| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Bashful' (Wade) | - | - | - | - | Unknown | - | - | Wade, Van | --NR-- |
| 'Bearnasius' | Large | Blue/Green | - | - | Unknown | Light-Purple | July into August | Wade, Van | .2007 |
| 'Bellville' | Medium | Med-Green | Marginal | Yellow | Hybrid | Near-White | June into July | Wade, Van & Ward, Dr Dick & Ward, Jane | .2015 |
| 'Bellville Giant' | Giant | Blue/Green | - | - | Unknown | - | June into July | Wade, Van & Ward, Dr Dick & Ward, Jane | .2015 |
| 'Big and Blue' | Large | Blue/Green | - | - | Hybrid | Near-White | June into July | Wade, Van | .2000 |
| 'Big Blue' | Large | Blue/Green | - | - | Unknown | Near-White | June into July | Wade, Van | --NR-- |
| 'Big Hearted' (Wade) | Giant | Blue/Green | | - | Unknown | - | - | Wade, Van | --NR-- |
| 'Big Puk' | Large | Blue/Green | - | - | Hybrid | Near-White | July | Wade, Van | --NR-- |
| 'Birds of Happiness' | Large | Blue/Green | - | - | Hybrid | Pale-Lavender | July into August | Wade, Van | .1999 |
| 'Blue Wheels' | Large | Blue/Green | - | - | Sport | Near-White | June into July | Wade, Van | --NR-- |
| 'Bogaria' | Giant | Blue/Green | - | - | Unknown | - | - | Wade, Van | --NR-- |
| 'Bottom's Up' | Large | Med-Green | | | Unknown | Med-Lavender | | Wade, Van | --NR-- |
| 'Bravo All Green' | Medium | Med-Green | - | - | Sport | Near-White | July | Wade, Van | --NR-- |
| 'Brent' | Large | Med-Green | - | - | Unknown | Near-White | June into July | Wade, Van | --NR-- |
| 'Broken Hearted' | Medium | Blue/Green | - | - | Hybrid | Near-White | June into July | Wade, Van | .2007 |
| 'Brother Streaker' | Medium | Med-Green | - | - | Unknown | Light-Purple | July into August | Wade, Van | --NR-- |
| 'Brutus Buckeye' | Giant | Med-Green | - | - | Unknown | - | June into July | Wade, Van & Ward, Dr Dick & Ward, Jane | .2015 |
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