| Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
| 'Sabrina's Smile' | Medium | Med-Green | Marginal | Yellow | Hybrid | - | July into August | Donsky, George | .2009 |
| 'Sam-Tina Gold' | Medium | Light-Green | - | - | Nat-Sport | - | - | Orlando, John | .1998 |
| 'Sand Storm' | Large | Dark-Green | Medial | Yellow | Hybrid | - | - | Beilstein, Doug & Mardy | .2013 |
| 'Sharon's Choice' | Small | Med-Green | Streaked | Yellow | Hybrid | - | July into August | Hicks, Gerry | .2014 |
| 'Shimmer' | Small | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | August | Dean, Don | .2018 |
| 'Sienna Susan' | Large | Light-Green | Marginal | White | Nat-Sport | Med-Lavender | June into July | Walker, O. & Potts, C. | .2019 |
| 'Smiling Mouse' | Small | Blue/Green | Marginal | Yellow | Nat-Sport | Med-Lavender | July | van den Top, Jan | --NR-- |
| 'Sooner' | Large | Med-Green | Marginal | Yellow | Unknown | - | - | Benedict, Dr R. (Herb) | --NR-- |
| 'Star Light Star Bright' | Medium | Med-Green | Marginal | Yellow | Hybrid | - | - | Terpening, Kent | --NR-- |
| 'Stars and Stripes' | Medium | Dark-Green | Streaked | White | Hybrid | Pale-Lavender | June into July | Simmering, Ron | .2000 |
| 'Sugar and Spice' | Large | Dark-Green | Marginal | Yellow | TC Sport | Pale-Lavender | August | Zilis, Mark | .2003 |
| 'Sultans of Swing' | Medium | Blue/Green | Marginal | Yellow | Hybrid | - | - | Philips, Hugo | --NR-- |
| 'Summer in Georgia' | Large | Blue/Green | Marginal | Yellow | Unknown | Med-Lavender | August | Anderson, Jim | --NR-- |
| 'Swan Song' | Miniature | Dark-Green | Medial | White | Unknown | Med-Lavender | July | Goodwin, Randy | .2019 |
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