Woolly Nipple Cactus
Mammillaria mammillaris · Native to the Caribbean (Venezuela, Colombia)
A fuzzy, charming little pincushion cactus from the Caribbean with white woolly areoles that give it a soft, cloud-like appearance — one of the most distinctive in its genus.
Available in 4½ inch
Care
Light
Bright, direct to indirect light. Does well on a sunny windowsill.
Water
Allow to dry between waterings. Reduce in winter.
Soil & Feeding
Well-draining cactus mix. Feed lightly monthly in the growing season.
Quick Tip
The white wool can turn brown if it stays wet — always water at the base and allow good airflow.
Details
One of the most charming Mammillarias, prized for its fluffy white woolly areoles, cheerful little flowers, and bright red berries after blooming.
- ✅ Distinctive white woolly areoles give it a soft, textured look
- ✅ Produces cheerful small pink to white flowers
- ✅ Produces colorful red berries after flowering
Size
Available in a 4½ inch pot — a great starter size that’s easy to place on a windowsill, desk, or shelf, and simple to repot as it grows.
Good to Know
⚠️ Has fine spines — handle with care. Keep away from children and pets.
Plant Bio
Mammillaria mammillaris · also called the Nipple Cactus
Mammillaria mammillaris is native to the dry coastal areas of Venezuela and Colombia, as well as several Caribbean islands — making it one of the few cacti with true Caribbean origins.
Its small, globular stem is covered in rounded tubercles tipped with prominent white woolly areoles, giving the plant a distinctly soft, fluffy appearance that belies its spiny nature.
In the growing season it produces small, attractive flowers in shades of pink to cream, followed by bright red berries that add another season of visual interest.
What makes it special?
- One of the few Mammillarias with Caribbean island origins — a genuinely unusual native range.
- The white woolly areoles give it a uniquely soft, cloud-like appearance.
- Produces colorful red berries after flowering — an added bonus season.
Note: Has fine spines — handle with care. Keep away from children and pets. Grown for ornamental purposes only.