- Ida King (s) - Lavender. King, 2007.
- Illuminator (s) - Orange salmon. Burpee, 1914.
- Imogen (s) - Rose pink, cream ground. Beane, 2001.
- Indigo King (g) - Dark blue standard, paler wings. Eckford, 1885.
- Inferno (s) - Orange scarlet. 2010.
- Irene (s) - Mauve. Truslove, 1992
- Isabella Cochrane (s) - Lavender flush. Chisholm, 2001.
- Ivory Queen (s) - Cream. 1994.