| Kalgoorlie | P. REGAL |
| Kalkani | P. Z. - STAPH(STELLAR) |
| Kamahl | P. REGAL |
| Kambara | P. I. |
| Karadoc | P. Z. - STAPH(STELLAR) |
| Kardinal Lawiselly | P. Z. |
| Karen Holborow | P. Z. - DWARF |
| Karenette | P. Z. - MINIATURE AND DWARF |
| Karingal Star | P. REGAL |
| Kasga | P. Z. |
| Kath Peat | P. Z. |
| Katherine | P. REGAL |
| Kathleen | P. Z. - STAPH(STELLAR) |
| Kathleen Clayford | P. Z. |
| Kathryn's Joy | P. I. |
| Katie | P. REGAL |
| Katrina | P. Z. - DWARF |
| Keepsake | P. Z. - DWARF |
| Keith Harvey | P. Z. - DWARF |
| Keith Vernon | P. Z. |
| Kelette | P. Z. - STAPH(STELLAR) |
| Kellette | P. Z. - STAPH(STELLAR) |
| Kelly Anne | P. Z. - FANCY LEAVED |
| Ken's Gold Stellar | P. Z. - STAPH(STELLAR) |
| Kensington | P. ANGEL |
| Kerry Duval | P. Z. - MINIATURE |
| Kerry Turner | P. Z. - DWARF |
| Kerryn | P. REGAL |
| Kewense | P. SPECIES DERIVED |
| Kim | P. Z. - FANCY LEAVED |
| Kimono | P. REGAL |
| King Edward VII | P. I. |
| King of Denmark | P. Z. |
| King of Hearts | P. HYBRID IVY |
| Kingswood | P. Z. |
| Klein Leibling | P. Z. - FANCY LEAVED |
| Kumuzzura | P. Z. - FANCY LEAVED - DWARF |