| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'A Big Splash' | Large | Blue/Green | Streaked | Yellow | Hybrid | Pale-Lavender | July | Elslager, Ed | .2004 |
| 'A Blue Streak' | Large | Dark-Green | Streaked | Greenish Yellow | Hybrid | - | - | Elslager, Ed | .2001 |
| 'A Burgh Thing' | Large | Blue/Green | - | - | Unknown | - | June into July | Danik, Robert & Danik, K. | .2009 |
| 'A Dash of Lemon' | Medium | Light-Green | Marginal | Yellow | Unknown | Pale-Lavender | June into July | Walker, O. & Potts, C. | .2020 |
| 'A Passion For Purple' | Medium | Med-Green | - | - | Unknown | Deep-Purple | - | Lysne, Rod | .2019 |
| 'A Step Beyond' | Large | Blue/Green | Marginal | Yellow | Sport | Pale-Lavender | July | Lysne, Rod | .2019 |
| 'A Very Good Boy' | Giant | Blue/Green | Marginal | White | Hybrid | Near-White | June into July | Elslager, Ed | .2005 |
| 'Abba High Bidder' | Medium | Med-Green | Medial | Yellow | Unknown | - | - | Aden, Paul | --NR-- |
| 'Abba Little Showoff' | Miniature | Med-Green | Marginal | Yellow | Unknown | Pale-Lavender | July | Aden, Paul | .1990 |
| 'Abba Soul Mate' | Small | Blue/Green | Medial | Blue-Green | Unknown | - | July into August | Aden, Paul & Zilis, Mark | .2010 |
| 'Abba Spellbinder' | Large | Blue/Green | Marginal | Chartreuse | Unknown | Pure-White | July | Aden, Paul | .1990 |
| 'Academy Fickle Fellow' | Medium | Med-Green | Streaked | White | Hybrid | Near-White | June into July | Chamberlain, Steve | .2011 |
| 'Ace of Spades' (Lunsford) | Medium | Dark-Green | - | - | Hybrid | Pale-Lavender | June | Lunsford, Ernest Jr. | .1993 |
| 'Adrenaline Rush' | Medium | Blue/Green | Streaked | Yellow | Unknown | - | - | Ramsey, Reldon | --NR-- |
| 'Advance to Go' | Medium | Med-Green | Streaked | White | Hybrid | - | - | Malloy, Alex | --NR-- |
| 'All Aflutter' (Dean) | Medium | Blue/Green | Marginal | Yellow | Hybrid | Med-Lavender | July into August | Dean, Don | .2019 |
| 'All Aflutter' (Stegeman) | Large | Dark-Green | Streaked | White | Unknown | Med-Lavender | - | Stegeman, Bev & Stegeman, Dave | --NR-- |
| 'All Jazzed Up' | Medium | Med-Green | Streaked | Yellow | Sport | Near-White | July into August | Powell, Loleta | .2000 |
| 'All Rise' | Large | Blue/Green | Medial | Yellow | Unknown | - | - | Serafin, Viktoria | --NR-- |
| 'All This and Heaven Too' | Giant | Dark-Green | Streaked | Yellow | Hybrid | Pale-Lavender | July | Elslager, Ed | .2003 |
| 'Allo, Allo, Allo' | Medium | Med-Green | - | - | Hybrid | Med-Lavender | July into August | Scheer, Alttara & Gilligan, Madelon | .2017 |
| 'Almost Paradise' | Small | Med-Green | Streaked | Yellow | Nat-Sport | | September to October | Fransen, Marco & Fransen, Joyce | --NR-- |
| 'Almost Unreal' | Small | Med-Green | | | Unknown | | | Van Eechaute, Danny | --NR-- |
| 'Alphabet Soup' | Large | Light-Green | - | - | Hybrid | Near-White | June into July | Gilligan, Madelon | .2013 |
| 'Alter Ego' | Large | Yellow | - | - | Hybrid | - | July | Livingston, Ron | --NR-- |
| 'Always and Forever' | Medium | Dark-Green | Marginal | White | Unknown | Near-White | June into July | Goodwin, Randy | .2017 |
| 'Am I Blue' | Giant | Blue/Green | - | - | Hybrid | Near-White | June into July | Ward, Dr Dick & Ward, Jane | .1998 |
| 'Amazing Love' | | | Streaked | | Unknown | | | Unknown | --NR-- |
| 'American Dream' | Medium | Med-Green | Marginal | White | Sport | Pale-Lavender | July into August | Wade, Van | .1999 |
| 'An Old Smoothie' | Medium | Med-Green | Streaked | Speckles | Hybrid | Pale-Lavender | July into August | Elslager, Ed | .2003 |
| 'As You Like It' | Medium | Light-Green | - | - | Hybrid | - | - | Lysne, Rod | .2019 |
| 'Asian Small Talk' | Small | Dark-Green | Streaked | Yellow | Unknown | | | Souvagie, Renaat | --NR-- |
| 'Asian Small Town Hero' | Medium | Med-Green | Marginal | Yellow | Unknown | | | Souvagie, Renaat | --NR-- |
| 'At the Ritz' | Large | Med-Green | Streaked | Yellow | Unknown | Pale-Lavender | July | Janssen, Bill | --NR-- |
| 'Aunt Polly's Paddle' | Large | Med-Green | Marginal | White | Hybrid | Pale-Lavender | June into July | McDonell, Harold | .2021 |
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