No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Black Limerick' | Medium | Blue/Green | | - | Unknown | Near-White | June into July | Simpers, Lucille | --NR-- |
2
| 'Blarney Stone' | Giant | Med-Green | | - | Unknown | Near-White | - | Goodenough, Rick | --NR-- |
3
| 'Celtic Bouquet' | Large | Med-Green | | - | Hybrid | Unknown | June into July | Dean, Don | .2011 |
4
| 'Celtic Dancer' | Medium | Med-Green | | - | Hybrid | Pale-Lavender | July into August | Dean, Don | .2008 |
5
| 'Celtic Realm' | - | Med-Green | | - | Unknown | Unknown | - | Malloy, Alex | --NR-- |
6
| 'Celtic Uplands' | Medium | Med-Green | | - | Hybrid | Pale-Lavender | August | Dean, Don | .2005 |
7
| 'Celtic Warrior' | - | Unknown | | - | Unknown | Unknown | - | Unknown | --NR-- |
8
| 'Eireann' | Large | Blue/Green | | - | Unknown | Pale-Lavender | July into August | Stone, David & Ruh, Peter | .1991 |
9
| 'Emerald Isle' | Small | Med-Green | Marginal | White | Unknown | Pure-White | August | Smith, Eric & Ruh, Peter | .2008 |
10
| 'Giantland Irish Cream' | Giant | Med-Green | Marginal | White | Sport | Unknown | - | Miller, Jeff | --NR-- |
11
| 'Giantland Irish Frost' | - | Unknown | | - | Unknown | Unknown | - | Miller, Jeff | --NR-- |
12
| 'Giantland Irish Mist' | Giant | Blue/Green | | - | Unknown | Unknown | - | Miller, Jeff | --NR-- |
13
| 'Irische See' | Medium | Blue/Green | | - | Hybrid | Pale-Lavender | July | Klose, Heinz & Ruh, Peter | .1998 |
14
| 'Irish Breeze' | Medium | Med-Green | Medial | Yellow | Sport | Pale-Lavender | June | Scolnik, Patricia & Walek, Kevin & The American Hosta Society | .2009 |
15
| 'Irish Coast' | Small | Unknown | | - | Unknown | Unknown | Unknown | Zumbar, Wm | --NR-- |
16
| 'Irish Cream' | Large | Blue/Green | | - | Sport | Med-Lavender | July into August | Thompson, Rick & Thompson, Criss | --NR-- |
17
| 'Irish Eyes' | Medium | Med-Green | Marginal | Creamy White | Hybrid | Pale-Lavender | Unknown | Ward, Dr Dick & Ward, Jane | .1999 |
18
| 'Irish Fling' | Small | Med-Green | Marginal | Yellow | Hybrid | Near-White | July | Ward, Dr Dick & Ward, Jane | .2012 |
19
| 'Irish Jig' | Medium | Dark-Green | Marginal | White | Hybrid | Near-White | July into August | Ward, Dr Dick & Ward, Jane | .2012 |
20
| 'Irish Longlegs' | Medium | Dark-Green | | - | Hybrid | Unknown | - | Barta, Jack | --NR-- |
21
| 'Irish Luck' | Large | Dark-Green | | - | Hybrid | Pale-Lavender | July into August | Lalonde, Irene | .2007 |
22
| 'Irish Mist' | Small | Dark-Green | Medial | White | Hybrid | Pale-Lavender | July | Savory, Robert | .1994 |
23
| 'Irish Moon' | Medium | Blue/Green | | - | Unknown | Unknown | - | Moore, Jeff | --NR-- |
24
| 'Irish Moss' | Medium | Med-Green | | - | Unknown | Pale-Lavender | July | Deckert, Emile & Deckert, Jane | .2004 |
25
| 'Irish Pastures' | Medium | Light-Green | Marginal | White | Sport | Pure-White | July into August | Goodwin, Randy | .2006 |
26
| 'Irish Ribbons' | Small | Light-Green | Marginal | White | Unknown | Unknown | - | Kiehne, Myrtle & Anderson, Kenneth | .1992 |
27
| 'Irish Sea' | | - | | - | Duplicate | - | | Duplicate Name | --NR-- |
28
| 'Kerry Man' | Giant | Blue/Green | | - | Sport | Near-White | June into July | Gilligan, Madelon | .2015 |
29
| 'King's Emerald Isle' | Medium | Light-Green | | - | Unknown | Unknown | - | King, Herb | --NR-- |
30
| 'King's Princess Iseult' | Medium | Med-Green | Marginal | Yellow | Unknown | Unknown | - | King, Herb | --NR-- |
31
| 'Kiwi Biddy Blue' | Small | Blue/Green | | - | Hybrid | Unknown | - | Sligh, Barry | --NR-- |
32
| 'Kiwi Emerald Isle' | Medium | Dark-Green | | - | Hybrid | Med-Lavender | - | Collier, Gordon | --NR-- |
33
| 'Lakeside Irish Rose' | Medium | Med-Green | Marginal | White | Unknown | Unknown | - | Chastain, Mary | --NR-- |
34
| 'Lakeside Leprechaun' | Medium | Light-Green | | - | Sport | Near-White | June into July | Chastain, Mary | .1991 |
35
| 'Leprechaun' | Miniature | Med-Green | | - | Unknown | Light-Purple | July | Stone, David & Ruh, Peter | .1991 |
36
| 'Leprechaun Lace' | Medium | Med-Green | Marginal | Yellow | Unknown | Med-Lavender | - | Hackbarth, Robert | .2015 |
37
| 'Leprechaun's Lair' | Small | Light-Green | | - | Unknown | Light-Purple | - | Moldovan, Steve | --NR-- |
38
| 'Oh Dannyboy' | Large | Dark-Green | | - | Unknown | Unknown | - | Skaggs, Virginia & Skaggs, Brian | --NR-- |
39
| 'Pale River' | Small | Yellow | | - | Unknown | Unknown | July into August | Schulz, Ed | --NR-- |
40
| 'Poet's Way' | Medium | Med-Green | | | Unknown | Unknown | - | Goodenough, Rick | --NR-- |
41
| 'Rosedale Paddy Wagon' | Small | Dark-Green | Marginal | White | Hybrid | Med-Lavender | July into August | Hadrava, Jerry | .2000 |
42
| 'Saint Fiacre' | Small | Blue/Green | | - | Hybrid | Pale-Lavender | - | Bowden, Roger | --NR-- |
43
| 'Shenanigans' | Medium | Dark-Green | Streaked | White | Unknown | Pale-Lavender | August | Aden, Paul | .2010 |
44
| 'Top of the Mornin' | Medium | Yellow | | - | Hybrid | Med-Lavender | August to September | Dean, Don | .2017 |
45
| 'Toutatis' | Small | Yellow | | - | Unknown | Unknown | June into July | Deckert, Emile & Deckert, Jane | .2004 |
46
| 'Waterford' | Large | Blue/Green | | - | Hybrid | Near-White | June into July | Moldovan, Steve | .1983 |
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