The following names have already been used within the genus and therefore cannot be re-used. This list is not in strict alphabetical order but is sorted including spaces, full stops etc. in row order. To look at other names click on the appropriate first letter.
| G. Ford | G. Osmond | G. Osmund | G. Rendall |
| G. Stevens | Gaiety | Galicia | Galwal Nurseries |
| Galway | Galway Blazer | Geheimrat Engler | Geiger |
| Geke | Gelber Findling | Gelber's Findling | Gelderingen Gold |
| Gengold | Geo. Rendall | Geo. Rendell | Geo. Underwood |
| Georg Rendall | George Ford | George Fraser | George Frazer |
| George Frazier | George Hunt | George Osmond | George Randall |
| George Rendall | George Rendell | George Underwood | Georges Rendall |
| Gew Graze | Ghislaine | Ghost Hills | Giant White |
| Gillian's Aurea | Giravas | Glaser's Rote | Glaser's Weinrote |
| Glasnevin Red | Glauca | Glazier's Red | Glen Roy |
| Glencairn | Globosa | Globosa Rosea | Glowbells |
| Godrevy | Gold Button | Gold Charm | Gold Flame |
| Gold Kup | Gold Lady | Gold Revy | Gold Signet |
| Gold Tips | Golden Button | Golden Charm | Golden Dome |
| Golden Drop | Golden Flower | Golden Grass | Golden Heron |
| Golden Hind | Golden Hue | Golden Joy | Golden Lady |
| Golden Oriole | Golden Perfect | Golden Scarlet | Golden Signet |
| Golden Sport | Golden Starlet | Golden Starlight | Golden Striker |
| Golden Tee | Golden Triumph | Golden Wave | Golden Wonder |
| Golden Zigzag | Golden Zip | Golden's Tarlet | Goldilocks |
| Goldrush | Good Form | Goonhilly Downs | Gracilis |
| Gracilis Heathwood | Graham Stevens | Graham Thomas | Grandiflora |
| Grandiflora Rubra | Gratis | Graven | Green Drop |
| Green Soft | Greyweathers | Grof | Grondin |
| Guavas | Guernsey Lime | Guernsey Pink | Guernsey Plum |
| Guernsey Purple | Guincho | Gurnsey Plum | Gwavas |
| Gwavas Rouge | Gwavas Rubra | Gwen | Gwen Whatmore |
| Gwevas | Gwinear |
© The Heather Society, 21 December 2009