The arboretum features a range of different tree species from around the world, including American oaks, Canadian maples, and Japanese cherries. In addition to the trees, the park also has a large lake, a bandstand, a play area for children, and a number of walking paths and trails.

The lake in Walsall Arboretum is one of the park's main attractions. The lake covers an area of around 9 acres and is home to a variety of wildlife, including ducks, swans, and geese.

Visitors can enjoy a leisurely stroll around the lake, or rent a boat to explore the water. There is also a small island in the center of the lake, which can be reached by a bridge and is a popular spot for picnics and wildlife watching.

Fishing is also allowed in the lake, with a variety of fish species including carp, tench, and roach. Anglers must have a valid fishing permit, which can be purchased from the park office.

Throughout the year, the arboretum hosts a variety of events and activities, including outdoor concerts, festivals, and sporting events. The park is also home to several monuments and statues, including a memorial to Queen Victoria and a statue of Sister Dora, a local nurse who was famous for her work during the 19th century.