The garden at Callipers Hall, Chipperfield will be open to the public from 2pm to 5pm on Sunday, July 13, in aid of the British Red Cross.
Callipers Hall, a Georgian house set in parkland, includes a woodland area with ponds, a small orchard with fruit trees and a formal walled garden with water features.
An arbor houses a specimen plant and flower collection.
Children are welcome to use the outdoor swimming pool with parental supervision.
Listen to live music whilst enjoying a home-made tea served by Abbots Langley Red Cross members.
Plants can be purchased from Elborns Hardy Plants.
Admission to the garden is £4, with accompanied children free. There is parking in an adjoining field.