North America Native Plant

Branched Pencil Cholla

Botanical name: Cylindropuntia ramosissima

USDA symbol: CYRA9

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Synonyms: Opuntia ramosissima Engelm. (OPRA)   

Branched Pencil Cholla: A Spiky Architectural Wonder for Desert Gardens If you’re looking to add some serious desert drama to your landscape, meet the branched pencil cholla (Cylindropuntia ramosissima) – a native cactus that’s like nature’s own piece of modern art! This quirky southwestern native brings unique texture and form ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: 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 ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Branched Pencil Cholla: A Spiky Architectural Wonder for Desert Gardens

If you’re looking to add some serious desert drama to your landscape, meet the branched pencil cholla (Cylindropuntia ramosissima) – a native cactus that’s like nature’s own piece of modern art! This quirky southwestern native brings unique texture and form to xerophytic gardens with its distinctive pencil-thin, segmented stems.

What Makes Branched Pencil Cholla Special

The branched pencil cholla is a fascinating perennial shrub that typically grows as a multi-stemmed woody plant, usually staying under 13-16 feet in height. Its most striking feature is its collection of thin, cylindrical stem segments that branch out like an abstract sculpture. Don’t let the pencil name fool you – these stems are armed with small but sharp spines, so this plant definitely commands respect!

Also known by its scientific name Cylindropuntia ramosissima (formerly Opuntia ramosissima), this desert dweller produces cheerful yellow flowers that add seasonal color to its architectural form.

Native Range and Conservation Status

This remarkable cactus is native to the lower 48 states, specifically thriving in Arizona, California, and Nevada. It’s a true child of the Mojave and Sonoran deserts, perfectly adapted to harsh, arid conditions.

Important note: Branched pencil cholla has a conservation status of S3S4, which suggests it may be somewhat uncommon in parts of its range. If you choose to grow this plant, make sure to source it from reputable nurseries that propagate their plants responsibly rather than collecting from wild populations.

Why Grow Branched Pencil Cholla?

Here’s why this spiky stunner might be perfect for your garden:

  • Ultra low-maintenance: Once established, it thrives on neglect
  • Architectural interest: Creates striking focal points and sculptural elements
  • Native plant benefits: Supports local desert ecosystems and pollinators
  • Water-wise: Perfect for drought-tolerant landscaping
  • Year-round structure: Provides consistent form through all seasons

Perfect Garden Settings

Branched pencil cholla shines in:

  • Desert and xeriscape gardens
  • Rock gardens with southwestern flair
  • Modern landscape designs emphasizing form and texture
  • Native plant gardens in appropriate regions
  • Container gardens (with careful handling!)

Growing Conditions and Care

USDA Hardiness Zones: 9-11

Ideal Conditions:

  • Sun: Full sun (6+ hours daily)
  • Soil: Well-draining, sandy or gravelly soil
  • Water: Minimal once established – drought tolerance is its superpower
  • Climate: Hot, dry conditions with low humidity

Planting and Care Tips

Planting:

  • Plant in spring after frost danger passes
  • Ensure excellent drainage – soggy soil is this cactus’s worst enemy
  • Space appropriately for mature size
  • Use thick gloves and long sleeves when handling

Ongoing Care:

  • Water sparingly – only during extended dry periods in the first year
  • No fertilization needed
  • Protect from frost in marginal zones
  • Prune only if necessary, using proper protective equipment

Wildlife and Pollinator Benefits

The branched pencil cholla’s yellow flowers attract various desert pollinators, including native bees and other insects. As a native plant, it plays an important role in supporting local desert ecosystems and provides habitat structure for small desert creatures.

Is Branched Pencil Cholla Right for You?

This plant is perfect if you love unique architectural forms, want to support native desert ecosystems, and appreciate ultra-low-maintenance gardening. However, consider carefully if you have children or pets who might get too close to those spiny stems!

Remember to source your plant responsibly given its conservation status, and enjoy watching this desert sculpture transform your landscape into a striking southwestern oasis.

Branched Pencil Cholla

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

Cylindropuntia (Engelm.) Kreuzinger - cholla

Species

Cylindropuntia ramosissima (Engelm.) F.M. Knuth - branched pencil cholla

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