Based in Bad Zwischenahn, the nursery specialises in Japanese umbrella fir and guarantees consistent quality from the self-harvested seeds to the young plant ready for sale. They cater to production companies with finishing materials and young plants in different strengths for further cultivation, but also specialist trade for beds, pots, bowls and tables. Öltjenbruns presents its umbrella fir as an all-rounder for indoor and outdoor use.