Succulent Identification: Aloe, Agave, Gasteris and Haworthia Plant Succulents Box Rubber is produced from latex extracted from rubber trees., A controlled cut is made in the bark, allowing latex to flow into collection cups. The liquid is gathered, filtered, and treated with acid Do ZZ plants cause cancer? What the research says: The ZZ plant is a popular, hardy indoor plant. There is a persistent rumor, however, that the plant causes cancer. We did some Lil' Pop Succulent Olive Green