| Author | Michaux | |
| Distribution | Only the Mountains, as far as escapes go. Other collections from Buncombe, Orange, and Randolph counties are from cultivated plants.
Native of nearby TN. KY, and southern IN, south to GA-TX. Theoretically could occur as native populations in NC, but all specimens so far indicate non-natural occurrences. | |
| Abundance | Very rare. | |
| Habitat | Roadside bank, pasture, bog (Ashe Co.). In its native range, it occurs in rocky and usually dry places, including cedar glades. | |
| Phenology | Flowering and fruiting June-August. | |
| Identification | Golden St. John's-wort is a robust shrub up to 6 or even 9 feet tall. The leaves are opposite, elliptical, and blunt. The flowers are terminal, mostly 1-3 in a cluster, yellow, the large spread flowers about 2 inches across. H. prolificum typically has more flowers per cluster and also some axillary flowers. | |
| Taxonomic Comments | | |
| Other Common Name(s) | | |
| State Rank | SE | |
| Global Rank | G4 | |
| State Status | | |
| US Status | | |
| USACE-agcp | | |
| USACE-emp | | |
