- Show: 2024
- Name: Cowen Memorial Challenge Bowl
- Criteria: The winner of greatest number of points for Flowers section 2
- Prize: A silver bowl and PHS certificate
5. One rose (any colour) with own foliage
6. Four roses, one or more varieties
7. One vase of miniature roses, three sprays
8. One flowering bloom not a rose
9. Three stems of perennials one variety
10. Two vases of flowers, any two distinct kinds
11. One vase of mixed perennial flowers
12. One vase of Dahlias
13. One vase of ornamental grass(es) Max height 80 cm
14. One vase of mixed sweet peas five stems
15. One vase of annuals
16. A spray of a shrub (other than roses) bearing fruit, flowers and/or foliage
17. One vase of mixed garden flowers
18. The most uncommon flower, named if possible
19. One hanging basket or one garden container planted for summer
20. A pot plant in flower, Pot not to exceed 30cm (12”) diameter
21. Two pots of cacti or succulents Pots not to exceed 15cm (6”) in diameter. Note regulation 2
22. One pelargonium/ geranium grown in a pot not exceeding 15 cm (6”) in diameter
23. The Petersham Top Vase sponsored by Petersham Nursery