No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Azure Mediterranean' | Large | Med-Green | | - | Unknown | Pale-Lavender | July into August | Helsley, Calvin | .1999 |
2
| 'Back Bay' | Giant | Blue/Green | | - | Hybrid | Near-White | June into July | Vaughn, Kevin & Walek, Kevin & The American Hosta Society | .2009 |
3
| 'Corryvreckan' | Medium | Blue/Green | | - | Unknown | Unknown | - | Black, Gwen | --NR-- |
4
| 'Cosmic Iceberg' | Large | Blue/Green | | - | Unknown | Unknown | - | Kuenster, Rod | --NR-- |
5
| 'Deep Blue Sea' | Large | Blue/Green | | - | Hybrid | Pale-Lavender | July | Seaver, Charles | .1994 |
6
| 'Dragon of the Seas' | Medium | Blue/Green | Marginal | White | Hybrid | Light-Purple | July | Beilstein, Doug | .2012 |
7
| 'Holar Red Sea Shell' | Large | Med-Green | | - | Hybrid | Unknown | Unknown | Van Keer, Ronny | --NR-- |
8
| 'Inland Sea' | Medium | Dark-Green | | - | Hybrid | Light-Purple | August | Sugita, Hajime & Zilis, Mark | .1998 |
9
| 'Irische See' | Medium | Blue/Green | | - | Hybrid | Pale-Lavender | July | Klose, Heinz & Ruh, Peter | .1998 |
10
| 'Irish Sea' | | - | | - | Duplicate | - | | Duplicate Name | --NR-- |
11
| 'Island Sea' | - | Unknown | | - | Unknown | Unknown | - | Unknown | --NR-- |
12
| 'Kiwi Blue Pacific' | | - | | - | Duplicate | - | | Duplicate Name | --NR-- |
13
| 'Kiwi Pacific Blue' | Medium | Blue/Green | | - | Hybrid | Pale-Lavender | June | Sligh, Barry | .1999 |
14
| 'Lakeside Foaming Sea' | Large | Yellow | | - | Hybrid | Pale-Lavender | July | Chastain, Mary | .2002 |
15
| 'Lakeside Lagoon' | Large | Blue/Green | | - | Hybrid | Near-White | July into August | Chastain, Mary | .1998 |
16
| 'Landfall' | Giant | Blue/Green | | - | Unknown | Unknown | - | Sawyer, Rick | --NR-- |
17
| 'Lost at Sea' (Hans Hansen) | Medium | Blue/Green | | - | Hybrid | Pale-Lavender | August September October | Hansen, Hans | .2003 |
18
| 'Lunar Sea' | Medium | Yellow | Marginal | Green | Sport | Pale-Lavender | July | Santa Lucia, Vic & Walek, Kevin & The American Hosta Society | .2009 |
19
| 'Nordatlantik' | Medium | Blue/Green | | - | Hybrid | Pale-Lavender | July | Smith, Eric & Ruh, Peter | .1997 |
20
| 'North Atlantic' | | - | | - | Duplicate | - | | Duplicate Name | --NR-- |
21
| 'North Pacific High' | Large | Blue/Green | | - | Unknown | Unknown | - | Tompkins, Chet & Ruh, Peter & Ruh, Jean | .2001 |
22
| 'Ocean Isle' | Large | Blue/Green | Marginal | Yellow | Sport | Pale-Lavender | July | Chopko, Dave | .2006 |
23
| 'Ocean Isle Abracadabra' | Small | Yellow | Medial | Green | Sport | Pale-Lavender | July | Chopko, Dave | --NR-- |
24
| 'Ocean Isle Blue' | Medium | Blue/Green | | | Unknown | Unknown | - | Chopko, Dave | --NR-- |
25
| 'Ocean Isle Gold' | Large | Med-Green | Marginal | Yellow | Unknown | Near-White | June into July | Chopko, Dave | --NR-- |
26
| 'Ocean Isle Gold Dust' | Medium | Light-Green | Medial | Yellow | Sport | Med-Lavender | July into August | Chopko, Dave | --NR-- |
27
| 'Ocean Isle Tide Line' | Medium | Dark-Green | Medial | White | Unknown | Unknown | - | Chopko, Dave | --NR-- |
28
| 'Ocean Isle Tie Dye' | Medium | Yellow | Medial | Green | Sport | Pale-Lavender | June | Chopko, Dave | --NR-- |
29
| 'Ocean Isle Tornado' | Medium | Med-Green | Medial | White | Sport | Med-Lavender | July into August | Chopko, Dave | --NR-- |
30
| 'Ocean Isle Twist' | Medium | Dark-Green | Medial | White | Sport | Pale-Lavender | July into August | Chopko, Dave | --NR-- |
31
