The most well-known prickly pear cacti are the almost spineless hybrids, developed and grown by the renowned local plant breeder Luther Burbank. Lone Pine Gardens in Sebastopol. They have a new cactus ...

Nature taught me a lesson this week. It was centered around my large old Opuntia 'Santa Rita', the purple cactus so attractive to cochineal scale. These white cottony looking spots on the leaves are ...