Thomas Baumgärtel in front of the ‘Lower Rhine Banana’ motif, a banana that tapers into a pollarded willow, a tree typical of his home region, the Lower Rhine. Thomas Baumgärtel at the opening of the exhibition “40 Years of Bananensprayer” at the Museum of the Lower Rhine Soul in Grevenbroich. The exhibition project NiederrheinTour 2026 presents 40 groups of works spanning 40 years at 40 art venues