| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Eagle' | Medium | Yellow | - | - | Hybrid | Light-Purple | July into August | Benedict, Dr Ralph (Herb) | --NR-- |
| 'Eagle Bay Prism' | Medium | Dark-Green | Medial | White | Hybrid | - | July | Lydell, Ransom | --NR-- |
| 'Eagle Lake Overlook' | Small | Blue/Green | Marginal | White | Unknown | Near-White | July into August | Goodwin, Randy | .2013 |
| 'Easter Sunday' | Medium | Light-Green | Marginal | Green | Unknown | | | Ruh, Peter | --NR-- |
| 'Ebony Towers' | Large | Dark-Green | - | - | Hybrid | Light-Purple | August to October | Dean, Don | .2005 |
| 'Eclipse of the Heart' | Large | Blue/Green | Marginal | Yellow | Unknown | | | Wols, Dan | --NR-- |
| 'Eel River' | Giant | Med-Green | - | - | Unknown | - | - | Wade, Van | --NR-- |
| 'Elbridge Gerry' | Large | Med-Green | Marginal | Yellow | Hybrid | - | June into July | Beilstein, Doug & Zilis, Mark | .2009 |
| 'Emerald Charger' | Large | Dark-Green | Medial | Yellow | Sport | Pale-Lavender | August to September | Zilis, Mark | .2010 |
| 'Emerald Paisley' | Medium | Dark-Green | - | - | Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2012 |
| 'Enchiladas' | Large | Dark-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Heemskerk, Gerardus | .2015 |
| 'Engler' | Large | Med-Green | | | Unknown | Pure-White | | Unknown | --NR-- |
| 'Enter the Dragon' | Medium | Blue/Green | Streaked | Yellow | Hybrid | | | Wols, Dan | --NR-- |
| 'Envy' | Medium | Blue/Green | Marginal | White | Hybrid | Med-Lavender | September to October | Beilstein, Doug & Beilstein, Mardy | .2013 |
| 'ET' | Medium | Blue/Green | | | Unknown | | | de Rooij, Piet | --NR-- |
| 'Explorer' | Large | Med-Green | Marginal | Green | Sport | Pale-Lavender | June into July | Trucks, Gary | --NR-- |
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