| No. | Giant Size Hostas | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Uber Empire' | Blue/Green | Streaked | Yellow | Unknown | | | Goodenough, Rick | --NR-- |
|
2
| 'Uberageous' | Blue/Green | Streaked | Yellow | Hybrid | Pure-White | August | Goodenough, Rick | --NR-- |
|
3
| 'Ufo' | Dark-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Fransen, Marco | --NR-- |
|
4
| 'Uncle Shorty' | Blue/Green | - | - | Unknown | Near-White | June into July | Schulz, Ed | .2017 |
|
5
| 'Undine' | Dark-Green | - | - | Hybrid | Pale-Lavender | June into July | Schuster, Eberhard & Syre-Herz, Ursula | --NR-- |
|
6
| 'Unique' | Blue/Green | - | - | Hybrid | Light-Purple | - | Fisher, Eunice V. & Ruh, Peter | .1991 |
|
7
| 'Uniquely Go Big or Go Home' | Blue/Green | - | - | Unknown | - | July into August | Rosenberg, Marlene & Goodrich, Jon & Miller, Jeff | .2014 |
|
8
| 'Uniquely Goooal!' | Blue/Green | | - | Sport | Light-Purple | June into July | Rosenberg, Marlene & Goodrich, Jon | .2020 |
|
9
| 'Uniquely Inconceivable' | Blue/Green | | - | Hybrid | Pure-White | June into July | Rosenberg, Marlene & Goodrich, Jon | .2020 |
|
10
| 'Uniquely Rails to Trails' | Med-Green | - | - | Sport | Pale-Lavender | July into August | Rosenberg, Marlene | --NR-- |
|
11
| 'Upbeat' | Med-Green | - | - | Hybrid | Pale-Lavender | July | Ruh, Peter | .2000 |
|