Field ManualAll plants

Roselle
Sabdariffa gossypiifolia (Mill.) M.M.Hanes & R.L.Barrett
Family: Malvaceae
Pet & Human Safety
People: Not researchedPets: Not on the ASPCA lists as we read them
ASPCA's Hibiscus page is for Hibiscus syriacus (rose of Sharon) and lists it non-toxic to dogs, cats and horses. That is a different species and is not carried to roselle. No ASPCA roselle page was found, and NC State's roselle page has no pet-poison section. Not listed is not the same as safe.
Poison control
If someone has collapsed, cannot be woken, is having a seizure or has trouble breathing, call 911 now. For any other possible poisoning, call Poison Help: 1-800-222-1222.
Emergency number source: U.S. federal law (47 U.S.C. § 251(e)(3)), read 2026-10-07.
Naturalist Lore
Historical Background & Breeding Lore
The history of this plant and its name, and how it was bred, where we have them.
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- Hardiness zones
NC State's attribute list says USDA 3a to 10b, but its text says a perennial in zones 8 through 11 and a fast annual in zones 3 through 7, so zone 11 appears in the text only.
- Water needs
NC State: 'Its deep root system makes this plant quite drought tolerant.' No watering instruction is given.
- Mature size
No height or width found.
How to prepare the soil, when and what to feed, and how and when to prune where that applies.
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Botanical Anatomy & Characteristics
How the flowers and leaves are built and which pollinators visit, where we have them.
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Field Doctor
What can go wrong with this plant and what to do about it, where we have them.
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Vintage Plates
Old botanical drawings from public libraries are in the app, for plants where we have them.
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