North America Native Plant

Spinystar

Botanical name: Escobaria vivipara var. buoflama

USDA symbol: ESVIB2

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Synonyms: Coryphantha vivipara (Nutt.) Britton & Rose var. buoflama P.C. Fisch. (COVIB2)   

Spinystar Cactus: A Tiny Desert Gem for Your Native Garden Meet the spinystar (Escobaria vivipara var. buoflama), a charming little cactus that proves big things really do come in small packages! This pint-sized native is perfect for gardeners who want to add authentic southwestern flair to their landscapes without breaking ...

Rare plant alert!

Region: Conservation status by state

Status: S5T2T3Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Spinystar Cactus: A Tiny Desert Gem for Your Native Garden

Meet the spinystar (Escobaria vivipara var. buoflama), a charming little cactus that proves big things really do come in small packages! This pint-sized native is perfect for gardeners who want to add authentic southwestern flair to their landscapes without breaking their backs – or their water bills.

What Makes Spinystar Special?

This petite perennial cactus is a true Arizona native, making it a fantastic choice for gardeners looking to support local ecosystems. With its barrel-shaped form and colorful display of spines, spinystar brings year-round visual interest to any garden. But here’s where it gets really exciting – this little beauty produces vibrant flowers that are absolute magnets for bees and other small pollinators.

Where You’ll Find It in the Wild

Spinystar calls Arizona home, where it has adapted perfectly to the desert’s challenging conditions. This hardy little cactus knows how to thrive in some of the harshest environments in the lower 48 states, making it an excellent choice for gardeners dealing with drought conditions or water restrictions.

A Word of Caution: Rarity Matters

Before you rush out to find one, there’s something important to know: spinystar has a conservation status that suggests it may be uncommon in parts of its range. If you’re interested in adding this special cactus to your garden, please make sure you source it responsibly from reputable nurseries that propagate their plants rather than collecting from wild populations.

Perfect for Low-Maintenance Landscapes

Spinystar is ideal for several garden styles:

  • Desert and xeriscape gardens
  • Rock gardens and succulent displays
  • Container gardens and patio arrangements
  • Native plant collections

Its compact size makes it perfect as an accent plant, and its drought tolerance means you can enjoy its beauty without constant watering worries.

Growing Conditions That Make It Happy

Like most desert natives, spinystar has simple but specific needs:

  • Sunlight: Full sun is essential for healthy growth and flowering
  • Soil: Well-draining soil is absolutely critical – think sandy or rocky conditions
  • Water: Drought tolerant once established; overwatering is its biggest enemy
  • Climate: Thrives in USDA zones 8-10

Planting and Care Tips

Growing spinystar successfully is all about mimicking its natural desert habitat:

  • Plant in spring after the last frost
  • Ensure excellent drainage – consider raised beds or containers if your soil retains water
  • Water sparingly, allowing soil to dry completely between waterings
  • Protect from prolonged freezing temperatures
  • Avoid fertilizing – these tough little plants prefer lean conditions

Supporting Pollinators the Native Way

When spinystar blooms, it becomes a beacon for native bees and other small pollinators. These flowers may be small, but they’re perfectly designed to feed the tiny creatures that keep our ecosystems humming. By choosing native plants like spinystar, you’re creating vital habitat and food sources for local wildlife.

The Bottom Line

If you’re looking for a low-maintenance, drought-tolerant native plant that supports pollinators and adds authentic southwestern character to your garden, spinystar could be your perfect match. Just remember to source it responsibly, give it the well-draining conditions it craves, and then sit back and enjoy watching this little desert survivor thrive in your landscape. Your local pollinators – and your water bill – will thank you!

Spinystar

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Cactaceae Juss. - Cactus family

Genus

Escobaria Britton & Rose - foxtail cactus

Species

Escobaria vivipara (Nutt.) Buxbaum - spinystar

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA