Mammillaria hahniana

Cactaceae

Old Lady Cactus, Old Lady Pincushion

Develops solitary spherical balls to 25cm tall, covered with white down and spines.

Pink flowers

Uses

Rockeries, desert gardens, container plant, greenhouse plant.

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Culture

Prefers full sun; in cold places shelter from low temperatures. It may be better in a greenhgouse over winter in mild or colder climates. Keep dry if temperatures are approaching 12 celsius or lower; water moderately when day temperatures are commonly over 20 celsius; but avoid over watering. Slightly moist to drier soil is better than wet soil.

Propagation

Sow seed in spring to germinate at temperatures between 19 and 24 degrees celsius.

Offsets can be separated from parent plants.

Cultivars

No information available at this time...

Plant Health

Excess water will lead to root rots particularly if conditions are cool.

Occasionally mealy bugs.

More info