| No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Academy Halo Standard' | Large | Light-Green | Marginal | White | Sport | Pale-Lavender | July into August | Chamberlain, Steve | .2015 |
|
2
| 'Alaskan Halo' | Large | Med-Green | Marginal | White | Sport | Pale-Lavender | July into August | Ruh, Peter | .1997 |
|
3
| 'American Halo' | Large | Blue/Green | Marginal | Creamy White | Sport | Pure-White | June into July | Wade, Van | .1999 |
|
4
| 'American Mohican Halo' | Large | Blue/Green | Marginal | White | Sport | Near-White | June into July | Wade, Van | .2000 |
|
5
| 'Arctic Halo' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
6
| 'August Halo' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
7
| 'Carol's August Halo' | Medium | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | July | Brashear, Carol | --NR-- |
|
8
| 'Golden Halo' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
9
| 'Halo' | Large | Yellow | Marginal | White | Hybrid | Pale-Lavender | June into July | Aden, Paul | .1978 |
|
10
| 'Holar Red Halo' | Medium | Med-Green | - | - | Hybrid | - | - | Van Keer, Ronny | --NR-- |
|
11
| 'Hopi Haloes' | Large | Blue/Green | Marginal | White | Unknown | - | June into July | Goodwin, Randy | .2016 |
|
12
| 'Icy Halo' | Large | Med-Green | Marginal | White | Sport | Pale-Lavender | July | Tomashek, Cindy | .2014 |
|
13
| 'Mammoth Halo' | Giant | Blue/Green | - | - | Sport | Near-White | June into July | Aden, Paul | --NR-- |
|
14
| NORTHERN HALO | - | - | - | - | TRADEMARK | - | - | TRADEMARK | --NR-- |
|
15
| 'Northern Halo' (Puckered Form) | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Unknown | --NR-- |
|
16
| 'NORTHERN HALO' (Trademark) | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Walters Gardens | --NR-- |
|
17
| 'Northern Halo' (Wade #2 Form) | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Wade, Van | --NR-- |
|
18
| 'Northern Halo' (Walters) | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Walters Gardens | .1984 |
|
19
| 'Silver Halo' | Medium | Med-Green | Marginal | White | Sport | Light-Purple | August | Unknown | --NR-- |
|