Brookside Gardens is Montgomery County's incomparable, award-winning 50-acre public display garden situated within Wheaton Regional Park. Included in the gardens are several distinct areas; azalea garden, rose garden, children's garden, formal garden, fragrance garden, Japanese style garden and trial garden. The garden also features conservatories filled with changing seasonal displays, educational programs for children and adults, trips, special events, concerts, children’s day, art classes and exhibits, gift shops and special event rental facilities. A horticultural reference library is located in the airy Visitors Center. Admission is free.

Brookside Gardens' mission, as a public garden, is to foster appreciation for the art of gardening and the science of horticulture through plant collections and displays, learning opportunities and special events.