No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Nadine' | Medium | Med-Green | Marginal | Yellow | Unknown | Light-Purple | June | Wasitis, Chick | .2021 |
2
| 'Nanc' | Small | Med-Green | Streaked | White | Unknown | - | July into August | Snyder, Ron | .2003 |
3
| 'Nanci' | Large | Blue/Green | - | - | Hybrid | - | - | Unknown | --NR-- |
4
| 'Nancy' | Small | Light-Green | - | - | Unknown | Pale-Lavender | August | Tower, Alan | .2005 |
5
| 'Nancy, National Hero' | Medium | Yellow | | | Hybrid | Near-White | June into July | Kwick, Charles | .2021 |
6
| 'Naomi' | Small | Dark-Green | - | - | Unknown | - | July into August | Klose, Heinz & Ruh, Peter | .2006 |
7
| 'Natalie' | Large | Blue/Green | - | - | Sport | Pale-Lavender | July into August | Silvers, Bill | .2002 |
8
| 'Nate the Great' | Large | Dark-Green | - | - | Hybrid | Pale-Lavender | July into August | Solberg, Robert | .2003 |
9
| 'Nathan's Legacy' | Small | Light-Green | - | - | Unknown | - | July into August | Zolock, Steve & Zolock, Sarah | .2007 |
10
| 'Ned' | Medium | Blue/Green | Streaked | White | Unknown | | | Panatera, Nicci | --NR-- |
11
| 'Neeta' | Large | Med-Green | Marginal | Yellow | Sport | Near-White | June into July | Owens, Clarence | .1999 |
12
| 'Nello and Patrasche' | Medium | Med-Green | - | - | Hybrid | - | August to September | Philips, Hugo | .2010 |
13
| 'Ngaire Dawn' | Large | Med-Green | - | - | Hybrid | Near-White | July into August | Gilligan, Madelon | .2013 |
14
| 'Nicola' | Medium | Med-Green | - | - | Hybrid | Light-Purple | August | Eason, Alan | .1984 |
15
| 'Nicole' | Small | Light-Green | - | - | Unknown | - | - | Unknown | --NR-- |
16
| 'Nigel Dark' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
17
| 'Niko' | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | July | Unknown | --NR-- |
18
| 'Nina Smiles' | Medium | Light-Green | - | - | Unknown | - | - | Unknown | --NR-- |
19
| 'Noah's Ark' | Large | Dark-Green | - | - | Unknown | Near-White | June into July | Hatfield, Handy & Walek, Kevin & The American Hosta Society | .2009 |
20
| 'Noah's Rainbow' | Small | Med-Green | Marginal | White | Sport | Pale-Lavender | July into August | Snyder, Ron | .1997 |
21
| 'Noel' | Small | Blue/Green | Marginal | White | Sport | Deep-Purple | July into August | Benedict, Dr Ralph (Herb) | .1983 |
22
| 'Norma' | Medium | Med-Green | Marginal | Yellow | Sport | Light-Purple | July into August | Bond, Norma | --NR-- |
23
| 'Norma Jeane's Evening Gown' | - | - | - | - | Unknown | - | - | Sneyers, Rob | --NR-- |
24
| 'Norma's Afternoon' | Medium | Dark-Green | | - | Unknown | Pale-Lavender | July into August | Hicks, Gerry & Starr, R. | .2019 |
25
| 'Razz'n Rick' | Large | Med-Green | Streaked | Yellow | Unknown | - | August to September | Schmidt, Bevie | .2009 |
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