These Rudbeckia are fast-growing, short (50-65 cm), flower abundantly and are very suitable as garden plants. The flowers stay nice for a very long period. The plants look attractive and fill the pot. Thanks to the way they are cultivated, they are available throughout the year. The plants are protected under plant breeding legislation and were bred by Henk Holtmaat from Zuidwolde. Rudbeckia hirta '2015-25' (Giggling SmileyZ) has double yellow flowers with a brown heart. Rudbeckia hirta '2015-55' (Happy SmileyZ) has beautiful, upright orange-red coloured petals. Rudbeckia hirta 'Laughing SmileyZ' has beautiful, large yellow-red coloured flowers.
It is one of the novelties submitted for Plantarium 2018.