| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Abba Nova' | Small | Dark-Green | Marginal | White | Unknown | - | - | Aden, Paul | .1990 |
| 'Abba Satellite' | Medium | Dark-Green | Marginal | Yellow | Unknown | - | - | Aden, Paul | --NR-- |
| 'Abiqua Big Sky' | Giant | Blue/Green | - | - | Unknown | - | June into July | Purtymun, Charles & Ruh, Peter | .2008 |
| 'Abiqua Gold Star' | Large | Light-Green | - | - | Unknown | Near-White | - | Purtymun, Charles | --NR-- |
| 'Abiqua Moonbeam' | Medium | Blue/Green | Marginal | Greenish White | Sport | Pale-Lavender | July into August | Purtymun, Charles | .1987 |
| 'Abiqua Zodiac' | Large | Yellow | - | - | Unknown | Light-Purple | July into August | Purtymun, Charles | .1988 |
| 'Academy Blue Borealis' | Large | Blue/Green | - | - | Unknown | - | - | Chamberlain, Steve | --NR-- |
| 'Academy Dark Space' | Medium | Blue/Green | - | - | Sport | Med-Lavender | July into August | Chamberlain, Steve | .2015 |
| 'Afterglow' (Livingston) | Large | Dark-Green | Marginal | Yellow | Hybrid | - | - | Livingston, Ron | --NR-- |
| 'Afterglow' (Walters) | Large | Dark-Green | Marginal | Yellow | TC Sport | Pale-Lavender | June into July | Lichacz, Susan & Walters Gardens | .2012 |
| 'Allegheny Moon' | Medium | Med-Green | - | - | Hybrid | - | - | Malloy, Alex | --NR-- |
| 'American Galaxy' | Medium | Dark-Green | Streaked | Speckles | Hybrid | Pale-Lavender | July | Wade, Van | --NR-- |
| 'American Starburst' | Small | Med-Green | Marginal | White | Sport | Med-Lavender | August | Wade, Van | --NR-- |
| 'Amethyst Star' | Medium | Dark-Green | - | - | Hybrid | Deep-Purple | - | Spence, Jim | --NR-- |
| 'Andromeda' | Small | Med-Green | Streaked | White | Hybrid | Near-White | June into July | Godfrey-Smith, Digs | .2015 |
| 'Apollo' (Syre-Herz) | Large | Yellow | - | - | Hybrid | Light-Purple | July | Syre-Herz, Ursula | --NR-- |
| 'Aquarius' | Medium | Light-Green | - | - | Hybrid | Med-Lavender | July | Husemann, Jim | .2009 |
| 'Asahi Star' | Small | Green | Medial | Yellow | Sport | Light-Purple | September to October | Unknown | --NR-- |
| 'Astral Bliss' | Small | Blue/Green | - | - | Hybrid | Pale-Lavender | July into August | Dean, Don | .2009 |
| 'August Moon' | Large | Yellow | - | - | Hybrid | Pale-Lavender | July into August | Langfelder, Richard & Ruh, Peter | .1996 |
| 'Aurora Borealis' | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Rudolph, Thelma & Walters Gardens | .1986 |
| 'Aurora's Glow' | Medium | Med-Green | Marginal | Green | Sport | Med-Lavender | July into August | McHugh, Ed | .2012 |
| 'Autumn Moon' | Large | Yellow | - | - | Unknown | Pale-Lavender | July | Unknown | --NR-- |
|