This is Mammillaria: easy to care of, small flowers appearing in a wreath, usually the plant is protected by hook spines - and therefore particularly popular with curtains :)

Mammillaria Kakteen-Haage/plants/hardy cacti/Mammillaria productsKakteen-Haage/plants/hardy cacti/Mammillaria products

This is Mammillaria: easy to care of, small flowers appearing in a wreath, usually the plant is protected by hook spines - and therefore particularly popular with curtains :)
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