No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| "Olga Thiemann Dwarf Glaucous" | - | | | | Duplicate | | - | Duplicate Name | |
2
| "Olga Thiemann Dwarf Grey Leaf" | | | | | Duplicate | | | Duplicate Name | |
3
| 'Bill Dress' Dwarf Blue' | Miniature | Blue/Green | | | Sport | Unknown | Unknown | Seneca Hill Perennials | --NR-- |
4
| 'Blue Dwarf' | Small | Blue/Green | | | Unknown | Unknown | Unknown | Benedict, Dr Ralph (Herb) | --NR-- |
5
| 'Burke's Dwarf' | | - | | | Duplicate | - | | Duplicate Name | |
6
| 'Cumpson's Golden Dwarf' | | - | | | Duplicate | - | | Duplicate Name | |
7
| 'Dainty Dwarf' | Small | Blue/Green | | | Unknown | Pale-Lavender | July to August | Benedict, Dr Ralph (Herb) | --NR-- |
8
| 'Dwarf Blue' | Small | Blue/Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
9
| 'Dwarf Form' | Miniature | Med-Green | | | Sport | Pale-Lavender | June to July | Benedict, Dr Ralph (Herb) | --NR-- |
10
| 'Dwarf Grey Leaf' | | - | | | Duplicate | - | | Duplicate Name | |
11
| 'Dwarf Nakaimo' | | | | | Duplicate | - | | Duplicate Name | |
12
| 'Golden Dwarf' | Small | Light-Green | | | Sport | Med-Lavender | August to September | Unknown | --NR-- |
13
| 'Gosan Golden Dwarf' | Small | Light-Green | | | Unknown | Unknown | Unknown | Schmid, W. George | --NR-- |
14
| 'Gray Leaf Dwarf' | | - | | | Duplicate | - | | Duplicate Name | |
15
| 'Grey Leaf Dwarf' | | | | | Duplicate | - | | Duplicate Name | |
16
| 'Jolly Green Dwarf' | Small | Med-Green | | | Hybrid | Deep-Purple | June to July | Avent, Tony | .2006 |
17
| 'Krossa Little Gray Dwarf' | | | | | Duplicate | | | Duplicate Name | |
18
| 'Lancifolia Dwarf' | | - | | | Duplicate | - | | Duplicate Name | |
19
| 'Lavender Dwarf' | Miniature | Med-Green | | | Unknown | Med-Lavender | Unknown | Erb, Marsha Axmear | --NR-- |
20
| 'Purple Dwarf' | Medium | Med-Green | | | Unknown | Deep-Purple | July to August | Unknown & Hensen, Karel | .1983 |
21
| 'Red Dwarf' | Small | Med-Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
22
| 'Rocknoll Blue Dwarf' | Miniature | Blue/Green | | | Unknown | Unknown | August | Saur, B. & Ruh, Peter | .1996 |
23
| 'Twist of Dwarf' | Small | Med-Green | Medial | White | Sport | Unknown | June to July | Brinker, Larry | .2010 |
24
| 'Unazuki Dwarf' | Small | Med-Green | | | Sport | Near-White | August to September to October | Unknown | --NR-- |
25
| 'Valley's Purple Dwarf' | Unknown | Unknown | | | Unknown | Unknown | Unknown | Linneman, Jeroen | --NR-- |
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