Snow Ridge Cactus Description Opuntia Subulata Cristata "Snow Ridge" is similar to "Eve's Needle Crest". The difference between them is that Snow Ridge is completely covered in long wooly fiber. This cactus will grow in a wild wavy pattern and is rare to bloom but each cactus is unique and is a plant collectors lucky find. Snow Ridge Cactus Specs and Regions Native to: South America Zone: 9-11 Hardiness: tender soft succulent - will not tolerate frost Recommended light conditions: full sun Bloomtime: Summer Bloomcolor: rarely blooms Snow Ridge Cactus Water & Light Recommendations Watering Needs Indoors: Instead of giving your succulents gradual sips of water throughout the week, give them a good soaking, to the point where water runs out the drainage holes at the bottom of the pot. Be sure to empty the water that runs into the saucer, succulents do not like to sit in water. Then let the soil dry out completely before watering again. Watering Needs Outdoors: In the Summer water your succulents every two weeks, by soaking them and letting them dry before watering again. In the Winter water your succulents once a month. Technical Information About This Plant Requires bright light for most of the day. Or constant dappled shade. Best to water every 2 weeks.