| No. | Cultivar Name | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Rainbow's Moon' | Med-Green | Marginal | Light Green | Sport | Pale-Lavender | July to August | Harle, Dennis | --NR-- |
|
2
| 'Rainy Day' | Med-Green | Medial | White | Hybrid | Pale-Lavender | June to July | Ward, Dr Dick & Ward, Jane | .2014 |
|
3
| 'Rare Breed' | Med-Green | Medial | White | Hybrid | Near-White | June to July | Livingston, Ron & The American Hosta Society | .2019 |
|
4
| 'Raving Beauty' | Yellow | | | Unknown | Unknown | Unknown | Goodwin, Randy | .2003 |
|
5
| 'Razorback' | Blue/Green | | | Unknown | | | Rawson, Don | --NR-- |
|
6
| 'Razz'n Rick' | Med-Green | Streaked | Yellow | Unknown | Unknown | August to September | Schmidt, Bevie | .2009 |
|
7
| 'Ready' | Dark-Green | | | Unknown | Med-Lavender | Unknown | Livingston, Ron | --NR-- |
|
8
| 'Rebel Heart' | Blue/Green | Marginal | Yellow | Hybrid | Near-White | June to July | Wasitis, Chick & The American Hosta Society | .2020 |
|
9
| 'Red Baron' | Med-Green | | | Hybrid | Pale-Lavender | Unknown | Cross, Peter | .2001 |
|
10
| 'Red One' | Dark-Green | | | Unknown | Unknown | Unknown | Westberg, Jim | --NR-- |
|
11
| 'Red Racer' | Med-Green | | | Hybrid | Unknown | Unknown | Vissers, Louis | --NR-- |
|
12
| 'Red Titanium' | Blue/Green | | | Hybrid | Unknown | Unknown | Leuckx, Bart | --NR-- |
|
13
| 'Red Wine Fries' | Blue/Green | | | Hybrid | Med-Lavender | Unknown | Van Wyke, Trudy | --NR-- |
|
14
| 'Red-hot Mama' | Med-Green | Streaked | White | Hybrid | Near-White | July | Elslager, Ed | .2001 |
|
15
| 'Redon Bleu' | Blue/Green | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
|
16
| 'Regal Affair' | Dark-Green | Marginal | White | Sport | Med-Lavender | July to August | Meyer, Bill | --NR-- |
|
17
| 'Regal Flame' | Blue/Green | | | Sport | Med-Lavender | July to August | Unknown | --NR-- |
|
18
| 'Regal Heir' | Dark-Green | Streaked | White | Sport | Pale-Lavender | July | Tylinski, Stan | .2003 |
|
19
| 'Regal Rhubarb' | Med-Green | | | Unknown | Light-Purple | July to August | Sellers, Van | .1983 |
|
20
| 'Regal Skies' | Blue/Green | | | Sport | Med-Lavender | July | Banyai, Bruce | .1999 |
|
21
| 'Regal Splendor' | Blue/Green | Marginal | Creamy White | Sport | Pale-Lavender | July to August | Walters Gardens | .1987 |
|
22
| 'Reginald Kaye' | Blue/Green | | | Unknown | Near-White | August | Ruh, Peter & Ruh, Jean | .2003 |
|
23
| 'Relentless' | Yellow | | | Hybrid | Pale-Lavender | July | Dean, Don | .2022 |
|
24
| 'Remembrance' | Blue/Green | Marginal | Yellow | Hybrid | Unknown | June to July | Skaggs, Virginia & Skaggs, Brian & Gilligan, Madelon | .2015 |
|
25
| 'Rendezvous' | Blue/Green | Marginal | White | Sport | Pale-Lavender | July to August | Zilis, Mark & Schwarz, Jim | .2014 |
|
26
| 'Reverie' | Med-Green | Medial | Creamy White | Hybrid | Pure-White | August | Wilkins, Dr Jim & Wilkins, Sandy | .2003 |
|
27
| 'Rhapsody' | Med-Green | Marginal | White | Sport | Pale-Lavender | July | Hatfield, Handy & Walek, Kevin & The American Hosta Society | .2009 |
|
28
| 'Rhino Blue' | Blue/Green | | | Sport | Near-White | June to July | Rawson, Don | .2010 |
|
29
| 'Rhino Gold' | Yellow | | | Sport | Near-White | June to July | Rawson, Don | --NR-- |
|
30
| 'Rhino Hide' | Blue/Green | Medial | Yellow | Unknown | Near-White | June to July | Rawson, Don | .2007 |
|
31
| 'Rhino Tuff' | Blue/Green | | | Sport | Near-White | June to July | Rawson, Don | --NR-- |
|
32
| 'Righteous Rays' | Yellow | | | Hybrid | Med-Lavender | August | Snyder, Ron | .2003 |
