North America Native Plant

Mojave Desert Plum

Botanical name: Prunus eremophila

USDA symbol: PRER4

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Mojave Desert Plum: A Rare Gem for the Desert Garden If you’re passionate about desert gardening and native plants, you’ve probably never heard of the Mojave Desert plum (Prunus eremophila). And there’s a very good reason for that – this remarkable shrub is one of California’s rarest native plants, making ...

Rare plant alert!

Region: Conservation status by state

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Mojave Desert Plum: A Rare Gem for the Desert Garden

If you’re passionate about desert gardening and native plants, you’ve probably never heard of the Mojave Desert plum (Prunus eremophila). And there’s a very good reason for that – this remarkable shrub is one of California’s rarest native plants, making it both incredibly special and requiring our careful stewardship.

What Makes This Plant So Special?

The Mojave Desert plum is a true desert survivor, a multi-stemmed woody shrub that typically grows to about 13-16 feet tall. As a perennial member of the rose family, it’s perfectly adapted to some of the harshest conditions in the American Southwest. In spring, it produces delicate white to pink flowers that seem almost magical blooming in the stark desert landscape, followed by small purple-black fruits that provide crucial food for desert wildlife.

Where Does It Come From?

This native beauty calls California home, specifically the Mojave Desert region. You’ll find it naturally growing in desert washes and canyon bottoms, where it takes advantage of occasional water flow while still thriving in extremely arid conditions.

The Rarity Factor: Why You Need to Know This

Here’s where things get serious. The Mojave Desert plum has a Global Conservation Status of S1, which means it’s critically imperiled. With typically five or fewer known occurrences and very few remaining individuals (less than 1,000), this plant is hanging on by a thread in the wild due to extreme rarity and factors that make it especially vulnerable to extinction.

What this means for gardeners: If you’re considering adding this plant to your landscape, you absolutely must source it responsibly. Never collect from wild populations, and only purchase from reputable native plant nurseries that can guarantee their plants are ethically propagated, not wild-collected.

Garden Design and Landscape Role

Despite its rarity – or perhaps because of it – the Mojave Desert plum can play a starring role in the right garden setting. It’s perfect for:

  • Xeriscape and drought-tolerant landscapes
  • Native plant gardens focused on California desert species
  • Wildlife habitat gardens
  • Specimen plantings where its unique form can be appreciated

This isn’t a plant for formal gardens or high-water landscapes. It shines in naturalistic desert settings where its rugged beauty and ecological value can be fully appreciated.

Growing Conditions and Care

The Mojave Desert plum is suited for USDA hardiness zones 8-10 and thrives in conditions that would stress most other plants:

  • Sunlight: Full sun is essential
  • Soil: Well-draining sandy or rocky soil – drainage is critical
  • Water: Extremely drought tolerant once established; avoid overwatering at all costs
  • Maintenance: Minimal care required once established

Planting and Care Tips

If you’re fortunate enough to source this rare plant responsibly, here’s how to give it the best start:

  • Plant in fall or early spring when temperatures are moderate
  • Ensure excellent drainage – this plant cannot tolerate wet feet
  • Water sparingly during establishment, then back off significantly
  • Avoid fertilizers, which can actually harm this desert-adapted species
  • Be patient – desert plants often grow slowly but live long lives

Wildlife and Pollinator Benefits

The spring flowers attract native bees and other desert pollinators, while the small fruits provide food for birds and small mammals. By growing this plant, you’re creating habitat for wildlife that has co-evolved with this species over thousands of years.

Should You Grow It?

The Mojave Desert plum presents a unique opportunity for the dedicated native plant gardener. If you have the right conditions – a desert or drought-tolerant garden in the appropriate climate zones – and can source the plant ethically, growing this rare beauty is both a privilege and a conservation act.

However, this isn’t a plant for beginners or anyone looking for a quick-growing, high-impact landscape addition. It’s for gardeners who appreciate the subtle beauty of desert plants and understand the responsibility that comes with growing critically rare species.

Remember: with great rarity comes great responsibility. Only proceed if you can guarantee responsible sourcing and appropriate growing conditions. When we choose to grow rare native plants, we become part of their conservation story.

Mojave Desert Plum

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Prunus L. - plum

Species

Prunus eremophila Prigge - Mojave Desert plum

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