SPECIMEN NO. #23 🟢 PET SAFE Family: Cactaceae

Opuntia microdasys

Common Name: Bunny Ears Cactus

Opuntia microdasys (Bunny Ears Cactus) botanical field specimen photograph

ASPCA Pet Toxicity Determination

Toxic to Dogs? NO (Safe)
Toxic to Cats? NO (Safe)
Clinical Symptoms:

Chemically non-toxic, but glochids (micro-spines) cause severe mechanical skin and oral irritation.

Quantitative Care Thresholds

Light Level Profile Direct Sun
Minimum Light Requirement 5000 Lux
Maximum Light Tolerance 15000 Lux
Watering Frequency Every 21 Days
Temperature Envelope 10°C – 38°C
Ideal Ambient Humidity 20% RH

Taxonomic & Field Verification

GBIF Usage Key 7283961
Native Biogeographical Range Algeria; Arizona; Galápagos Islands; Greece [I]; South Africa [I]; Northern Cauc...
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