| 19 September 2026 | Highdown Revisited Project | Event |
| 30 October 2026 | Woolbeding garden | Event |
| 28 November 2026 | Recent developments, restorations, and reimagining of the Pleasure Ground Garden of Petworth House | Event |
| 09 January 2027 | Nymans | Event |
| 19 February 2027 | TBC | Event |
| 20 March 2027 | TBC | Event |
| 01 May 2027 | AGM | Event |