Grape Ivy Toxic?

Updated 2026-03-06| 2 min read| 1,502 found this helpful

Cissus rhombifolia is classified as non-toxic to cats, dogs, and horses per official ASPCA toxicology data

No harmful toxic compounds or principles have been identified in any part of this plant species

Accidental ingestion by common household pets or farm horses is not expected to cause adverse health effects

FAQ

Is Grape Ivy toxic to Humans?

No expected adverse symptoms from casual contact or accidental ingestion; consult a medical professional if unusual idiosyncratic reactions occur (Non-toxic)

Is Grape Ivy toxic to Cats?

No expected adverse symptoms from casual contact or accidental ingestion; consult a veterinarian if unusual idiosyncratic reactions occur (Non-toxic)

Is Grape Ivy toxic to Dogs?

No expected adverse symptoms from casual contact or accidental ingestion; consult a veterinarian if unusual idiosyncratic reactions occur (Non-toxic)

Is Grape Ivy toxic to Horses?

No expected adverse symptoms from casual contact or accidental ingestion; consult a veterinarian if unusual idiosyncratic reactions occur (Non-toxic)

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Toxicity Details

Humans

Non-toxic

No expected adverse symptoms from casual contact or accidental ingestion; consult a medical professional if unusual idiosyncratic reactions occur

Cats

Non-toxic

No expected adverse symptoms from casual contact or accidental ingestion; consult a veterinarian if unusual idiosyncratic reactions occur

Dogs

Non-toxic

No expected adverse symptoms from casual contact or accidental ingestion; consult a veterinarian if unusual idiosyncratic reactions occur

Horses

Non-toxic

No expected adverse symptoms from casual contact or accidental ingestion; consult a veterinarian if unusual idiosyncratic reactions occur

Toxicity Snapshot

Toxic PartsNo identified toxic plant parts; all plant tissue is considered non-toxic per available ASPCA data

Exposure RouteTypical exposure routes include ingestion and skin contact; no harmful effects are expected from either route for this non-toxic species

Toxic CompoundsNo identified toxic principles

First Aid & Prevention

First 30 Minutes

• Rinse the mouth with clean, cool water to remove any remaining plant residue after ingestion
• Wipe exposed skin with mild soap and water if you notice mild redness or irritation
• Monitor the exposed person or animal for any rare allergic reactions for 24 hours post-exposure

Contact Vet Immediately

• Your pet shows persistent vomiting, diarrhea, or lethargy after ingesting unknown plant matter
• You cannot confirm the ingested plant is definitively Grape Ivy rather than a toxic lookalike
• Your pet has a documented history of severe plant allergies or sensitivities

Prevention

• Confirm all houseplant identifications before placing them in areas accessible to pets or livestock
• Keep original plant tags attached to indoor plants for quick identification if accidental ingestion occurs
• Cross-reference unknown plants with trusted toxicology databases before allowing animal access

Treatment & Prognosis

• No targeted treatment is required for uncomplicated ingestion of Grape Ivy
• Treat rare idiosyncratic allergic reactions symptomatically per medical or veterinary guidance
• Provide small amounts of water and supportive care if mild digestive upset occurs from eating large volumes of plant roughage

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Professional Toxicology

Scientific NameCissus rhombifolia

AliasesVenezuela treebine

Toxicity Grade

HumansNon-toxic

CatsNon-toxic

DogsNon-toxic

HorsesNon-toxic

Target Organs

No organs are at risk of damage from exposure to this non-toxic plant species

Mechanism of Action

• No identified toxic physiological mechanism; the plant does not produce compounds that cause harm to humans or common domestic animals

Other Species Risk (CliniTox)

Information from CliniTox veterinary text.

Small companion mammals (rabbits, guinea pigs, hamsters): No documented toxicity; small, occasional nibbles are considered safe, though large volumes may cause mild, fiber-related digestive upset

Pet birds: No identified adverse effects from casual ingestion of small amounts of Grape Ivy leaves or stems

Confusion Risk

The following plants look similar and may be confused:

Poison Ivy Toxicodendron radicans

Visually similar to casual observers due to shared leafy trailing growth habit; key difference is Poison Ivy has pointed glossy leaflets and causes severe contact dermatitis, while Grape Ivy has textured rhomboid leaflets and is non-irritating

English Ivy Hedera helix

Often confused as both are popular trailing houseplants; English Ivy is toxic to pets, and has lobed leaves, while Grape Ivy has distinct diamond-shaped (rhomboid) leaflets and is non-toxic

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Related Toxic Plants

Virginia Creeper

Parthenocissus quinquefolia

Low toxicity (oxalate raphides cause mild mouth and gastrointestinal irritation if ingested)

Boston Ivy

Parthenocissus tricuspidata

Low toxicity (contains irritant compounds that may cause throat swelling and digestive upset in large ingestions)

Wild River Grape

Vitis riparia

Low to moderate toxicity (unripe fruit and young leaves contain toxins that cause severe digestive upset in pets if eaten in large quantities)

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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.