| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'A Blue Streak' | Large | Dark-Green | Streaked | Greenish Yellow | Hybrid | - | - | Elslager, Ed | .2001 |
| 'A Lady in Blue' | Medium | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Elslager, Ed | .2004 |
| 'Abba Blue Dreams' | Medium | Blue/Green | Marginal | White | Unknown | - | - | Aden, Paul | --NR-- |
| 'Abba Blue Flight' | Medium | Blue/Green | | - | Unknown | - | - | Aden, Paul | --NR-- |
| 'Abba Blue Jumbo' | Large | Blue/Green | Marginal | White | Unknown | - | - | Aden, Paul | --NR-- |
| 'Abba Blue Plus' | Large | Blue/Green | Marginal | White | Unknown | - | August to September | Aden, Paul | .1990 |
| 'Abba Blue Prayers' | Giant | Blue/Green | | - | Unknown | - | - | Aden, Paul | --NR-- |
| 'Abiqua Blue Crinkles' | Medium | Blue/Green | | - | Unknown | Near-White | June into July | Purtymun, Charles | .1999 |
| 'Abiqua Blue Edger' | Small | Blue/Green | | - | Unknown | Pale-Lavender | July | Purtymun, Charles | .1987 |
| 'Abiqua Blue Hearts' | Small | Blue/Green | | - | Unknown | Pure-White | June into July | Purtymun, Charles & Zilis, Mark | .2009 |
| 'Abiqua Blue Jay' | Medium | Blue/Green | | - | Unknown | Pale-Lavender | July into August | Purtymun, Charles | .1988 |
| 'Abiqua Blue Madonna' | Medium | Blue/Green | | - | Unknown | Pale-Lavender | July | Purtymun, Charles | .1988 |
| 'Abiqua Blue Princess' | - | - | | - | Unknown | - | - | Unknown | --NR-- |
| 'Abiqua Blue Shield' | Large | Blue/Green | | - | Unknown | Near-White | June into July | Purtymun, Charles | .1988 |
| 'Academy Blue Borealis' | Large | Blue/Green | | - | Unknown | - | - | Chamberlain, Steve | --NR-- |
| 'Academy Blue Funnel' | Large | Blue/Green | | - | Unknown | Pale-Lavender | June into July | Chamberlain, Steve | .2008 |
| 'Academy Blue Titan' | Large | Blue/Green | | - | Unknown | Pure-White | June | Chamberlain, Steve | .1999 |
| 'Academy Crated Blue' | Small | Blue/Green | | - | Unknown | - | - | Chamberlain, Steve | --NR-- |
| 'Academy Cratered Blue' | Giant | Blue/Green | | - | Unknown | Near-White | July | Chamberlain, Steve | --NR-- |
| 'Aldonna Blue Eyes' | Large | Blue/Green | | - | Unknown | - | - | Wade, Van | --NR-- |
| 'Alice Blue Gown' | Medium | Blue/Green | Streaked | Yellow | Hybrid | Light-Purple | July into August | Elslager, Ed | .2002 |
| 'Am I Blue' | Giant | Blue/Green | | - | Hybrid | Near-White | June into July | Ward, Dr Dick & Jane | .1998 |
| 'American Blue Guardian' | Large | Blue/Green | Medial | White | Nat-Sport | Near-White | July | Wade, Van | --NR-- |
| 'American Blue Hearts' | Large | Blue/Green | | - | Unknown | Near-White | June into July | Wade, Van | --NR-- |
| 'American Blue Masterpiece' | Giant | Blue/Green | | - | Unknown | Near-White | - | Wade, Van | --NR-- |
| 'American Blue Wrinkles' | Giant | Blue/Green | | - | Unknown | - | - | Wade, Van | --NR-- |
| 'American Majestic Blue' | Large | Blue/Green | | - | Unknown | Near-White | - | Wade, Van | --NR-- |
| 'Amethyst Blue' | Medium | Blue/Green | | - | Hybrid | Deep-Purple | June into July | Seaver, Charles | .1996 |
| 'Aspen Blue' | Medium | Blue/Green | | - | Nat-Sport | Near-White | June into July | Hawes, James | --NR-- |
| 'Atomic Elvis Blue' | Medium | Blue/Green | | - | Hybrid | Light-Purple | August | Livingston, Ron | --NR-- |
| 'August Blue' | - | Blue/Green | | - | Unknown | - | - | Unknown | --NR-- |
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