North America Native Plant

Alaska Alkaligrass

Botanical name: Puccinellia kamtschatica

USDA symbol: PUKA

Life cycle: perennial

Habit: grass

Native status: Native to Alaska  

Alaska Alkaligrass: A Hardy Native Grass for Specialized Gardens If you’re looking for a grass that thrives where most plants fear to tread, meet Alaska alkaligrass (Puccinellia kamtschatica). This tough-as-nails perennial grass might not win any beauty contests, but it’s a true champion of extreme conditions and wetland restoration projects. ...

Rare plant alert!

Region: Conservation status by state

Status: S2Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ 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) ⚘

Alaska Alkaligrass: A Hardy Native Grass for Specialized Gardens

If you’re looking for a grass that thrives where most plants fear to tread, meet Alaska alkaligrass (Puccinellia kamtschatica). This tough-as-nails perennial grass might not win any beauty contests, but it’s a true champion of extreme conditions and wetland restoration projects.

What Is Alaska Alkaligrass?

Alaska alkaligrass is a native perennial grass that belongs to the Poaceae family. This hardy species forms loose tufts of narrow leaves and has adapted to some of Alaska’s most challenging environments. As its name suggests, this grass has a remarkable tolerance for alkaline and saline soils that would spell doom for most other plants.

Where Does It Grow?

This specialized grass is native exclusively to Alaska, where it thrives in coastal areas and wetland environments throughout the state. It’s perfectly adapted to the harsh Arctic and subarctic conditions that define much of Alaska’s landscape.

Should You Plant Alaska Alkaligrass?

Alaska alkaligrass isn’t your typical garden grass, and that’s both its limitation and its strength. Here’s what you need to know:

The Pros:

  • Extremely hardy (USDA zones 1-4) – can handle brutal cold
  • Native species supporting local ecosystems
  • Excellent for wetland restoration and erosion control
  • Thrives in challenging alkaline and saline conditions
  • Low maintenance once established

The Considerations:

  • Very specific growing requirements – not suitable for typical lawns
  • Limited ornamental appeal
  • Requires consistently wet conditions
  • May have conservation concerns (rarity status unclear)
  • Difficult to source commercially

Growing Conditions and Care

Alaska alkaligrass is what botanists call an obligate wetland plant, meaning it almost always occurs in wetlands. If you’re considering planting this grass, you’ll need to replicate these specialized conditions:

  • Moisture: Consistently moist to wet soil – this grass doesn’t do dry conditions
  • Soil type: Tolerates and even prefers alkaline or saline soils
  • Sunlight: Full sun exposure
  • Climate: Extremely cold hardy, suited for the coldest zones (1-4)

Best Uses in the Landscape

This isn’t a grass for traditional landscaping, but it shines in specialized applications:

  • Wetland restoration projects
  • Rain gardens in extremely cold climates
  • Coastal erosion control
  • Native plant collections
  • Specialized ecological gardens

Planting and Establishment

Growing Alaska alkaligrass requires patience and the right conditions. Since this species may have conservation concerns, it’s crucial to source seeds or plants responsibly from reputable native plant suppliers. The grass is typically propagated from seed, though germination can be challenging without proper stratification and consistently moist conditions.

Once established, Alaska alkaligrass requires minimal maintenance, as it’s adapted to harsh natural conditions. However, maintaining consistent soil moisture is absolutely critical for success.

The Bottom Line

Alaska alkaligrass is a specialized plant for specialized situations. While it won’t transform your typical backyard into a showstopper, it’s invaluable for wetland restoration, erosion control, and supporting native ecosystems in Alaska’s harsh climate. If you have the right conditions and environmental goals, this hardy native grass could be exactly what your landscape needs.

Just remember to source it responsibly, given its potentially limited conservation status, and be prepared to provide the consistently wet, alkaline conditions it craves. Sometimes the most challenging plants to grow are also the most rewarding to succeed with!

Alaska Alkaligrass

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

Puccinellia Parl. - alkaligrass

Species

Puccinellia kamtschatica Holmb. - Alaska alkaligrass

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