| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Saginaw' | Small | Light-Green | | - | Unknown | Med-Lavender | June into July | Krossa, Gus & Ruh, Peter & Ruh, Jean | .2009 .2018 |
|
2
| 'Sauk' | Large | Med-Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
3
| 'Seminoles' | Large | Blue/Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
4
| 'Seneca' (Tobey) | Medium | Light-Green | Marginal | Green | Unknown | Pale-Lavender | July | Tobey, Marion & Chamberlain, Steve | .2000 |
|
5
| 'Seneca' (Wade) | Medium | Light-Green | Marginal | Green | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
6
| 'Shawmut' | Medium | Blue/Green | Marginal | Yellow | Sport | Pale-Lavender | July | Malloy, Alex | .1999 |
|
7
| 'Shawnee' | Large | Med-Green | | - | Unknown | Near-White | July | Wade, Van | --NR-- |
|
8
| 'Shawnee Gold' | Medium | Light-Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
9
| 'Shawnee Moon' | Large | Light-Green | | - | Sport | Near-White | June | Wade, Van | --NR-- |
|
10
| 'Shoshone' | Small | Yellow | Marginal | White | Unknown | Unknown | - | Goodwin, Randy | --NR-- |
|
11
| 'Shoshonean' | Giant | Med-Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
12
| 'Silver Arrow' | | - | | - | Duplicate | - | | Duplicate Name | --NR-- |
|
13
| 'Sioux' | Medium | Blue/Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
14
| 'Sioux City' | | - | | - | Duplicate | - | | Duplicate Name | --NR-- |
|
15
| 'Skookumchuck' | Large | Blue/Green | | - | Unknown | Near-White | June | Duback, Robyn | .1998 |
|
16
| 'Smoke Signals' | Large | Blue/Green | | - | Hybrid | Pale-Lavender | July into August | Stegeman, Bev & Stegeman, Dave | .2008 |
|
17
| 'Spartan Arrow' | Small | Med-Green | | - | Hybrid | Light-Purple | July | Goodwin, Randy | .2000 |
|
18
| 'Susquehanna' | Large | Blue/Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
19
| 'Susquehanna River' | Small | Med-Green | Marginal | White | Hybrid | Unknown | - | Beilstein, Doug & Malloy, Alex | --NR-- |
|