What's on Supporter events Rawlins House, Adderbury Open Garden 16th-century, Grade 2 listed house on the green in Adderbury, with a private well-established three-stage garden with a variety of shrubs, plants and specimen trees. The garden leads into a two-acre woodland that features beech, ash, silver birch, pine and paths. There is also a new small fruit orchard and pond. Event details Opening time: 2–5.30pm. Entry fee: by donation at the gate on the day. Description: see above. Parking: on street. Accessibility: no steps, reasonably steep (but not stepped) in the woodland, but accessible. Dogs: assistance only. Refreshments: will be available for purchase. Plant stall: no. Other Open Garden dates for your diary For other Open Garden dates, please see Open Gardens for Katharine House.