Lobivia arachnacantha

The species name "arachnacantha" comes from the Greek for "with spider web-shaped thorns". It is quite resistant and occasionally gets covered by bright yellow blossoms, that will attract even a non-cactophile spouse.

Recommended temperature zone: Sunset: 16, 17, 21-27, USDA: 9b-12

Frost tolerance: Hardy to 25°F (-4°C), for short periods

Minimum avg. temperature: 50°F (10°C)

Sun exposure: Full sun to light shade

Origin: Bolivia

Watering needs: Regular water in spring to fall

Blooming habits: The large 2" wide yellow flowers open during the day.
Requires to be kept below 45°F (7°C) in winter to flower well in the spring.

Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz