On Sunday 19th April 2026, Terstan Gardens will be opening from 2pm until 5pm for the NGS at Terstan, Longstock, Stockbridge, Hampshire, SO20 6DW. Directions: ¾m N of Stockbridge. From Stockbridge (A30) turn N to Longstock at bridge. Garden ¾m on right. Visitors can admire Terstan garden’s tulips and spring flowers at this opening.