| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'A Dog of Flanders' | Medium | Med-Green | | - | Hybrid | - | - | Philips, Hugo | .2010 |
| 'Abana' | Medium | Dark-Green | Medial | Yellow | Nat-Sport | - | July into August | Dupre, Dirk | .2010 |
| 'Abba Flower Mound' | Small | Med-Green | Medial | White | Unknown | - | - | Aden, Paul & Zilis, Mark | .2010 |
| 'Academy Faux Sedge' | Small | Med-Green | | - | Unknown | Light-Purple | July into August | Chamberlain, Steve | .2008 |
| 'Alakazaam' | Small | Light-Green | Marginal | Yellow | Hybrid | Med-Lavender | July into August | Livingston, Ron | .2008 |
| 'Allegan Peppermint' | Medium | Light-Green | | - | Unknown | - | - | Unknown | --NR-- |
| 'An Arrow for Easton' | Miniature | Med-Green | Marginal | White | Unknown | - | - | Goodwin, Randy | .2014 |
| 'Anna the Stripper' | Medium | Yellow | Streaked | Green | Unknown | - | July into August | Barger, Bill & Anna | .2016 |
| 'Aracus' | Small | Dark-Green | | - | Hybrid | Light-Purple | July | Goodwin, Randy | .2009 |
| 'Artrishia' | Small | Yellow | | - | Unknown | - | - | Livingston, Ron | --NR-- |
| 'Asahi Comet' | Miniature | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | September | Kato, Kiyoshi & Zumbar, Wm | .1984 |
| 'Astral Bliss' | Small | Blue/Green | | - | Hybrid | Pale-Lavender | July into August | Dean, Don | .2009 |
| 'Atomic Needle' | Medium | Med-Green | | - | Hybrid | Pale-Lavender | - | Livingston, Ron | --NR-- |
| 'August Fire' | Medium | Blue/Green | Marginal | White | TC Sport | Light-Purple | August to September | Bergeron, Amy & Walters Gardens | .2008 |
| 'Autumn Joy' | Large | Med-Green | | - | Unknown | - | August to September | Benedict, Dr R. (Herb) & Kuenster, Rod | .2010 |
| 'Azure Mediterranean' | Large | Med-Green | | - | Unknown | Pale-Lavender | July into August | Helsley, Calvin | .1999 |
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