| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Fantastic Fulfillment' | Giant | Blue/Green | Medial | Yellow | Nat-Sport | Pure-White | June into July | Summers, Alex | --NR-- |
| 'Fascinating Rhythm' | Large | Med-Green | Streaked | White | Hybrid | Pale-Lavender | June into July | Ward, Dr Dick & Jane | .2014 |
| 'Faux Mist' | Medium | Yellow | Marginal | Light Green | Nat-Sport | Med-Lavender | July | Schembs, Michael | --NR-- |
| 'Firn Line' | Small | Blue/Green | Marginal | White | Nat-Sport | Med-Lavender | July into August | Heemskerk, Gerardus | .2012 |
| 'Flecked Fantasy' | Large | Yellow | Streaked | Speckles | Nat-Sport | Near-White | June into July | Powell, Loleta | --NR-- |
| 'Flemish Tiara' | Medium | Dark-Green | Medial | Green | Nat-Sport | Light-Purple | July into August | Van Eechaute, Danny | --NR-- |
| 'Fourteen Karat' | Small | Light-Green | - | - | Unknown | Light-Purple | July | Unknown | --NR-- |
| 'Franc's Blueboy Lost' | Small | Blue/Green | - | - | Unknown | - | June into July | Freeman, Franc & Sally | .2010 |
| 'Franc's Dark Within' | Large | Dark-Green | Marginal | Green | Nat-Sport | - | June into July | Freeman, Franc & Sally | .2010 |
| 'Franc's Fight Nite' | Medium | Dark-Green | Marginal | White | Nat-Sport | - | July into August | Freeman, Franc & Sally | .2008 |
| 'Franc's Green Bomber' | Giant | Dark-Green | - | - | Unknown | - | June into July | Freeman, Franc | .2010 |
| 'Franc's Mor Blue' | Medium | Blue/Green | - | - | Unknown | - | June into July | Freeman, Franc & Sally | .2010 |
| 'Franc's Trailer Jon' | Large | Yellow | - | - | Unknown | - | June into July | Freeman, Franc | .2009 |
| 'Franz Radzicki' | Medium | Blue/Green | - | - | Hybrid | - | July into August | Radzicki, Franz | .2009 |
| 'Fred Wilson' | Large | Blue/Green | Marginal | Yellow | Nat-Sport | - | - | Kuk, Bob | .2008 |
| 'Freising' | Small | Light-Green | - | - | Hybrid | Near-White | - | Mȕssel, Hermann, Klose, Heinz & Ruh, Peter | .2009 |
| 'Frensham Apple and Bramble Tart' | Miniature | Blue/Green | Medial | Yellow | Hybrid | Med-Lavender | August to September | Colley, June & Baker, John | .2020 |
| 'Frensham Basking Viper' | Medium | Blue/Green | | | Hybrid | Pale-Lavender | June into July | Colley, June & Baker, John | .2020 |
| 'Frensham Cinnamon Turnover' | Medium | Med-Green | | | Hybrid | Deep-Purple | August to September | Colley, June & Baker, John | .2020 |
| 'Frensham Floral Tribute' | Medium | Med-Green | | | Unknown | Med-Lavender | July into August | Colley, June & Baker, John | .2020 |
| 'Frensham Red Lime Cordial' | Large | Light-Green | | | Hybrid | Deep-Purple | July into August | Colley, June & Baker, John | .2020 |
| 'Friday Morning Coffee' | Large | Blue/Green | Marginal | Green | Unknown | - | June into July | Freeman, Franc | .2010 |
| 'Friendly Persuasion' | Large | Med-Green | - | - | Nat-Sport | Near-White | June into July | Ward, Dr Dick & Jane | .2013 |
| 'Friends Forever' | Large | Blue/Green | - | - | Unknown | Pure-White | July into August | King, Herb & Gladys | .2018 |
| 'Funny Face' | Large | Med-Green | - | - | Unknown | - | June into July | Ward, Dr Dick & Jane | .2014 |
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