On same day I visited Willowwood Arboretum, I also stopped at nearby Frelinghuysen Arboretum to tour the grounds and study the Colonial Revival home and gardens. This property is the headquarters of the Morris County Parks Commission. Like many arboretums, the property began as a working farm and over the years amassed a horticulture excellence that begged … More Frelinghuysen Arboretum – NJ