North America Native Plant

Northern Groundsel

Botanical name: Packera hyperborealis

USDA symbol: PAHY5

Life cycle: perennial

Habit: forb

Native status: Native to Alaska ⚘ Native to Canada ⚘ Native to the lower 48 states  

Synonyms: Senecio hyperborealis Greenm. (SEHY3)   

Northern Groundsel: A Hardy Native Wildflower for Cool Climate Gardens If you’re gardening in the northern reaches of North America and looking for a resilient native wildflower that can handle your challenging climate, northern groundsel (Packera hyperborealis) might just be your new best friend. This tough little perennial brings cheerful ...

Northern Groundsel: A Hardy Native Wildflower for Cool Climate Gardens

If you’re gardening in the northern reaches of North America and looking for a resilient native wildflower that can handle your challenging climate, northern groundsel (Packera hyperborealis) might just be your new best friend. This tough little perennial brings cheerful yellow blooms to areas where many other plants struggle to survive.

What is Northern Groundsel?

Northern groundsel is a hardy perennial forb that belongs to the sunflower family. Don’t let the technical term forb intimidate you – it simply means this is an herbaceous flowering plant without woody stems. This native wildflower forms attractive basal rosettes of leaves and produces clusters of small, bright yellow daisy-like flowers that add a splash of sunshine to northern gardens.

You might also encounter this plant listed under its former scientific name, Senecio hyperborealis, in older gardening references or plant catalogs.

Where Northern Groundsel Calls Home

This remarkable plant is truly a child of the North. Northern groundsel is native to some of the most challenging climates in North America, naturally occurring in Alaska, western and northern Canada (including Alberta, British Columbia, Yukon, Northwest Territories, and Nunavut), and northern Montana. If you live in these regions, you’re growing a plant that’s perfectly adapted to your local conditions.

Why Choose Northern Groundsel for Your Garden?

There are several compelling reasons to consider adding northern groundsel to your landscape:

  • Native plant benefits: As a native species, it supports local ecosystems and requires minimal resources once established
  • Extreme hardiness: Thrives in USDA zones 2-6, handling temperatures that would kill most garden plants
  • Pollinator support: The cheerful yellow flowers attract various small pollinators, including native flies, small bees, and beetles
  • Low maintenance: Once established, this tough plant largely takes care of itself
  • Unique beauty: Brings a distinctive northern charm to gardens where few flowering plants can survive

Perfect Garden Settings

Northern groundsel shines in specific garden styles and locations:

  • Alpine and rock gardens: Its compact size and hardy nature make it ideal for mountainous or rocky terrain
  • Native plant gardens: A natural choice for gardens focused on indigenous flora
  • Naturalized areas: Perfect for creating wild meadow-like spaces
  • Ground cover applications: Can help stabilize soil while providing visual interest

Growing Northern Groundsel Successfully

The beauty of northern groundsel lies in its simplicity. This plant evolved in harsh conditions, so it doesn’t demand the pampering that many garden plants require.

Ideal Growing Conditions

  • Light: Partial shade to full sun, though it appreciates some protection during the hottest part of the day
  • Soil: Well-draining soil is essential – this plant won’t tolerate soggy conditions
  • Moisture: Prefers consistently cool, moist (but not waterlogged) conditions
  • Climate: Thrives in cool climates and may go dormant during hot summer weather

Planting and Care Tips

Getting northern groundsel established is straightforward if you keep its northern heritage in mind:

  • Plant in spring or early fall when temperatures are cooler
  • Space plants appropriately to allow for their natural spread
  • Mulch around plants to help retain soil moisture and keep roots cool
  • Water regularly during the first growing season, then reduce as the plant becomes established
  • Don’t worry if the plant appears to go dormant during hot spells – this is normal behavior
  • Minimal fertilization needed; rich soils may actually promote weak, leggy growth

A Word of Caution and Sourcing

When sourcing northern groundsel, always purchase from reputable native plant nurseries or seed suppliers. Wild collection of native plants can harm natural populations, so choose nursery-grown plants or responsibly collected seeds. Some specialty northern or alpine plant nurseries may carry this species, though it’s not commonly found in mainstream garden centers.

Is Northern Groundsel Right for Your Garden?

Northern groundsel is an excellent choice if you garden in zones 2-6 and want to support native ecosystems while adding unique beauty to challenging sites. It’s particularly valuable for gardeners in Alaska, northern Canada, and northern Montana who want flowering plants that truly belong in their landscape.

However, if you garden in warmer climates, this northern specialist probably isn’t the right fit for your garden. Instead, look for native groundsel species that are adapted to your local conditions – there are many Packera species native to different regions that might serve you better.

For northern gardeners seeking hardy, low-maintenance native plants that support local wildlife, northern groundsel offers a perfect combination of resilience, beauty, and ecological value. It’s a reminder that sometimes the most challenging growing conditions produce the most remarkable plants.

Northern Groundsel

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Packera Á. Löve & D. Löve - ragwort

Species

Packera hyperborealis (Greenm.) Á. Löve & D. Löve - northern groundsel

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