Details
| Full name | Tradescantia zanonia ‘Scream’. |
| Name status | Accepted, the valid name for a unique cultivar. Listed online with a description and photo by Glasshouse Works (2022). Established by Rowe (2025). |
| Origins | Selected by Frieling at Glasshouse Works (2022). |
| Classification | The species Tradescantia zanonia is sometimes labelled with its botanical synonym Campelia zanonia. |
| Legal protection | None. |
| Availability | Only known from Glasshouse Works (2022). |
Description
Described with reference to the RHS Colour Chart (6th Edition; 2019 reprint).
| Species | Tradescantia zanonia. |
| Growth habit | Very strong, upright, rarely-branching stalks, with spiraling leaves. |
| Foliage | Stems are 13-20mm thick with internodes 4-12cm long, hairless, moderate olive green (146A) to strong yellow green (144A). Leaves are ovals with acuminate (long pointed) tips, 15-30cm long and 5-7cm wide, hairless except for a cluster of hairs at the top of the sheath. Upper surfaces are moderate olive green (146A to 137A), with randomly-scattered fine streaks of strong yellow green (144B) to pale greenish yellow (160C). Undersides are moderate yellow green (146D), margins are greyish purplish red (N77B), and sheaths are light yellow green (145C). |
References
Brickell, C. D., Alexander, C., Cubey, J. J., David, J. C., Hoffman, M. H. A., Leslie, A. C., Malécot, V., Jin, X. (2016). International Code of Nomenclature for Cultivated Plants. PDF link.
Glasshouse Works. (2022). Campelia zanonia Scream. Internet Archive link.
Rowe, A. (2025). Compiling the first Tradescantia cultivar checklist. HortScience, 60(9); 1534-1542. Open access link.