Non invasive paulownia clones

Only the original species “Paulownia Tomentosa” is considered invasive.
Our hybrid clones are infertile and cannot sow themselves.

Read more at this link: https://www.researchgate.net/publication/311558333_An_investigation_into_the_suitability_of_Paulownia_as_an_agroforestry_species_for_UK_NW_European_farming_systems

Or this link:

https://paulownia.dk/videnskabelige-artikler-om-paulownia