

Roselle Hibiscus sabdariffa
Roselle is an introduced annual shrub, found in the lower 48 states, the Pacific Basin, and Puerto Rico. It grows to 5 ft.
More about this plant
Roselle is a species of flowering plant in the genus Sabdariffa that is native to Africa, most likely West Africa. In the 16th and early 17th centuries it was spread to Asia and the West Indies, where it has since become naturalized in many places. The stems are used for the production of bast fibre and the calyces are commonly steeped to make an infusion popular in many places around the world. Wikipedia →
Growing & care
USDA PLANTS · TRY- Hardiness
- ≥ zone 11 derived from its U.S. range
- Height
- 5 ft
- Lifespan
- Annual
- Foliage
- Evergreen broadleaf
Wildlife & pollinators
How pollinator value is scored →❧ Caterpillar hosts ~20 caterpillar species
Hibiscus supports ~20 caterpillar species.
Native butterfly & moth caterpillars are the base of the terrestrial food web — most songbirds rear their young almost entirely on them. As a host for native Lepidoptera this is a moderate genus.
Recorded feeding on Hibiscus in North America, including:
+ 8 more species → ↑ show fewer
✦ Bees specialist-bee host
Specialist native bees depend on it.
Some native bees are pollen specialists (oligolectic) — they raise young only on pollen from particular plant genera. Hibiscus is a recorded specialist-bee host, so losing it can mean losing the bee that relies on it.
How we know this (2) Methods & honest limits
We read each species’ measured specific leaf area (leaf area per unit dry weight) from the Global Spectrum dataset and band it: thin & fast (high SLA), medium, or thick & tough (low SLA). The global median is about 10 mm²/mg.
Honest limits: A species-mean from pooled measurements — individual plants vary with light and site. A broad strategy signal, not a precise per-plant figure.
A recorded categorical fact: each species is tagged C3 (standard), C4 (heat/water-efficient) or CAM (succulent, night-time CO₂ uptake) — or a facultative combination. We only show a trait card for the noteworthy C4/CAM cases; C3 is the unremarkable majority, kept in the data but not surfaced as a card.
Sources for this entry (18) Open & cited
Cite this page Open data, please attribute
PlantKey’s data is open under CC BY-SA 4.0 — free to reuse and adapt, with attribution and the same licence. Photos keep their own per-image licence + credit (see Sources above).
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