Sweetheart Hoya — (c) Cheongweei Gan, some rights reserved (CC BY-SA), uploaded by Cheongweei Gan
Photo by (c) Cheongweei Gan, some rights reserved (CC BY-SA), uploaded by Cheongweei GaniNaturalistCC BY-SA
Pet safety reference

Sweetheart Hoya

Hoya kerrii

The Sweetheart Hoya is a popular succulent vine known for its distinctive heart-shaped leaves, often sold as a single-leaf cutting. It is considered non-toxic to pets, though its fibrous nature may cause mild digestive discomfort if consumed in large quantities.

Hoya kerriiLucky HeartSweetheart HoyaValentine Hoya
Light
Bright indirect light
Habit
Vining
Care
Low

Safety status

Cats & Dogs

Generally safe

Consulted references do not classify the plant as toxic for that pet type, while still allowing for mild GI upset if large amounts are chewed.

Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.

If a pet has chewed or swallowed plant material and is showing symptoms, contact a veterinarian or poison resource immediately. This product is for structured reference, not diagnosis.

Catsconcern notes

Common signs

None expected. In rare cases of large ingestion, mild vomiting or diarrhea may occur due to the fibrous texture of the leaves.

Escalation note

This plant is non-toxic. If your cat consumes a significant amount and shows signs of distress, contact your veterinarian to rule out physical obstruction or irritation.

Dogsconcern notes

Common signs

None expected. Large ingestions may lead to minor gastrointestinal upset, such as vomiting or diarrhea, caused by the plant's fibrous material.

Escalation note

This plant is non-toxic. If your dog consumes a large amount and exhibits persistent vomiting or lethargy, consult your veterinarian.

Bring it home

Sweetheart Hoyais generally pet-safe in ordinary household exposure. If you’d like one for your space, here’s a starting point.

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Source evidence

ASPCA Toxic and Non-Toxic Plants List

toxicology · 99% reliability

Open source

Sweetheart Hoya (Hoya kerrii) is listed as non-toxic to cats and dogs.

NC State Extension Plant Toolbox: Hoya kerrii

botanical · 94% reliability

Open source

Hoya kerrii is a slow-growing succulent vine in the Apocynaceae family, commonly grown as a houseplant.

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