White Clumping Size:10/15 Gallon at the end of a

at the end of a driveway

Choose a sunny spot — plant where Canna will get 6+ hours of direct sun daily for the best bloom production

then golden-yellow bloom begins

faster-growing columnar cactus for dramatic vertical impact up to 15+ feet

White Clumping Size:10/15 Gallon at the end of aThe Most Elegant White Clumping Cactus for Phoenix Rock Gardens White Clumping Cactus (Mammillaria geminispina) is one of the most striking silvery cacti you can grow in the Phoenix Valley. This compact clumping species forms dense mounds of cylindrical stems covered in soft white radial spines that shimmer in the Arizona sun. Each spring, a crown of vivid pink to magenta flowers rings the top of every head creating a halo effect that stops neighbors