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Prickly Pear Cactus

Opuntia humifusa

Cactaceae

Pet Safe

Flat-padded cactus that produces edible fruit. Spines can irritate skin but the plant itself is non-toxic.

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 14–21 days
SunlightDirect sun

Pot Size

Recommended pot6″ – 12″
pet-safecactusdrought-tolerantedible

Frequently Asked Questions

Is Prickly Pear Cactus toxic to cats?

No, Prickly Pear Cactus 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 Prickly Pear Cactus toxic to dogs?

No, Prickly Pear Cactus 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 Prickly Pear Cactus?

Water Prickly Pear Cactus every 14–21 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 Prickly Pear Cactus need?

Prickly Pear Cactus thrives in direct sunlight, ideally a south- or west-facing window. It is forgiving and adapts to a range of light conditions.

What size pot does Prickly Pear Cactus need?

Use a pot between 6″ and 12″ 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.