Do not pick flowers, fruits, or vegetables. Do not pet the farm cats or touch any farm animals without staff supervision. Follow instructions given by the park rangers. Poison ivy is an ever present plant at Oxon Hill Farm. Identified by its shiny leaves that are grouped in threes, it grows as a vine or shrub.
Wildlife is common on and around the farm.
Please do not disturb snakes or any wildlife on the farm. Exercise care when observing animals in the farm forest area. If you need assistance, find a ranger to help you. Do not kill any wildlife. Only drink water from approved sources, not streams, ponds, livestock troughs, etc.