| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Bachelor Party' | Medium | Med-Green | Marginal | White | Nat-Sport | Deep-Purple | July | Zilis, Mark & Schwarz, Jim | .2011 |
| 'Ballroom Bubbles' | Large | Blue/Green | - | - | Hybrid | - | July into August | Schmidt, Bevie | .2009 |
| 'Bashful Polly' | Medium | Yellow | Streaked | Green | Hybrid | Near-White | June into July | Benedict, Dr R. (Herb) & Kuenster, Rod | .2010 |
| 'Becca' | Medium | Yellow | - | - | Hybrid | Near-White | June into July | Kwick, Charles | .2017 |
| 'Bellville Giant' | Giant | Blue/Green | - | - | Unknown | - | June into July | Wade, Van & Ward, Dr Dick & Jane | .2015 |
| 'Bellville Magic' | Large | Dark-Green | - | - | Hybrid | Pale-Lavender | June into July | Ward, Dr Dick & Jane | .2015 |
| 'Beryl Black' | Medium | Med-Green | - | - | Hybrid | Light-Purple | July into August | Hicks, Gerry | .2011 |
| 'Best Friend' | Small | Blue/Green | | | Hybrid | | | Dean, Don & Poos, D. | .2020 |
| 'Big Deal' | Large | Med-Green | - | - | Unknown | - | June into July | Ward, Dr Dick & Jane | .2015 |
| 'Big Point' | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | June into July | Powell, Loleta | .2013 |
| 'Bill Meyer' | Medium | Blue/Green | - | - | Unknown | - | - | Freeman, Franc | .2011 |
| 'Birchwood Parky's Gold' | Medium | Yellow | - | - | Hybrid | Pale-Lavender | July | Shaw, Florence | .1986 |
| 'Black Forest' (Tompkins) | Large | Dark-Green | - | - | Unknown | Med-Lavender | - | Tompkins, Chet & Ruh, Peter | .2005 |
| 'Blue Happiness' | Medium | Blue/Green | - | - | Unknown | Near-White | July into August | Aden, Paul | --NR-- |
| 'Blue Magic' | Small | Blue/Green | Streaked | Yellow | Nat-Sport | Pale-Lavender | July into August | Ford, Richard & Mary | .2013 |
| 'Bluestone' | Large | Blue/Green | - | - | Hybrid | Med-Lavender | June into July | Ruh, Jean | .2010 |
| 'Body and Soul' | Large | Med-Green | Marginal | White | Hybrid | Pale-Lavender | July | Ward, Dr Dick & Jane | .2014 |
| 'Bohemia Quill Bill' | Medium | Med-Green | - | - | Hybrid | Med-Lavender | July into August | Mirka, Vladimir | .2017 |
| 'Bossy Pants' | Small | Med-Green | Streaked | Yellow | Unknown | - | July into August | Freeman, Franc | .2012 |
| 'Bouquet' | Medium | Med-Green | - | - | Hybrid | Med-Lavender | July | Moldovan, Steve & Walek, Kevin | .2009 |
| 'Branching Out' | Medium | Dark-Green | - | - | Hybrid | Near-White | July into September | Avent, Tony | .2012 |
| 'Brash and Sassy' | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Pure-White | June into July | Trucks, Gary | --NR-- |
| 'Bridegroom' | Medium | Med-Green | - | - | Hybrid | Deep-Purple | July | Benedict, Dr R. (Herb) & Gowen, Hideko | .1990 |
| 'Brocade' | Small | Yellow | - | - | Hybrid | Near-White | September | Goodwin, Randy | .2013 |
| 'Brodie's Bonanza' | Small | Light-Green | - | - | Hybrid | Pale-Lavender | September | Goodwin, Randy | .2013 |
| 'Burgundy Bermudas' | Medium | Light-Green | - | - | Hybrid | Light-Purple | August to September | Goodwin, Randy | .2013 |
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