S. China. Subtropical but high altitude so winters cold and dry. Cold and drought tolerant. Needs good drainage.

Cycas micronesica, another Cycas, is linked with the human degenerative disease Lytico-Bodig disease, which is similar to amyotrophic lateral sclerosis (ALS) through a neurotoxin (BMAA) in the seeds (due to symbiosis with cyanobacteria), which were a traditional food source on Guam until the 1960s.

https://en.wikipedia.org/wiki/Cycas_micronesica

Pets: TOXIC if eaten. Humans: Harmful if eaten ,skin irritant.

The Horticultural Trades Association Guide to Potentially Harmful Plants 2022 https://hta.org.uk/poisonousplants

Asia-Temperate, China