| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Season | Source | Registered |
| 'Abba Blue Plus' | Large | Blue/Green | Marginal | White | Unknown | August to September | Aden, Paul | .1990 |
| 'Academy Bonfire Glade' | Medium | Med-Green | | - | Hybrid | August to September | Chamberlain, Steve | .2003 |
| 'Academy Fangorn Forest' | Large | Med-Green | | - | Hybrid | August to September | Chamberlain, Steve | .2003 |
| 'Academy Galadriel' | Medium | Yellow | | - | Hybrid | August to September | Chamberlain, Steve | .2000 |
| 'Academy Verdant Spades' | Small | Med-Green | | - | Hybrid | August to September | Chamberlain, Steve | .2003 |
| 'Acid Art' | Small | Blue/Green | Streaked | Yellow | Nat-Sport | August to September | Van Eechaute, Danny | --NR-- |
| 'Adorable' | Medium | Light-Green | Marginal | Dark Green | Nat-Sport | August to September | Van Hoorn, James | --NR-- |
| 'Aichi' | Medium | Dark-Green | | - | Nat-Sport | August to September | Unknown | --NR-- |
| 'Akane' | Medium | Dark-Green | | - | Unknown | August to September | Watanabe, Kenji & Hawes, James & Ruh, Peter & Jean | .2010 |
| 'Alcebana Kukurin' | Miniature | Med-Green | Marginal | White | Unknown | August to September | Unknown | --NR-- |
| 'Alinghi' | Large | Blue/Green | | - | Hybrid | August to September | Hirsbrunner, Liselotte | .2003 .2018 |
| 'Aloha' | Medium | Dark-Green | Marginal | Yellow | Nat-Sport | August to September | Zilis, Mark & Schwarz, Jim | .2015 |
| 'American Bikini' | Miniature | Light-Green | Streaked | White | Nat-Sport | August to September | Wade, Van | --NR-- |
| 'American Weenie Bikini' | Miniature | Light-Green | Streaked | Yellow | Nat-Sport | August to September | Wade, Van | --NR-- |
| 'Angie's Dimples' | Large | Dark-Green | | - | Nat-Sport | August to September | Milbradt, Marc | .2009 |
| 'Ani Machi' | Medium | Med-Green | Medial | Greenish White | Unknown | August to September | Ruh, Peter & Jean | .2002 .2018 |
| 'Anna Lindh' | Medium | Light-Green | Medial | White | Unknown | August to September | Kósa, Lehel | .2005 |
| 'Aomori Gold Star' | Medium | Yellow | Marginal | Green | Nat-Sport | August to September | Muroya, Kimio & Zilis, Mark | .2009 |
| 'Applegate' | Medium | Med-Green | Medial | White | Nat-Sport | August to September | Summers, Alex | --NR-- |
| 'Arctic Sunset' | Medium | Light-Green | Streaked | Yellow | Nat-Sport | August to September | Ruh, Peter & Jean | .2005 |
| 'Aroma of Arbutus' | Medium | Light-Green | | - | Unknown | August to September | Kwick, Charles | .2016 .2018 |
| 'At Attention' | Medium | Light-Green | | - | Unknown | August to September | Benedict, Dr R. (Herb) & Kuenster, Rod | .2010 |
| 'August Fire' | Medium | Blue/Green | Marginal | White | TC Sport | August to September | Bergeron, Amy & Walters Gardens | .2008 |
| 'Autumn Bouquet' | Medium | Dark-Green | | - | Unknown | August to September | Unknown | --NR-- |
| 'Autumn Joy' | Large | Med-Green | | - | Unknown | August to September | Benedict, Dr R. (Herb) & Kuenster, Rod | .2010 |
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