North America Native Plant

Patterson’s Bluegrass

Botanical name: Poa abbreviata pattersonii

USDA symbol: POABP

Life cycle: perennial

Habit: grass

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Poa abbreviata R. Br. ssp. jordalii (A.E. Porsild) Hultén (POABJ)  âš˜  Poa abbreviata R. Br. var. jordalii (A.E. Porsild) B. Boivin (POABJ2)  âš˜  Poa jordalii A.E. Porsild (POJO)  âš˜  Poa pattersonii Vasey (POPA3)   

Patterson’s Bluegrass: A Hardy Native Grass for Challenging Landscapes If you’re looking for a tough, low-maintenance native grass that can handle some of nature’s more challenging conditions, Patterson’s bluegrass (Poa abbreviata pattersonii) might just be your new garden ally. This unassuming perennial grass has been quietly thriving in some of ...

Patterson’s Bluegrass: A Hardy Native Grass for Challenging Landscapes

If you’re looking for a tough, low-maintenance native grass that can handle some of nature’s more challenging conditions, Patterson’s bluegrass (Poa abbreviata pattersonii) might just be your new garden ally. This unassuming perennial grass has been quietly thriving in some of North America’s harshest environments for millennia, and it’s ready to bring that same resilience to your landscape.

Meet Patterson’s Bluegrass

Patterson’s bluegrass is a native perennial grass that belongs to the graminoid family – essentially the fancy botanical way of saying it’s a grass or grass-like plant. Don’t let its modest appearance fool you; this hardy little grass packs a serious punch when it comes to adaptability and ecological value.

Like many native plants, this species goes by several scientific names in botanical literature, including Poa jordalii and Poa pattersonii, but Patterson’s bluegrass remains the most widely recognized common name.

Where Patterson’s Bluegrass Calls Home

This remarkable grass is native to a impressive swath of North America, naturally occurring from Alaska down through western Canada and into the western United States. You’ll find it thriving across Alberta, British Columbia, Alaska, California, Colorado, Yukon, Northwest Territories, Idaho, Montana, Nevada, Oregon, Utah, and Wyoming.

The fact that it naturally grows in such diverse climates – from the frigid reaches of Alaska to the arid mountains of Nevada – tells you everything you need to know about its adaptability.

Why Choose Patterson’s Bluegrass?

There are several compelling reasons to consider this native grass for your landscape:

  • Incredible hardiness: Thrives in USDA zones 2-7, making it suitable for even the coldest climates
  • Low maintenance: Once established, it requires minimal care and can handle drought conditions
  • Native plant benefits: Supports local ecosystems and provides habitat structure for beneficial insects
  • Erosion control: Excellent for stabilizing slopes and challenging terrain
  • Fine texture: Adds delicate, natural beauty to landscapes without being showy

Perfect Garden Settings

Patterson’s bluegrass isn’t your typical lawn substitute – it’s much more interesting than that! This grass shines in:

  • Alpine and rock gardens where its natural mountain heritage feels at home
  • Naturalistic landscapes that celebrate native plant communities
  • Restoration projects, especially in high-elevation or northern regions
  • Erosion-prone slopes where its root system can work its magic
  • Wildlife gardens where every plant plays a role in supporting local fauna

Growing Patterson’s Bluegrass Successfully

The beauty of working with native plants like Patterson’s bluegrass is that they’re already adapted to succeed in your local conditions. Here’s how to give them their best start:

Light and Location

This adaptable grass performs well in full sun to partial shade. In its native habitat, it often grows in areas with intense sunlight and dramatic temperature swings, so it can handle quite a bit.

Soil Requirements

Patterson’s bluegrass isn’t picky about soil – in fact, it seems to prefer the challenging stuff that other plants struggle with. It thrives in well-draining soils and actually tolerates poor, rocky, or sandy conditions better than rich, heavily amended garden soil.

Planting and Care Tips

  • Plant in spring or early fall when temperatures are moderate
  • Space plants appropriately for the mature size, as this grass forms loose tufts
  • Water regularly during the first growing season to help establish roots
  • Once established, it’s remarkably drought tolerant
  • Minimal fertilization needed – too much can actually make it less hardy
  • May self-seed in favorable conditions, gradually naturalizing an area

Wildlife and Ecological Benefits

While Patterson’s bluegrass is wind-pollinated (so it won’t attract butterflies like a showy wildflower), it still plays an important ecological role. The grass provides habitat structure for small beneficial insects and contributes to the complex web of native plant communities that wildlife depends on.

Is Patterson’s Bluegrass Right for Your Garden?

This native grass is an excellent choice if you’re looking to create sustainable, low-maintenance landscapes that celebrate your region’s natural heritage. It’s particularly valuable for gardeners dealing with challenging growing conditions – poor soil, slopes, extreme weather, or areas where other plants struggle.

However, if you’re after immediate visual impact or traditional ornamental appeal, you might want to pair Patterson’s bluegrass with more showy native companions. Think of it as the reliable supporting actor that makes the whole production work beautifully.

By choosing native plants like Patterson’s bluegrass, you’re not just creating a beautiful landscape – you’re participating in the preservation and celebration of North America’s incredible plant heritage. And really, what could be more rewarding than that?

Patterson’s Bluegrass

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Poa L. - bluegrass

Species

Poa abbreviata R. Br. - short bluegrass

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