No. | Hybrid Cultivar | Pod Parent | x Pollen Parent | Source | Additional Information |
1
| 'Oasis' (Malloy) | 'Aspen Blue' | Unknown | Malloy, Alex | + Submit Information on this Hosta |
2
| 'Oberland Blue Dimension' | 'Tokudama Aureonebulosa' | Unknown | Rank, Stefan | (SOURCE: Hosta Library) + Submit Information on this Hosta |
3
| 'Oberland Darkness' | 'Twilight' | Unknown | Rank, Stefan | + Submit Information on this Hosta |
4
| 'Oberland Green Swallow' | Hosta longissima | Unknown | Rank, Stefan | (SOURCE: MyHosta Database) + Submit Information on this Hosta |
5
| 'Ocean Tide' | 'Elegans' | Unknown | Mondt, Manfred | + Submit Information on this Hosta |
6
| 'October Sky' | 'Frosted Dimples' | 'Salute' | Dean, Don | 'October Skies' (SIMILAR NAME) |
7
| 'Odd Ball' | 'Northern Mist' | Unknown | Benedict, Dr Ralph (Herb) | + Submit Information on this Hosta |
8
| 'Odd Goddess' | 'Sagae' | 'Sea Gulf Stream' | Kwick, Charles | + Submit Information on this Hosta |
9
| 'Odyssey' | Hosta ventricosa | Unknown | Arnold, Beth | + Submit Information on this Hosta |
10
| 'Og, Son of Fire' | 'Let's Streak' | Unknown | Beilstein, Doug & Malloy, Alex | + Submit Information on this Hosta |
11
| 'Oga' | Hosta sieboldii | Hosta rectifolia | Unknown | (SOURCE: The Genus Hosta) + Submit Information on this Hosta |
12
| 'Ogon Akikaze' | 'Nakafu' | 'Nakafu' | Unknown | H. cathayana 'Ogon' or 'Chinese Gold' (SAME AS) (SOURCE: MyHosta Database) |
13
| 'Ogon Baran' | Hosta alismifolia | Unknown | Unknown | + Submit Information on this Hosta |
14
| 'Ogon Kanzashi' | Hosta capitata | Unknown | Unknown | + Submit Information on this Hosta |
15
| 'Ogon Ko Urajiro' | 'Ko Urajiro' | Unknown | Watanabe, Kenji | + Submit Information on this Hosta |
16
| 'Oh! Susanna' | 'Miss Susie' | Unknown | Reuter, Laurence & Gilligan, Madelon | + Submit Information on this Hosta |
17
| 'Oh! Them Golden Slippers' | 'Sea Prize' | Unknown | Elslager, Ed | + Submit Information on this Hosta |
18
| 'Ohio River' | 'Pin Stripe Sister' | Unknown | Beilstein, Doug & Malloy, Alex | + Submit Information on this Hosta |
19
| 'OHS Bryan's Blue' | 'Skylight' | Unknown | Ontario Hosta Society | + Submit Information on this Hosta |
20
| 'OHS Butter Pat' | 'Spilt Milk' | Unknown | Ontario Hosta Society | + Submit Information on this Hosta |
21
| 'Oil Paint' | Complex Cross | 'Invincible' | Van Eechaute, Danny | 'Sea Prize', 'Hirao Majesty' (GENETIC BACKGROUND) |
22
| 'Okazaki' | Hosta kikutii | Hosta gracillima | Sugita, Hajime & Ruh, Peter & Ruh, Jean | + Submit Information on this Hosta |
23
| 'Okazaki Hajime' | 'White Back' H. kikutii | 'White Back' H. gracillima | Sugita, Hajime & Ruh, Peter | Hosta kikutii, Hosta gracillima (GENETIC BACKGROUND) |
24
| 'Okutama Nakafu' | 'Okutama Nishiki' | Unknown | Unknown | + Submit Information on this Hosta |
25
| 'Old Bill' | 'Frances Williams' | Unknown | Gilligan, Madelon | + Submit Information on this Hosta |
26
| 'Old Black Magic' | 'Sea Prize' | Hosta hypoleuca | Elslager, Ed | + Submit Information on this Hosta |
27
| 'Old Coot' | 'Sum and Substance' | Hosta yingeri | Johnson, Greg | 'Jaz' (SIBLING) |
28
| 'Old Faithful' | Hosta plantaginea | 'Regal Rhubarb' | Brincka, Wm & Petryszyn, 0lga | 'Flower Power' (SIMILAR HOSTAS) |
29
| 'Old Gnarly' | 'Bressingham Blue' | Unknown | Kruer, George | + Submit Information on this Hosta |
30
| 'Old Hump Back' | 'Frances Williams' | Unknown | Wade, Van | + Submit Information on this Hosta |
31
| 'Old Man and the Sea' | Complex Cross | 'Painted Blueberry' | Moore, Jeff | 'Dorothy Benedict', 'My Mom' (GENETIC BACKGROUND) |
32
| 'Old Smoky' | 'Maekawa' | 'Abiqua Drinking Gourd' | McDonell, Harold | + Submit Information on this Hosta |
33
| 'Old Yeller' | 'Sun Power' | Hosta yingeri | Unknown | + Submit Information on this Hosta |
34
| 'Olive Oil' | 'Yellow Splash' | Hosta hypoleuca | Dishon, Jim | 'Olive Oyl' (SIMILAR NAME) |
35
| 'Olympic Torch' | 'Kevin Kelley' | Unknown | Goodwin, Randy | + Submit Information on this Hosta |
36
