- Fairy Queen (g) - A rather dull sweet pea with small white flowers, tinged pink. Haag & Schmidt, 1873.
- Fandango (s) - Mauve. Gubb, 1995.
- Fanny Adams (s) - Magenta. 1997.
- Fatima (s) - Scarlet.
- Felicity Kendal (s) - Orange-red.
- Festival (s) - Salmon pink cream ground.
- Fields of Fire (s) - Scarlet. Robson, 2008.
- Fiesta (e) - An orange-cerise Spencer Praecox sweet pea.
- Fiona (s) - Salmon pink cream ground.
- Fire & Ice (g) - White standard with crimson flare, blue picotee wings. Rowland 2005.
- Firebird (s) - Orange-red. 1998.
- Firebrand (s) - A strong growing orange-scarlet sweet pea.
- Firecrest (s) - Scarlet.
- First Flame (s) - Cerise pink, flamed over a white ground. Harrod, 2006.
- First Lady (s) - Magenta.
- Flagship (s) - Dark blue.
- Flamenco (s) - Orange-scarlet. 2006.
- Flamingo (s) - Magenta. 2004.
- Flirt (s) - Pale salmon on cream. 1978.
- Flora Cave (s) - A large frilly rose pink sweet pea. Cave, 2005.
- Flora Norton (g) - Clear light blue. Morse-Vaughan, 1904.
- Florencecourt (s) - A new bright salmon-cerise sweet pea. Harrod, 2008.
- Florrie Sharp (s) - Cerise stripe. 2002.
- Forty Niner (e) - A deep orange Spencer Praecox sweet pea.
- Flying Visit (s) - Deep violet on white. Hammett, 1981.
- Fragrant Skies (s) - Bicolour. 2004.
- Frances Perry (s) - Salmon. 1981.
- Francis (e) - Salmon pink on white Cuthberson Florabunda. Cuthbertson.
- Frank G (e) - Cuthbertson Florabunda sweet pea with lavender flowers. Cuthbertson.
- Frillyfella (s) - Fragrant pale lavender flush. Harrod.
- Frolic (s) - Picotee on cream ground.