AROUND 19 gardens, all within walking distance, will be open on Sunday in Tudhoe, near Spennymoor, from 11am until 4.30pm to raise money for coronary research. A gardens' admission guide map will be available from Tudhoe Community Centre from 10.45am for a donation of £2, with teas available throughout the afternoon. Proceeds to the coronary research fund at the Freeman Hospital in Newcastle