| No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Blackhawk Creek' | - | - | - | - | Hybrid | - | - | Moore, Jeff | --NR-- |
|
2
| 'Cedar River' | Large | Dark-Green | - | - | Unknown | - | - | Malloy, Alex | --NR-- |
|
3
| 'Colesburg Blue' | Medium | Blue/Green | - | - | Hybrid | Pale-Lavender | June | Hackbarth, Robert | .2004 |
|
4
| 'Colesburg Crocodile' | Large | Med-Green | - | - | Unknown | - | - | Hackbarth, Robert | --NR-- |
|
5
| 'Colesburg Danielle Marie' | - | - | - | - | Unknown | - | - | Hackbarth, Robert | --NR-- |
|
6
| 'Colesburg Frogger' | Large | Med-Green | - | - | Unknown | - | - | Hackbarth, Robert | --NR-- |
|
7
| 'Colesburg Julia Lynn' | Large | Med-Green | Streaked | Yellow | Unknown | - | - | Hackbarth, Robert | --NR-- |
|
8
| 'Colesburg Loren Zilke' | - | - | - | - | Unknown | - | - | Hackbarth, Robert | --NR-- |
|
9
| 'Colesburg Loren's Edge' | - | - | - | - | Sport | - | - | Hackbarth, Robert | --NR-- |
|
10
| 'Colesburg Sonny Boy' | Large | Dark-Green | Medial | Yellow | Sport | Pale-Lavender | July into August | Hackbarth, Robert | .2015 |
|
11
| 'Colesburg Tyler John' | Medium | Med-Green | Streaked | White | Unknown | Light-Purple | July | Hackbarth, Robert | --NR-- |
|
12
| 'Colesburg Wiggles' | Medium | Med-Green | Marginal | Yellow | Unknown | Light-Purple | July into August | Hackbarth, Robert | .2015 |
|
13
| 'Dubuque Blues' | Large | Blue/Green | - | - | TC Sport | Near-White | June into July | Schwarz, Jim | --NR-- |
|
14
| 'Dubuque Star' | Medium | Yellow | - | - | Hybrid | - | - | Husemann, Jim | --NR-- |
|
15
| 'Dubuque Sweet Standard' | Large | Med-Green | Medial | Speckles | TC Sport | Pale-Lavender | August to September | Zilis, Mark | --NR-- |
|
16
| 'Dubuque University Spartans' | Medium | Blue/Green | - | - | Unknown | - | June into July | Freeman, Franc | .2011 |
|
17
| 'Goat Hollow' | Large | Dark-Green | Streaked | Yellow | Hybrid | - | June into July | Kuenster, Rod | .2010 |
|
18
| 'Holstein' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
19
| 'Iowa City Lights' | Medium | Med-Green | Streaked | Yellow | Unknown | - | - | Moore, Jeff | --NR-- |
|
20
| 'Iowa Hawkeye' | Medium | Dark-Green | Medial | Yellow | Sport | Light-Purple | July into August | McBurney, Jim & McBurney, Lois & Kuenster, Rod | .2006 |
|
21
| 'Iowa Moon' | Medium | Yellow | Marginal | Light Green | Sport | Pale-Lavender | July into August | Simmering, Ron | .2000 |
|
22
| 'Iowa Moonshine' | Medium | Yellow | - | - | Unknown | - | - | Unknown | --NR-- |
|
23
| 'Kanzi' | Miniature | Med-Green | Marginal | Yellow | Sport | Med-Lavender | July into August | Wittebol, R. & Van Eechaute, Danny | --NR-- |
|
24
| 'Northern Iowa Wrestling' | Medium | Med-Green | Streaked | White | Unknown | - | June into July | Freeman, Franc | .2012 |
|
25
| 'Ohh! Lovilia' | Large | Yellow | - | - | Unknown | Near-White | June into July | Schulz, Ed | .2015 |
|
26
| 'Sioux City' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
27
| 'Sounds of Kinnick' | Small | Blue/Green | Streaked | White | Hybrid | Unknown | Unknown | Kuenster, Rod | --NR-- |
|
28
| 'Yellow River' | Medium | Med-Green | Marginal | Yellow | Unknown | Near-White | July | Smith, Eric & Ruh, Peter | .1993 .1995 |
|