| No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Badger Red' | - | Unknown | | - | Hybrid | Unknown | - | Moore, Jeff | --NR-- |
|
2
| 'Clown College' | Large | Blue/Green | Streaked | Yellow | Unknown | Unknown | - | Wols, Dan | --NR-- |
|
3
| 'College' | Large | Blue/Green | | - | Unknown | Unknown | - | Fransen, Marco | --NR-- |
|
4
| 'Dean's List' | - | Unknown | | - | Hybrid | Unknown | - | Asch, Stuart | --NR-- |
|
5
| 'Frog School' | Small | Med-Green | | - | Sport | Near-White | June into July | Malloy, Alex | --NR-- |
|
6
| 'High School Colors' | Medium | Med-Green | Marginal | Yellow | Hybrid | Pale-Lavender | June into July | Nyikos, Frank | .2019 |
|
7
| 'Holmen Class of '59' | Medium | Light-Green | | - | Unknown | Med-Lavender | July into August | Kwick, Charles | .2017 |
|
8
| 'Hosta College' | Small | Blue/Green | | - | Unknown | Unknown | - | Unknown | --NR-- |
|
9
| 'Ivory Tower' | Giant | Yellow | | - | Hybrid | Near-White | June into July | Ward, Dr Dick & Ward, Jane | .1996 |
|
10
| 'King's Mentor' | Medium | Dark-Green | Marginal | Yellow | Unknown | Unknown | - | King, Herb | --NR-- |
|
11
| 'Magna Cum Laude' | | - | | - | Duplicate | - | | Duplicate Name | --NR-- |
|
12
| 'Mouse Party' | Small | Dark-Green | Streaked | Yellow | Sport | Light-Purple | July | Van Eechaute, Danny | --NR-- |
|
13
| 'Pomp and Circumstance' | Giant | Light-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Meyer, Bill | --NR-- |
|
14
| 'Principal's List' | Large | Blue/Green | Streaked | White | Hybrid | Unknown | July into August | Asch, Stuart | .2003 |
|
15
| 'Project Blue Book' | - | Unknown | Streaked | Unknown | Unknown | Unknown | - | Koza, Carole | --NR-- |
|
16
| 'School Bus' | Medium | Yellow | | - | Unknown | Unknown | - | Janssen, Bill | --NR-- |
|
17
| 'School Mouse' | Small | Blue/Green | Marginal | Yellow | TC Sport | Light-Purple | July | Hansen, Hans & Walters Gardens | --NR-- |
|
18
| 'Skipping School' | Medium | Dark-Green | | - | Unknown | Med-Lavender | July into August | Kwick, Charles | .2017 |
|
19
| 'Sparta Class of '59' | Small | Yellow | | - | Hybrid | Pale-Lavender | July into August | Kwick, Charles | .2019 |
|
20
| 'Spring Break' | Medium | Light-Green | Marginal | White | Hybrid | Pale-Lavender | July into August | Asch, Stuart | .2000 |
|
21
| 'Tasce' | Medium | Blue/Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
22
| 'Teacher's Pet' | Medium | Blue/Green | Marginal | White | Hybrid | Near-White | June into July | Asch, Stuart | .2000 |
|
23
| 'Teacher's Pride' | Medium | Blue/Green | Medial | White | Sport | Med-Lavender | July | Fransen, Marco & Fransen, Joyce & van Rossum, Jannes | --NR-- |
|