| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Ahr' | Medium | Blue/Green | | | Hybrid | | | Klose, Heinz | --NR-- |
| 'Bensheim' | Large | Med-Green | Streaked | Speckles | Nat-Sport | Pale-Lavender | July into August | Klose, Heinz | --NR-- |
| 'Blaue Venus' | Medium | Blue/Green | | | Unknown | Pale-Lavender | July into August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Blaue Wolke' | Medium | Blue/Green | | | Unknown | Pale-Lavender | July | Klose, Heinz | --NR-- |
| 'Blaufink' | Large | Blue/Green | | | Unknown | Pale-Lavender | August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Blauglut' | Medium | Blue/Green | | | Unknown | Pale-Lavender | August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Blaugold' | Large | Light-Green | | | Hybrid | Light-Purple | July | Klose, Heinz & Ruh, Peter | .1991 |
| 'Blaumeise' | Small | Blue/Green | | | Unknown | Pale-Lavender | August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Blauspecht' | Medium | Blue/Green | | | Unknown | Pale-Lavender | July into August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Blutenspiel' | Medium | Med-Green | | | Unknown | Light-Purple | August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Charon' | | | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Cream Puff' | | | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Dauergold' | Large | Yellow | | | Hybrid | | | Klose, Heinz | --NR-- |
| 'Donauwalzer' | | | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Doreen' | Small | Light-Green | | | Unknown | Light-Purple | July into August | Klose, Heinz & Ruh, Peter & Jean | .2009 |
| 'Elbe' | Medium | Blue/Green | | | Unknown | Near-White | July | Klose, Heinz | --NR-- |
| 'Freising' | Small | Light-Green | | | Hybrid | Near-White | | Mȕssel, Hermann, Klose, Heinz & Ruh, Peter | .2009 |
| 'Fruehlingsgold' | Small | Med-Green | Medial | Yellow | Unknown | | | Klose, Heinz & Ruh, Peter | .2009 |
| 'Fruehlingssonne' | Medium | Yellow | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Frutenspiel' | | | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Fulda' | Medium | Blue/Green | | | Unknown | Pale-Lavender | July into August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Fumiko' | Medium | Blue/Green | | | Unknown | Med-Lavender | July | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Glockenspiel' | Small | Med-Green | | | Unknown | Light-Purple | July | Klose, Heinz & Ruh, Peter & Jean | .2008 |
| 'Goldpfeil' | Medium | Yellow | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Goldrand' | | Med-Green | Marginal | Yellow | Unknown | | | Klose, Heinz | --NR-- |
| 'Goldzirkel' | Large | Blue/Green | Marginal | Yellow | Unknown | | | Klose, Heinz | --NR-- |
| 'Grünspecht | Medium | Dark-Green | | | Nat-Sport | Pale-Lavender | July | Klose, Heinz & Ruh, Peter | .2003 |
| 'Herkules' | Giant | Blue/Green | | | Unknown | Med-Lavender | July | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Irische See' | Medium | Blue/Green | | | Hybrid | Pale-Lavender | July | Klose, Heinz & Ruh, Peter | .1998 |
| 'Kassel' | | Med-Green | Medial | White | Unknown | | | Klose, Heinz | --NR-- |
| 'Kasseler Blue' | Medium | Blue/Green | | | Unknown | | | Klose, Heinz & Ruh, Peter & Jean | .2008 |
| 'Kasseler Gold' | Medium | Yellow | | | Hybrid | Pale-Lavender | June into July | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Konkubine' | Medium | Yellow | | | Unknown | Pale-Lavender | July | Klose, Heinz & Ruh, Peter & Jean | .2005 |
| 'Lahn' | Small | Blue/Green | | | Unknown | Pale-Lavender | August | Klose, Heinz & Ruh, Peter & Jean | .2005 |
| 'Liliput' | Small | Med-Green | | | Unknown | Med-Lavender | June into July | Klose, Heinz | --NR-- |
| 'Livonia' | Medium | Med-Green | | | Unknown | Deep-Purple | August | Klose, Heinz & Krossa, Gus & Ruh, Peter | .1998 |
| 'Memories' | Small | Med-Green | Streaked | Green | Hybrid | Light-Purple | August to September | Klose, Heinz & Ruh, Peter | .2002 .2018 |
| 'Mosel' | Medium | Med-Green | | | Unknown | Med-Lavender | | Klose, Heinz & Ruh, Peter & Jean | .2008 |
| 'Naomi' | Small | Dark-Green | | | Unknown | | July into August | Klose, Heinz & Ruh, Peter | .2006 |
| 'Nishiki Akikaze' | Medium | Med-Green | Marginal | White | Nat-Sport | Light-Purple | August | Klose, Heinz | --NR-- |
| 'Oder' | Medium | Blue/Green | | | Unknown | Med-Lavender | July into August | Klose, Heinz | --NR-- |
| 'Ogon Chirifu Hime' | Small | Med-Green | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Rhein' | Medium | Blue/Green | | | Unknown | Pale-Lavender | August | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Rosy' | Medium | Blue/Green | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Sapporo' | Large | Med-Green | | | Unknown | Light-Purple | July into August | Klose, Heinz | --NR-- |
| 'Schneekuppe' | Medium | Med-Green | | | Unknown | Pure-White | July into August | Klose, Heinz & Ruh, Peter | .2006 |
| 'Schneewittchen' | Small | Med-Green | Medial | White | Unknown | Light-Purple | August | Klose, Heinz | --NR-- |
| 'Schwarzer Ritter' | Small | Dark-Green | | | Unknown | Light-Purple | | Klose, Heinz & Ruh, Peter & Jean | .2008 |
| 'Silberpfeil' | Medium | Blue/Green | | | Unknown | Pale-Lavender | September | Klose, Heinz & Ruh, Peter & Jean | .1990 |
| 'Silverdale' | Medium | Blue/Green | | | Unknown | Near-White | August | Kaye, Reginald, Klose, Heinz & Ruh, Peter | .2003 |
| 'Tetra' | Medium | Dark-Green | | | Hybrid | | | Klose, Heinz | --NR-- |
| 'Tomoko' | Medium | Blue/Green | | | Unknown | Near-White | July | Klose, Heinz & Ruh, Peter | .2003 |
| 'Undulata Nana' | Small | Med-Green | | | Unknown | | | Klose, Heinz | --NR-- |
| 'Violetta' | Medium | Dark-Green | | | Hybrid | Med-Lavender | August | Klose, Heinz & Ruh, Peter | .2006 |
| 'Weihenstephan' | Small | Med-Green | | | Hybrid | Pure-White | August | Müssel, Hermann, Klose, Heinz & Ruh, Peter | .2003 |
| 'Weisse Glocke' | Large | Dark-Green | Medial | Yellow | Unknown | | | Klose, Heinz | --NR-- |
| 'Weser' | Medium | Blue/Green | | | Unknown | Med-Lavender | August to September | Klose, Heinz & Ruh, Peter & Jean | .2003 |
| 'Zitronenfalter' | Medium | Light-Green | | | Unknown | Pale-Lavender | July | Klose, Heinz & Ruh, Peter & Jean | .2003 |
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