Mother of Pearl Toxic?

Updated 2026-03-06| 3 min read| 3,791 found this helpful

Secum weinbergii

Classified non-toxic to cats and dogs by the ASPCA, with no identified toxic principles

Equine toxicity is currently unconfirmed, so intentional feeding to horses is not recommended

Ingestion of small amounts is unlikely to cause adverse effects in common household pets

FAQ

Is Mother of Pearl toxic to Humans?

No documented toxicity symptoms, mild gastrointestinal upset may only occur with very large unusual ingestion (Non-toxic)

Is Mother of Pearl toxic to Cats?

No expected adverse reactions per official ASPCA toxicity data (Non-toxic)

Is Mother of Pearl toxic to Dogs?

No expected adverse reactions per official ASPCA toxicity data (Non-toxic)

Is Mother of Pearl toxic to Horses?

Unknown, no formal symptom documentation is available for equine ingestion (Non-toxic)

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Toxicity Details

Humans

Non-toxic

No documented toxicity symptoms, mild gastrointestinal upset may only occur with very large unusual ingestion

Cats

Non-toxic

No expected adverse reactions per official ASPCA toxicity data

Dogs

Non-toxic

No expected adverse reactions per official ASPCA toxicity data

Horses

Non-toxic

Unknown, no formal symptom documentation is available for equine ingestion

Toxicity Snapshot

Toxic PartsNo identified toxic parts; all plant segments are considered safe for cats and dogs

Exposure RouteIngestion is the only relevant exposure route; dermal contact is non-irritating

Toxic CompoundsNo known toxic compounds, per ASPCA non-toxic classification

First Aid & Prevention

First 30 Minutes

• Offer small sips of fresh water if large quantities are ingested by a person or pet
• Monitor for mild temporary gastrointestinal upset like soft stool or mild bloating
• Remove remaining plant material from reach to prevent further accidental consumption

Contact Vet Immediately

• If persistent unusual symptoms like vomiting, lethargy or diarrhea develop after ingestion
• If a horse ingests large quantities of the plant, as equine toxicity is unconfirmed
• If the ingested amount is extremely large, especially for young or immunocompromised pets

Prevention

• Keep plants out of reach of horses until equine safety is formally confirmed
• Label plants clearly to avoid confusion with toxic similar Crassulaceae species
• Monitor young pets or children that may chew plants indiscriminately

Treatment & Prognosis

• Supportive care only, address mild gastrointestinal symptoms with rest and hydration
• No specific antidote is required as no toxic compounds are present in the plant
• Consult a medical or veterinary professional for persistent unusual symptoms

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Professional Toxicology

Scientific NameSecum weinbergii

AliasesGhost Plant

Toxicity Grade

HumansNon-toxic

CatsNon-toxic

DogsNon-toxic

HorsesNon-toxic

Target Organs

No target organs identified, no documented organ damage from ingestion

Mechanism of Action

• No identified toxic mechanism, as the plant contains no known harmful compounds

Other Species Risk (CliniTox)

Information from CliniTox veterinary text.

Small mammals (rabbits, guinea pigs): Toxicity unconfirmed, ingestion of large quantities may cause mild gastrointestinal upset

Pet birds: No documented toxicity, small nibbles are considered low risk for most companion bird species

Livestock (cattle, sheep, goats): Toxicity unknown, avoid intentional feeding until formal safety assessment is complete

Confusion Risk

The following plants look similar and may be confused:

Ghost Plant Graptopetalum paraguayense

Commonly confused due to shared 'Ghost Plant' alias and similar pale silvery succulent foliage; Secum weinbergii has more rounded pearl-like leaves while Graptopetalum has flatter wider leaves

Mexican Snowball Echeveria elegans

Visually similar pale rosette succulent often sold interchangeably; Secum weinbergii has thicker more opaque leaves with a stronger pearlescent sheen

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Related Toxic Plants

Mother of Thousands

Kalanchoe daigremontiana

Moderate to High toxicity, contains cardiac glycosides that can trigger heart arrhythmia in pets and humans

Pig's Ear

Cotyledon orbiculata

High toxicity, contains bufadienolide cardiac glycosides toxic to all livestock and companion pets

Butter Tree

Tylecodon wallichii

Severe toxicity, causes fatal cardiac and neurological effects in grazing livestock and pets if ingested

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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.

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