question: “What is the level of resistance against powdery mildews, Botrytis cinerea and Sclerotinia sclerotium in several Petunia (Petunia sp.) genotypes of unknown origin?”. It serves to enrich our understanding of fungal resistances in ornamental petunias and the availability …

Cost price efficiency is key in competing in the modern horticultural industry. Over the past four years I came to realize that bulb cultivation and the cultivation of bulb flowers is accompanied by major risks, as it is difficult to fine tune the product’s quality. Seasonal influences affect bulb growth, …