| Episode |
Great plant collection Caerhays Castle, Cornwall |
1970 |
| Episode |
Great plant collection Bodnant Garden, Wales |
1970 |
| Episode |
Great plant collection Unknown |
1970 |
| Episode |
Great plant collection Unknown |
1970 |
| Episode |
Great plant collection Unknown |
1970 |
| Episode |
Great plant collection Unknown |
1970 |
| Episode |
Great plant collection Unknown |
1970 |
| Episode |
Great plant collection Unknown |
1970 |
| Episode |
Great plant collection Unknown |
1970 |