| No. | Cultivar Name | Source | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
|
1
| 'Ibaraki-K' | Simpers, Lucille | - | Unknown | | - | Unknown | Unknown | - | --NR-- |
|
2
| 'Ichabod Crane' | Balitewicz, Bob | Large | Med-Green | | - | Hybrid | Pale-Lavender | June into July | --NR-- |
|
3
| 'Impressive' | Goodwin, Randy | Small | Med-Green | | - | Unknown | Unknown | - | --NR-- |
|
4
| 'Inca Sun' | Goodwin, Randy | Large | Yellow | | - | Unknown | Near-White | June into July | .2000 |
|
5
| 'Indian Summer' (Goodwin) | Goodwin, Randy | Small | Yellow | Marginal | White | Sport | Med-Lavender | July into August | .2006 |
|
6
| 'Indiana Blue' | Balitewicz, Bob | Medium | Blue/Green | | - | Unknown | Pale-Lavender | July into August | --NR-- |
|
7
| 'Indiana Bob' | Balitewicz, Bob | - | Unknown | | | Hybrid | Unknown | - | --NR-- |
|
8
| 'Indiana Bob's Emerald' | Balitewicz, Bob & Goodenough, Rick | Large | Dark-Green | | | Unknown | Unknown | - | --NR-- |
|
9
| 'Indiana Bob's Lost Ark' | Balitewicz, Bob & Goodenough, Rick | Large | Med-Green | | | Unknown | Unknown | - | --NR-- |
|
10
| 'Indiana Knight' | Goodwin, Randy | Medium | Med-Green | Marginal | Chartreuse | Sport | Pale-Lavender | July | .1990 |
|
11
| 'Indiana Moonshine' | Harstad, Carolyn | Large | Yellow | | - | Sport | Pale-Lavender | July | .1996 |
|
12
| 'Indy Fan Favorite' | Goodwin, Randy | Small | Light-Green | | - | Unknown | Light-Purple | August | .2014 |
|
13
| 'Indy Finish Line' | Whitmore, Bob & Goodwin, Randy | Medium | Med-Green | Medial | Creamy White | Hybrid | Pale-Lavender | July into August | .2005 |
|
14
| 'Indy Parade Lap' | Goodwin, Randy | Small | Dark-Green | Marginal | Yellow | Unknown | Light-Purple | August | .2005 |
|
15
| 'Indy Winners' Circle' | Dove, Bill & Dove, Wanda & Indianapolis Hosta Society | Medium | Yellow | Marginal | Green | Sport | Near-White | August | .2006 |
|
16
| 'Irish Pastures' | Goodwin, Randy | Medium | Light-Green | Marginal | White | Sport | Pure-White | July into August | .2006 |
|
17
| 'Irish Pearl' | Goodwin, Randy | Small | Med-Green | | - | Unknown | Pale-Lavender | August to September | .2017 |
|
18
| 'Ivory Snow' | Goodwin, Randy | Small | Dark-Green | Medial | White | Unknown | Med-Lavender | July into August | .2019 |
|
19
| 'Iwa Soules' | Soules, Marjorie & Walek, Kevin & The American Hosta Society | Large | Med-Green | | - | Sport | Light-Purple | August to September | .2009 |
|