Described is a plant transformed with one or more genes originating from the Ri plasmid of Agrobacterium rhizogenes by infection with A. rhizogenes comprising the Ri plasmid, or being progeny of such a plant, said plant or progeny comprising, in the genome thereof, 1 to 5 copies said one or more genes originating from the Ri plasmid. Further, the use of such a plant or progeny thereof as ornamental plants, the use as field crop species, for food extracts, cosmetics, perfumes or as medicinal plants is disclosed. Further disclosed are methods for the preparation of such plants. Said plants display an intermediate height and/or with a higher content of metabolites without significant reduction of flower number or flowering time delay as compared to control plants void of Agrobacterium rhizogenes sequences.