Rose of Sharon Toxic?

Updated 2026-03-06| 3 min read| 3,541 found this helpful

Rose of Sharon is formally classified as non-toxic to cats, dogs, and horses by the ASPCA

No toxic active compounds or principles from this plant have been identified to date

Accidental ingestion of small quantities does not typically cause adverse health effects in domestic pets or humans

FAQ

Is Rose of Sharon toxic to Humans?

No documented toxicity; mild, self-limiting stomach discomfort may occur only after consumption of very large amounts (Non-toxic)

Is Rose of Sharon toxic to Cats?

No known toxic symptoms; mild temporary gastrointestinal upset may occur only with extremely excessive ingestion (Non-toxic)

Is Rose of Sharon toxic to Dogs?

No known toxic symptoms; mild temporary gastrointestinal upset may occur only with extremely excessive ingestion (Non-toxic)

Is Rose of Sharon toxic to Horses?

No known toxic symptoms; mild temporary gastrointestinal upset may occur only with extremely excessive ingestion (Non-toxic)

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Toxicity Details

Humans

Non-toxic

No documented toxicity; mild, self-limiting stomach discomfort may occur only after consumption of very large amounts

Cats

Non-toxic

No known toxic symptoms; mild temporary gastrointestinal upset may occur only with extremely excessive ingestion

Dogs

Non-toxic

No known toxic symptoms; mild temporary gastrointestinal upset may occur only with extremely excessive ingestion

Horses

Non-toxic

No known toxic symptoms; mild temporary gastrointestinal upset may occur only with extremely excessive ingestion

Toxicity Snapshot

Toxic PartsNo identified toxic plant parts; all foliage, flowers, stems, and seed pods are considered low-risk for exposure

Exposure RoutePrimary exposure route is ingestion; dermal contact does not cause irritation or toxic reactions

Toxic CompoundsNo confirmed toxic principles identified, per ASPCA toxicology records

First Aid & Prevention

First 30 Minutes

• Remove any remaining plant material from the mouth of the exposed person or animal
• Rinse the mouth with clean lukewarm water to eliminate residual plant debris
• Monitor for unusual symptoms (vomiting, lethargy, diarrhea) for 2 hours post-exposure

Contact Vet Immediately

• Your pet exhibits persistent vomiting, diarrhea, or lethargy lasting longer than 2 hours post-exposure
• Your pet ingested a very large volume of woody stems that may pose an intestinal blockage risk
• You cannot definitively confirm the plant identity as non-toxic Rose of Sharon

Prevention

• Label all garden and house plants clearly to avoid misidentification with toxic lookalike species
• Limit access to all garden plants for very young pets and unsupervised young children
• Verify plant toxicity status via the ASPCA database before introducing new plants to pet-accessible spaces

Treatment & Prognosis

• Provide supportive care only, including access to fresh drinking water to soothe mild gastrointestinal irritation
• No specific antidote is required, as no toxic compounds have been identified in this species
• Seek veterinary medical care for rare cases of intestinal blockage from consumption of large volumes of woody plant matter

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Professional Toxicology

Scientific NameHibiscus syriacus

AliasesHibiscus、Rose of China

Toxicity Grade

HumansNon-toxic

CatsNon-toxic

DogsNon-toxic

HorsesNon-toxic

Target Organs

No specific organ systems are targeted by toxic effects from this plant species

Mechanism of Action

• No toxic mechanism has been documented, as the plant is classified as non-toxic to humans and common domestic animal species

Other Species Risk (CliniTox)

Information from CliniTox veterinary text.

Rabbit: No documented toxicity; considered safe for consumption in moderate quantities as forage

Guinea Pig: No known toxic effects; may be fed in small amounts as part of a balanced forage diet

Cattle/Sheep/Goats: No reported toxicity; consumption of foliage does not cause adverse health effects in grazing livestock

Confusion Risk

The following plants look similar and may be confused:

Oleander Nerium oleander

Oleander shares a similar woody shrub growth habit and showy funnel-shaped flowers with Rose of Sharon; key difference: Oleander has narrow, leathery, un-serrated evergreen leaves, while Rose of Sharon has broader, serrated deciduous leaves

Mountain Laurel Kalmia latifolia

Mountain Laurel produces clustered, colorful flowers resembling those of Rose of Sharon; key difference: Mountain Laurel has thick, leathery un-serrated leaves and is highly toxic to all domestic animals

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Related Toxic Plants

Cotton

Gossypium hirsutum

Moderate toxicity

Flannel Weed

Sida cordifolia

Low to Moderate toxicity

Small-flowered Mallow

Malva parviflora

Low toxicity

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Data Sources

1. ASPCA Animal Poison Control

This information is for reference only and does not constitute medical advice. If ingestion or poisoning is suspected, seek medical or veterinary attention immediately.