- Show: 2021 mini show
- Name: Petersham Perpetual Challenge Cup
- Criteria: The winner of greatest number of points in Vegetables and Produce section 4
- Prize: A silver cup and PHS certificate
For the most points in these categories
9. Dish of five potatoes of any shape or colour
10. Six pods of peas, beans or mange tout. Display with stalks
11. Three beetroots, globe variety
12. Three courgettes of any length or diameter
13. Three sticks of rhubarb
14. A collection of herbs, three kinds in one container
15. One dish of vegetables of a distinct kind not specified in this section