| 'Ocean Tide' | Large | Blue/Green | | - | Hybrid | Near-White | June into July | Mondt, Manfred | --NR-- |
32
| 'Oceans Away' | Giant | Blue/Green | | - | Unknown | Unknown | June into July | Hanson, Curt | --NR-- |
33
| 'Oceans Blue' | Large | Blue/Green | | - | Unknown | Unknown | July into August | Schmidt, Bevie | .2009 |
34
| 'Ocean's Fury' | Large | Blue/Green | | - | Unknown | Unknown | - | Rawson, Don | --NR-- |
35
| 'Outer Banks' | - | Blue/Green | Streaked | White | Hybrid | Unknown | - | Goodenough, Rick | --NR-- |
36
| 'Pacific Blue Edger' | Medium | Blue/Green | | - | Sport | Light-Purple | July | Heims, Dan & Walek, Kevin & The American Hosta Society | .2009 |
37
| 'Pacific Coast' | - | Unknown | | - | Unknown | Unknown | - | Unknown | --NR-- |
38
| 'Pacific Crest' | Small | Med-Green | Streaked | Yellow | Unknown | Pale-Lavender | - | Janssen, Bill | --NR-- |
39
| 'Pacific Edge' | - | Unknown | | - | Unknown | Unknown | - | Janssen, Bill | --NR-- |
40
| 'Pacific Interlude' | Medium | Blue/Green | | - | Unknown | Unknown | - | Duback, Robyn | --NR-- |
41
| 'Pacific Lace' | Small | Med-Green | | - | Unknown | Med-Lavender | - | Janssen, Bill | --NR-- |
42
| 'Pacific Panorama' | Large | Med-Green | Medial | White | Hybrid | Near-White | June into July | Heims, Dan | --NR-- |
43
| 'Pacific Rim' | Medium | Dark-Green | Marginal | Yellow | Unknown | Unknown | - | Janssen, Bill | --NR-- |
44
| 'Pacific Starburst' | - | Med-Green | Marginal | White | Unknown | Unknown | - | Janssen, Bill | --NR-- |
45
| 'Pacific Sunlight' | Large | Yellow | | - | Unknown | Unknown | - | Duback, Robyn | .1998 |
46
| 'Pacific Sunrise' | - | Unknown | | - | Unknown | Unknown | - | Janssen, Bill | --NR-- |
47
| 'Pacific Sunset' | Medium | Med-Green | Marginal | White | Unknown | Light-Purple | July | Goodwin, Randy | .2003 |
48
| 'Pacific Waves' | Large | Blue/Green | Streaked | White | Unknown | Unknown | - | Janssen, Bill | --NR-- |
49
| 'Pacifica' | Large | Blue/Green | | - | Hybrid | Near-White | July into August | Johnson, Greg | .2004 |
50
| 'Paradise Ocean' | Large | Blue/Green | | - | Sport | Med-Lavender | - | Fransen, Marco & Fransen, Joyce | --NR-- |
51
| 'Queen of the Seas' | Large | Blue/Green | | - | Unknown | Near-White | July | Seaver, Mildred | .2001 |
52
| 'Red Sea' | Large | Med-Green | Streaked | White | Unknown | Unknown | - | Unknown | --NR-- |
53
| 'Restless Sea' | Medium | Med-Green | | - | Hybrid | Pale-Lavender | August September October | Hansen, Hans | .2006 |
54
| 'Roiled Surf' | - | Unknown | | - | Unknown | Unknown | - | Unknown | --NR-- |
55
| 'Sea Gulf Stream' | Large | Yellow | | - | TC Sport | Near-White | June | Zilis, Mark & Malloy, Alex | .1999 |
56
| 'Sea of Japan' | Large | Blue/Green | Streaked | White | Unknown | Unknown | - | Unknown | --NR-- |
57
| 'Shells At Sea' | Medium | Dark-Green | Marginal | White | Hybrid | Unknown | - | Arett, Anne | .1980 |
58
| 'South Pacific' | Giant | Med-Green | | - | Unknown | Unknown | Unknown | Ward, Dr Dick & Ward, Jane | .2009 |
59
| 'South Seas' | Giant | Dark-Green | Medial | Yellow | Hybrid | Unknown | - | Sisson, Kathie | --NR-- |
60
| 'Stormy Seas' | Large | Dark-Green | | - | Hybrid | Pale-Lavender | June into July | Zilis, Mark | .2004 |
61
| 'Turbulent Seas' | Giant | Dark-Green | | - | Hybrid | Light-Purple | July into August | Dean, Don | .1999 |
62
| 'Two if by Sea' | Medium | Med-Green | Medial | White | Sport | Pale-Lavender | June into July | Silvers, Bill | .2012 .2018 |
|