| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Abba Dabba Do' | Large | Dark-Green | Marginal | Greenish White | Nat-Sport | Pale-Lavender | July into August | Avent, Tony | .1998 |
| 'Abba Nova' | Small | Dark-Green | Marginal | White | Unknown | - | - | Aden, Paul | .1990 |
| 'Abba Showtime' | Medium | Med-Green | Marginal | Creamy White | Hybrid | Pure-White | July into August | Aden, Paul | --NR-- |
| 'Alan Titmarsh' | Large | Med-Green | Medial | Yellow | Nat-Sport | Pale-Lavender | July into August | Ford, Richard & Mary | .2006 |
| 'Allo, Allo, Allo' | Medium | Med-Green | - | - | Hybrid | Med-Lavender | July into August | Scheer, Alttara & Gilligan, Madelon | .2017 |
| 'American Gladiator' | Large | Blue/Green | Marginal | Yellow | Hybrid | Near-White | June into July | Hansen, Hans | .2007 |
| 'American Idol' | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | August | Goodwin, Randy | .2005 |
| 'American Royalty' | Medium | Med-Green | Medial | White | Unknown | - | - | Goodwin, Randy | --NR-- |
| 'Andorian' | Small | Blue/Green | - | - | Unknown | Med-Lavender | - | Dupre, Dirk | .2009 |
| 'Angel Falls' | Large | Dark-Green | Medial | Chartreuse | Nat-Sport | - | - | Hansen, Hans & Walters Gardens | --NR-- |
| 'Aunt Bea' | Large | Med-Green | - | - | Unknown | - | - | Tompkins, Cynthia | --NR-- |
| 'Aunt Bea' | Small | Med-Green | Streaked | Speckles | Hybrid | Pale-Lavender | July | Kuenster, Rod | .2007 |
|