White Owl's Eyes not pool-friendly This staked form grows as

This staked form grows as a small upright tree rather than a sprawling shrub

flanking a modern doorway in Paradise Valley

Plant it away from walkways and play areas

Absolutely — this is one of the best crested cacti for container growing

2–3 feet in containers or tight groupings

White Owl's Eyes not pool-friendly This staked form grows asThe Prettiest White Clumping Cactus for Phoenix Container Gardens Mammillaria parkinsonii (White Owl's Eyes Cactus) is a stunning silvery white clustering cactus prized by collectors and landscape designers alike. Its dense white radial spines create an almost woolly appearance, and in spring it erupts with a crown of delicate pink flowers. This compact, easy care species thrives in the Phoenix Valley's heat and is perfect for containers, rock garden