Kroenleinia grusonii

Golden Barrel Cactus (Kroenleinia grusonii) is a houseplant in the Cactaceae family, native to BR. It is a direct sun-light species that thrives between 6000 and 18000 lux. Optimal indoor care calls for watering roughly every 21 days, temperatures of 10–40°C, and about 20% humidity. According to ASPCA data, it is non-toxic and considered pet-safe for cats and dogs. It is also known as barrel cactus.

ASPCA Pet Toxicity Determination

Toxic to Dogs? NO (Safe)

Toxic to Cats? NO (Safe)

Clinical Symptoms:

Chemically non-toxic, but spines cause mechanical injury.

Quantitative Care Thresholds

Light Level Profile Direct Sun

Minimum Light Requirement 6000 Lux

Maximum Light Tolerance 18000 Lux

Watering Frequency Every 21 Days

Temperature Envelope 10°C – 40°C

Ideal Ambient Humidity 20% RH

Taxonomic & Field Verification

GBIF Usage Key 10911827

Native Biogeographical Range BR; Mexico (Querétaro); Mexico Northeast

🔬 Verify on GBIF Species Portal