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LeafLookup

String of Nickels

Dischidia nummularia

Also known as: String of Nickels, Button Orchid, Pebble Beach Plant

Apocynaceae

Pet Safe

Last reviewed: June 2026 · Source: ASPCA Animal Poison Control

A delicate trailing epiphyte with small, round, olive-green leaves strung along thin stems. Related to hoyas, it thrives with bright indirect light and good air circulation.

Toxicity

Toxic to catsSafe
Toxic to dogsSafe
Toxic to humansSafe

Source: ASPCA Animal Poison Control Center. Always consult a veterinarian if your pet ingests any plant.

Care Guide

Care levelEasy
WateringLow — drought tolerant
Watering frequencyEvery 10–14 days
SunlightBright indirect

Pot Size

Recommended pot4″ – 6″

Frequently Asked Questions

Is String of Nickels toxic to cats?

No, String of Nickels is not toxic to cats and is considered pet-safe according to the ASPCA. It is generally safe to keep in homes with cats.

Is String of Nickels toxic to dogs?

No, String of Nickels is not toxic to dogs. It is listed as non-toxic by the ASPCA and is safe to have around dogs.

How often should I water String of Nickels?

Water String of Nickels every 10–14 days. Allow the soil to dry out completely between waterings — this plant is drought-tolerant and prone to root rot if overwatered.

How much light does String of Nickels need?

String of Nickels thrives in bright indirect light, such as near a window with filtered sunlight. It is forgiving and adapts to a range of light conditions.

What size pot does String of Nickels need?

Use a pot between 4″ and 6″ in diameter. When repotting, choose a pot only 1–2″ larger than the current one — too much space retains excess moisture and can lead to root rot.

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