| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'A Very Good Boy' | Giant | Blue/Green | Marginal | White | Hybrid | Near-White | June into July | Elslager, Ed | .2005 |
| 'Aachen' | Medium | Blue/Green | - | - | Hybrid | - | June into July | Malloy, Alex | .2005 |
| 'Academy Ametrine' | Large | Yellow | - | - | Hybrid | Light-Purple | June into July | Chamberlain, Steve | .2005 |
| 'Academy Chetwood' | Medium | Med-Green | - | - | Hybrid | Med-Lavender | July into August | Chamberlain, Steve | .2005 |
| 'Academy Grass Clippings' | Small | Green | Streaked | Green | Hybrid | Pale-Lavender | July | Chamberlain, Steve | .2005 |
| 'Academy Kakistocracy' | Medium | Blue/Green | Marginal | Green | Hybrid | Near-White | June into July | Chamberlain, Steve | .2005 |
| 'Academy Rivendell' | Large | Med-Green | - | - | Hybrid | Med-Lavender | July into August | Chamberlain, Steve | .2005 |
| 'Aesop' | Miniature | Med-Green | Marginal | White | Hybrid | Light-Purple | July | Beilstein, Doug & Malloy, Alex | .2005 |
| 'Alexizz Madison' | Small | Blue/Green | Marginal | White | Nat-Sport | Light-Purple | July | Xavier-Sakr, Suzzane | .2005 |
| 'All Star' (Aiello) | Medium | Med-Green | Streaked | Yellow | Nat-Sport | Pale-Lavender | June into July | Aiello, D. | .2005 |
| 'Allegheny River' | Medium | Med-Green | - | - | Hybrid | Pure-White | August | Malloy, Alex | .2005 |
| 'Almost' | Medium | Green | - | - | Hybrid | Light-Purple | August to October | Wrede, Arthur | .2005 |
| 'American Idol' | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | August | Goodwin, Randy | .2005 |
| 'American Misty' | Large | Blue/Green | Medial | Greenish White | Nat-Sport | Near-White | July into August | Wade, Van | .2005 |
| 'Angel Harp Strings' | Large | Blue/Green | Streaked | Yellow | Nat-Sport | Near-White | June into July | Elslager, Ed | .2005 |
| 'Anna Boynton' | Medium | Med-Green | Medial | Yellow | Hybrid | Near-White | July | Heinke, Gretchen | .2005 |
| 'Anna Lindh' | Medium | Light-Green | Medial | White | Unknown | Med-Lavender | August to September | Kósa, Lehel | .2005 |
| 'Anne' | Medium | Med-Green | Marginal | Creamy Yellow | Nat-Sport | Pale-Lavender | June into July | Heemskerk, Gerardus | .2005 |
| 'Arctic Sunset' | Medium | Light-Green | Streaked | Yellow | Nat-Sport | Med-Lavender | August to September | Ruh, Peter & Jean | .2005 |
| 'Arkansas Lad' | Giant | Med-Green | Marginal | White | Hybrid | Near-White | June into July | Metzger, C.D. | .2005 |
| 'Athena' | Medium | Med-Green | Streaked | White | TC Sport | Pure-White | August | Hird, Bob | .2005 |
| 'Avery Angel' | Medium | Yellow | Marginal | White | Unknown | Pure-White | July into August | Tiffany, Barbara | .2005 |
| 'Awakening Angel' | Medium | Blue/Green | - | - | Hybrid | Light-Purple | July into August | Nyikos, Frank | .2005 |
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