|
33
| 'Rippled Honey' | Med-Green | | | Hybrid | Light-Purple | August | Benedict, Dr Ralph (Herb) & Ruh, Peter | .2005 |
|
34
| 'Rising Sun' | Yellow | | | Hybrid | Light-Purple | July to August | Vaughn, Kevin | .1988 |
|
35
| 'River City Blues' | Blue/Green | | | Unknown | Pale-Lavender | June to July | Zilis, Mark & Ankney, Barry | .2018 |
|
36
| 'Riverboat Queen' | Med-Green | | | Unknown | Pale-Lavender | June to July | Petryszyn, Olga & Fox, Bob | .2019 |
|
37
| 'Rock and Beautiful Ears' | Light-Green | Marginal | White | Sport | Med-Lavender | July | Wade, Van | --NR-- |
|
38
| 'Rock Concert' | Blue/Green | Streaked | Speckles | Hybrid | Med-Lavender | July to August | Kuenster, Rod | .2009 |
|
39
| 'Rocket City' | Yellow | | | Unknown | Unknown | Unknown | Goodwin, Randy | .2014 |
|
40
| 'Rohdeifolia' | Dark-Green | Marginal | White | Unknown | Light-Purple | August | Unknown | --NR-- |
|
41
| 'Romaine' | Med-Green | | | Unknown | Pure-White | July to August | Schwarz, Jim & Schwarz, Karen | .2011 |
|
42
| 'Rosaleen' | Dark-Green | Marginal | White | Hybrid | Light-Purple | June to July | Gilligan, Madelon | .2017 |
|
43
| 'Rosedale Blend Master' | Blue/Green | Streaked | Yellow | Unknown | Pale-Lavender | July to August | Hadrava, Jerry | .2000 |
|
44
| 'Rosedale Dough Boy' | Med-Green | | | Hybrid | Pale-Lavender | June to July | Hadrava, Jerry | .1999 |
|
45
| 'Rosedale Golden Arches' | Yellow | | | Hybrid | Near-White | June to July | Hadrava, Jerry | .1999 |
|
46
| 'Rosedale High Flyer' | Dark-Green | Streaked | White | Hybrid | Unknown | Unknown | Hadrava, Jerry | .1999 |
|
47
| 'Rosedale Mixmaster' | Med-Green | Streaked | Yellow | Hybrid | Med-Lavender | July | Hadrava, Jerry | .1999 |
|
48
| 'Rosedale Rip Van Winkle' | Dark-Green | | | Hybrid | Pale-Lavender | July | Hadrava, Jerry | .1999 |
|
49
| 'Rosedale Spoons' | Blue/Green | | | Unknown | Near-White | July | Hadrava, Jerry | .1999 |
|
50
| 'Rosedale Watersprout' | Dark-Green | Medial | White | Unknown | Pale-Lavender | June to July | Hadrava, Jerry | --NR-- |
|
51
| 'Rosie Posie' | Dark-Green | Marginal | White | Hybrid | Med-Lavender | August to September | Krul, Nancy & Belle Gardens | .1994 |
|
52
| 'Rostraver Heritage' | Med-Green | | | Unknown | Near-White | July to August | Zolock, Steve & Zolock, Sarah | .2009 |
|
53
| 'Rough and Ready' | Dark-Green | Streaked | Yellow | Hybrid | Near-White | June to July | Elslager, Ed | .2004 |
|
54
| 'Round About Midnight' | Blue/Green | | | Hybrid | Pale-Lavender | July to August | Dean, Don | .2019 |
|
55
| 'Roundhouse Blues' | Blue/Green | | | Unknown | Near-White | June to July | Micheletti, Tom | .1998 |
|
56
| 'Roxton Falls' | Blue/Green | | | Unknown | Unknown | Unknown | Bastille, Jocelyne | --NR-- |
|
57
| 'Royal Regal Rhubarb' | Med-Green | Marginal | White | Sport | Light-Purple | July to August | Benedict, Dr Ralph (Herb) | --NR-- |
|
58
| 'Rubies and Ruffles' | Dark-Green | Marginal | White | Unknown | Med-Lavender | August to September | Goodwin, Randy | .2009 |
|
59
| 'Ruby Wedding' | Blue/Green | | | Unknown | Unknown | Unknown | Jolliffe, Thomas | --NR-- |
|
60
| 'Ruffles n Ridges' | Blue/Green | | | Hybrid | Med-Lavender | June to July | Fox, Bob & Fox Hosta Farm | .2018 |
|
61
| 'Ruth' | Blue/Green | | | Sport | Pale-Lavender | June to July | Schwarz, Jim & Schwarz, Karen | .2014 |
|
62
| 'Ryan's Big One' | Blue/Green | | | Hybrid | Near-White | June to July | Englerth, Lawrence & Ryan (Unknown) | .1982 |
|