| Cultivar Name | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Baby Blue' | Blue/Green | - | - | Unknown | Near-White | June into July | Benedict, Dr R. (Herb) & Kuenster, Rod | .2010 |
| 'Beauty Queen' | Blue/Green | - | - | Hybrid | - | August to September | Schmidt, Bevie | .2009 |
| 'Betty's Glory' | Med-Green | Medial | Yellow | Nat-Sport | Pure-White | June into July | Mitchell, J. | .2014 |
| 'Blackberry ala Mode' | Blue/Green | Marginal | Yellow | Nat-Sport | Near-White | June into July | Strandberg, Mark | --NR-- |
| 'Blue Ann Gold' | Yellow | - | - | Nat-Sport | Pale-Lavender | July into August | Unknown | --NR-- |
| 'Blue Beard' | Blue/Green | - | - | Unknown | Near-White | July into August | Benedict, Dr Ralph (Herb) | .1999 |
| 'Blue Blush' | Blue/Green | - | - | Unknown | Pale-Lavender | August | Smith, Eric & BHHS | .1988 |
| 'Blue Dwarf' | Blue/Green | - | - | Unknown | - | - | Benedict, Dr R. (Herb) | --NR-- |
| 'Blue Hearts' | Blue/Green | - | - | Unknown | Near-White | June into July | Benedict, Dr R. (Herb) & Kuenster, Rod | .2010 |
| 'Blue Ice' | Blue/Green | - | - | Hybrid | Pure-White | August | Benedict, Dr Ralph (Herb) | .1987 |
| 'Blue Max' | Blue/Green | - | - | Hybrid | Pure-White | July | Ruh, Peter | .1998 |
| 'Blueberries and Cream' | Blue/Green | - | - | Nat-Sport | Med-Lavender | August | Unknown | --NR-- |
| 'Bluer than Blue' | Blue/Green | - | - | Hybrid | Pure-White | June into July | Goodwin, Randy | .2013 |
| 'Borderline' | Med-Green | - | - | Unknown | - | August to September | Bastille, Jocelyne | --NR-- |
| 'Bounty' | Blue/Green | Medial | White | Nat-Sport | Med-Lavender | July into August | Van Eechaute, Danny | .2015 |
| 'Bulletproof' | Blue/Green | - | - | Nat-Sport | Pale-Lavender | July into August | Zilis, Mark | .2009 |
| 'Buster' | Yellow | - | - | TC Sport | Pale-Lavender | July into August | Zilis, Mark | .2009 |
| 'Buttercrunch' | Yellow | - | - | Unknown | - | - | Dean, Don | --NR-- |
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