1. Department of Botany and Forest Habitats, Faculty of Forestry and Wood Technology, Poznań University of Life Sciences, Wojska Polskiego 71d, 60-625 Poznań, Poland
2. Poznan Science and Technology Park, Rubież 46, 61-612 Poznań, Poland
3. Department of Entomology and Pathology, Faculty of Forestry and Wood Technology, Poznań University of Life Sciences, Wojska Polskiego 71c, 60-625 Poznań, Poland
4. Innosil Sp. z o.o., Rubież 46, 61-612 Poznań, Poland
5. Environmental Horticulture, Royal Horticultural Society (RHS), Wisley GU23 6QB, UK