Loading view. There are no upcoming events. There are no upcoming events. Althouse Arboretum Events Venues Althouse Arboretum 1794 Gilbertsville Road Pottstown, PA 19464 United States Get Directions 267-371-2288 http://althousearboretum.org/ Events at this venue Today Upcoming Upcoming Select date. Condense Events Series Previous Events Today Next Events