Enjoy a leisurely self-guided walk through the Arboretum grounds. Admission to the Arboretum is free; however, there is a non-member suggested donation of $5 per person. Maps and donation boxes can be found at the Visitor Center, a kiosk located near the Roehm Greenhouse, and inside Wisner House. Bus and/or organized groups of ten or more individuals must register in advance with the Arboretum Office Manager at email@example.com or 908-273-8787 ext. 1010.