| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'C'est Magnifique' | Large | Dark-Green | Marginal | Yellow | Hybrid | Med-Lavender | July into August | Goodenough, Rick & Gilligan, Madelon | .2017 |
| 'Eagle Lake Overlook' | Small | Blue/Green | Marginal | White | Unknown | Near-White | July into August | Goodwin, Randy | .2013 |
| 'Earth, Wind, and Fire' | Large | Med-Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Elslager, Ed | .2003 |
| 'Earthshine' | Large | Light-Green | | - | Nat-Sport | Pale-Lavender | June into July | Crockett, Clyde | --NR-- |
| 'Eclipse' | Giant | Blue/Green | Marginal | Yellow | Nat-Sport | Near-White | June into July | Dean, Don | .2010 |
| 'Eco Mirror' | Medium | Dark-Green | | - | Nat-Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2014 |
| 'Eden's Ruff and Tuff' | Giant | Blue/Green | | - | Unknown | - | July into August | Sully, Marcia | .2014 |
| 'Edward Elslager' | Medium | Med-Green | Marginal | White | Hybrid | Pale-Lavender | June into July | Wade, Van | .2011 |
| 'El Dorado' | Large | Blue/Green | | - | Hybrid | Pale-Lavender | July | Seaver, Mildred & Walek, Kevin | .2009 |
| 'Electric Blue' | Large | Blue/Green | | - | Hybrid | - | June into July | Zilis, Mark | .2009 |
| 'Elizabeth Ingolfsrud' | Large | Med-Green | Marginal | Yellow | Hybrid | Pale-Lavender | August | Bisschop, Lynn | .2011 |
| 'Emerald Elf' | Small | Light-Green | | - | Unknown | - | - | Goodwin, Randy | .2013 |
| 'Emerald Forest' | Giant | Med-Green | | - | Unknown | - | - | Hanson, Curt | --NR-- |
| 'Emerald Paisley' | Medium | Dark-Green | | - | Nat-Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2012 |
| 'Ephemeral Lace' | Medium | Blue/Green | Marginal | White | Nat-Sport | - | June into July | Ruff, Doug | .2016 |
| 'Eric' | Large | Med-Green | | - | Unknown | - | August to September | Schwarz, Jim | .2015 |
| 'Evening Shadows' | Medium | Blue/Green | | - | Hybrid | Med-Lavender | July into August | Schwarz, Jim & Zillis, Mark | .2012 |
| 'Excellent Candy' | Large | Dark-Green | Marginal | Yellow | Hybrid | - | - | van den Top, Jan | --NR-- |
| 'Eye of the Tiger' | Large | Dark-Green | Medial | White | Nat-Sport | Pale-Lavender | July into August | Meyer, Gerry & Jean | .2018 |
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