Cacti - Pincushion Cactus Geminispina

Mammillaria geminispina – The Classic Pincushion Cactus with Delicate Blooms

Introduce timeless charm to your cactus collection with Mammillaria geminispina, also known as the Pincushion Cactus Geminispina. Native to the arid regions of northeastern Mexico, this compact, slow-growing species is treasured for its neat, globular form, dense white spines, and delicate pink-lavender flowers that bloom in graceful, crown-like rings during the warmer months.

Its tidy clusters and easy care make it a favorite for windowsills, small pots, and cactus dish gardens.

Why You’ll Love It

Compact & Clustering Form
Rounded stems grow to about 5–8 cm in diameter and gradually produce attractive offsets, forming a tidy clump over time.

Eye-Catching Spine Pattern
Straight central spines are complemented by shorter, hooked radial spines, giving the plant a signature “pincushion” look.

Beautiful Seasonal Blooms
In spring and summer, enjoy small, funnel-shaped flowers in shades of pink or lavender, often appearing in a circular halo near the top of the stem.

Perfect for Small Spaces
Its slow growth and compact size make it an excellent choice for windowsill gardens, container arrangements, or collectors with limited space.

Cold Resilient
Can tolerate light frosts down to –2 °C if kept dry, adding versatility for temperate growers.

Care Guide

• Light: Requires bright light with several hours of direct sun; ideal for sunny windows or bright outdoor spots
• Water: Water deeply but infrequently, allowing the soil to fully dry out between waterings; water very sparingly in winter
• Soil: Use a well-draining cactus mix with added pumice or coarse sand for optimal root health
• Temperature: Prefers warm conditions (18–28 °C); avoid exposure to cold, damp environments
• Fertilizer: Feed monthly during spring and summer with a diluted cactus fertilizer
• Propagation: Easily propagated by removing and replanting offsets; allow offsets to callous before potting

Mammillaria geminispina offers a beautiful balance of structure, spine texture, and floral elegance—ideal for collectors, beginners, and anyone looking to add a low-maintenance cactus with lasting charm.

Add it to your collection today while supplies last.

The first photo serves a display purpose only. The succulent plant housed in the red pot comes in a 130mm diameter container. While the image provides a representative depiction of what you will receive, but may vary slightly because no two succulents are the same. 

Want your succulent with a pot?

We usually ship bare root for freshness and to keep costs low, but we’re happy to pot your plant on request!

Just click here to make your request.

Please note — NT, TAS, WA customers: please contact us before placing your order due to additional quarantine charges associated with these locations.                    View Shipping options