| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
| 'Age of Aquarius' | Medium | Blue/Green | | | Hybrid | Near-White | July | .2011 |
| 'Aladdin's Lamp' | Medium | Light-Green | | | Unknown | Pale-Lavender | July | .1996 |
| 'Alice Gladden' | Large | Yellow | | | Hybrid | Near-White | June to July | .1998 |
| 'Alison' | Large | Yellow | | | Hybrid | Pale-Lavender | June to July | .2000 |
| 'Am I Blue' | Giant | Blue/Green | | | Hybrid | Near-White | June to July | .1998 |
| 'Amazing Grace' | Medium | Med-Green | Marginal | White | Hybrid | Near-White | June to July | .1999 |
| 'Arnold Black' | Large | Yellow | | | Hybrid | Pale-Lavender | June to July | .2004 |
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