Golf ball – Mammillaria herrerae

Mammillaria herrerae, commonly know as Golf Ball is a small growing cactus.

It stays solitary, or sometimes clusters from the base.

The stems are rounded or slightly elongated as it ages, up to 1.4 inches in diameter and up to 3 inches tall. 

The flower happen throughout the day and quite large for a Mammillaria, pale pink to red-violet, up to 1 inch long and very showy.


Golf Ball (Mammillaria herrerae) starts flowering when it gets to between 5-7 years old, and reaches at least up to 1.2 inches in diameter.

The plant grows mainly in open places between grasses and on sloping calcareous rocks in semi-desert scrub in association with other cactus species such as Ferocactus hystrix.

Golf Ball plant is considered Critically Endangered due to its small range and a continuing decline because of illegal collection.