| Bob Solberg Hostas | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
| 'Fairy Dust' | Miniature | Yellow | | - | Hybrid | Unknown | - | .2019 |
| 'Fantasy Island' | Small | Med-Green | Medial | Creamy White | Sport | Light-Purple | July | .2002 |
| 'Final Summation' | Giant | Light-Green | Marginal | Green | Sport | Pale-Lavender | July into August | .2008 |
| 'First Blush' | Medium | Dark-Green | | - | Hybrid | Deep-Purple | July into August | .2016 |
| 'First Frost' | Miniature | Blue/Green | Marginal | Creamy White | Sport | Pale-Lavender | July into August | .2002 |
| 'Five O'Clock Shadow' | Large | Blue/Green | Marginal | Creamy White | Sport | Pale-Lavender | June into July | .2000 |
| 'Five O'Clock Somewhere' | Large | Blue/Green | Medial | Yellow | Sport | Pale-Lavender | June into July | .2004 |
| 'Fresh Mint' | Miniature | Dark-Green | Medial | White | Sport | Med-Lavender | June into July | .2019 |
| 'Fried Bananas' | Large | Yellow | | - | TC Sport | Pale-Lavender | August | .1994 |
| 'Fried Green Tomatoes' | Large | Dark-Green | | - | TC Sport | Pale-Lavender | August September October | .1995 |
| 'Frost Giant' | Giant | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | June into July | .2008 |
| 'Frostbite' | Small | Med-Green | Marginal | Yellow | Sport | Light-Purple | August September October | .2004 |
| 'Frozen Margarita' | Large | Light-Green | Marginal | White | Sport | Pale-Lavender | August | .2003 |
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