| 'Omlett' | 'Semperaurea' | Unknown | Kohlein, Fritz | + Submit Information on this Hosta |
37
| 'On Golden Pond' | 'Dorothy Benedict' seedling | Unknown | Elslager, Ed | 'Standing Ovation' (SIMILAR HOSTAS) |
38
| 'On Parade' | 'Pin Stripe Sister' | Unknown | Malloy, Alex | + Submit Information on this Hosta |
39
| 'On the Border' | 'Neat Splash' | 'Blue Wedgwood' | Beilstein, Doug | + Submit Information on this Hosta |
40
| 'Once upon a Time' | 'Rhapsody in Blue' | Unknown | Wilkins, Dr Jim & Wilkins, Sandy | + Submit Information on this Hosta |
41
| 'One and Only' | 'Zany Janie' | Unknown | Ward, Dr Dick & Ward, Jane | + Submit Information on this Hosta |
42
| 'One Fine Day' | 'Hearts and Flowers' | Unknown | Ward, Dr Dick & Ward, Jane | + Submit Information on this Hosta |
43
| 'Only You' | 'Hearts and Flowers' | Unknown | Ward, Dr Dick & Ward, Jane | + Submit Information on this Hosta |
44
| 'Ooh La La' | 'Sea Prize' | Hosta hypoleuca | Elslager, Ed | + Submit Information on this Hosta |
45
| 'OOME' | 'Fascination' | Unknown | Gussman, Christopher | + Submit Information on this Hosta |
46
| 'Ops' | 'Flamboyant' | Unknown | Malloy, Alex | 'Confusion' (GENETIC BACKGROUND) 'Pilgrim' (SIMILAR HOSTAS) |
47
| 'Orange Crush' | 'Sea Prize' | 'Maekawa' | Elslager, Ed | 'Rhinestone Cowboy' (SIMILAR HOSTAS) |
48
| 'Orange Joy' | 'Wogon Gold' | 'Golden Sunburst' | Carpenter, Kate | + Submit Information on this Hosta |
49
| 'Orinoco Flow' | 'Glacier Cascade' | Unknown | Cross, Peter | Hosta montana (TYPE) |
50
| 'Orion's Belt' | 'Pin Stripe' | Hosta montana macrophylla | Ward, Dr Dick & Ward, Jane | + Submit Information on this Hosta |
51
| 'Orphan Train Ruffian' | 'Aureomarginata', H. Montana | Unknown | Kwick, Charles | + Submit Information on this Hosta |
52
| 'Oshima Silk' | Hosta pycnophylla | Unknown | Shimizu, Toshirou & Zilis, Mark | + Submit Information on this Hosta |
53
| 'Oshimajishi' | Hosta longipes | Unknown | Unknown | + Submit Information on this Hosta |
54
| 'Oshkosh' | Hosta nakaiana | Unknown | Fisher, Eunice V. | + Submit Information on this Hosta |
55
| 'Otome-no-mai' | Hosta venusta | Unknown | Tanaka, Katsuyoshi | 'Cat's Eye', 'Morinji Nishiki', 'Hakuba', 'White Christmas' (SIMILAR HOSTAS) |
56
| 'Our Friend Reldon' | 'Dorothy Benedict' | Unknown | Van Wyke, Trudy | (SOURCE: Hosta Lists) + Submit Information on this Hosta |
57
| 'Out of the Blue' | 'Dorothy Benedict' seedling | Unknown | Elslager, Ed | + Submit Information on this Hosta |
58
| 'Out of the Fog' | 'Allegan Fog' | Unknown | Myers, Gary | + Submit Information on this Hosta |
59
| 'Out of This World' | 'Gaijin' | Unknown | Goodwin, Randy | + Submit Information on this Hosta |
60
| 'Outer Banks' | 'Outrageous' | 'Betsy' | Goodenough, Rick | (SOURCE: MyHosta Database) + Submit Information on this Hosta |
61
| 'Outhouse Delight' | 'Undulata' | Unknown | Avent, Tony | 'Apparition', 'Asian Pearl', 'Gray Streaked Squiqqles', 'Miss Moonbeam', 'Mostly Ghostly', 'Shuchu-no-tama', 'White Wall Tire' (SIMILAR HOSTAS) |
62
| 'Outrageous' | 'Dorothy Benedict' | Hosta montana | Benedict, Dr Ralph (Herb) & Walek, Kevin | + Submit Information on this Hosta |
63
| 'Outrageous Dragon' | Complex Cross | 'Blue Belly' | Kuenster, Rod | 'Outrageous', 'Chinese Dragon Supreme' (GENETIC BACKGROUND) |
64
| 'Outrigger' | 'Sea Prize' | 'Maekawa' | Elslager, Ed | 'Gondola' (SIMILAR HOSTAS) |
65
| 'Ovalwood' | 'Inniswood' | 'Seedling OP97' | Beilstein, Doug & Beilstein, Mardy | + Submit Information on this Hosta |
66
| 'Ovation' | 'White Vision' | 'Piedmont Gold' | Fafard, Serge | + Submit Information on this Hosta |
67
| 'Over the Moon' | 'Zany Janie' | Unknown | Ward, Dr Dick & Ward, Jane | + Submit Information on this Hosta |
68
| 'Over the Rainbow' | 'Dorothy Benedict' seedling | Unknown | Elslager, Ed | + Submit Information on this Hosta |
69
| 'Oxford Blue' | 'Elegans' | Unknown | Cullerton, Walter | (SOURCE: Hosta Library) + Submit Information on this Hosta |
70
| 'Oxheart' | 'Green Platter' | Hosta nakaiana | Minks, Eldren | 'Dear Heart' (SIMILAR HOSTAS) |