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Region profile

Amundsen Plains

Amundsen Plains is a region extending from the Mackenzie Delta to Bathurst Inlet, characterized by massive shield rocks forming broad uplands and lowlands, a cold climate, shrub tundra vegetation, numerous lakes, and significant mineral development potential.

Zone

Arctic

Common Name

Amundsen Plains

CEC Level III Code

2.4.1

CEC Level II Code

2.4 Southern Arctic

Overview

About This Region

The Amundsen Plains region presents extreme challenges for pollinators due to its cold desert climate and lengthy periods of near-total darkness. With only cold-tolerant organisms and limited vegetation (moss, lichen), the factors affecting pollinators include low species diversity, scant flowering plants, and extreme cold. Any “Billion Small Steps” initiative must focus on supporting the few plant-like organisms capable of surviving this harsh environment.

Region facts

At a glance

AliasesAmundsen Plains
Geographic Range
The Amundsen Plains region extends from the eastern side of the Mackenzie Delta in the Northwest Territories southeastwards along the mainland coastal plain to Bathurst Inlet in Nunavut.
Climate SnapshotThe Amundsen Plains have a cold climate with a mean annual temperature of approximately -10.7°C, summer mean of 5.5°C, winter mean of -26.5°C, and mean annual precipitation ranging from 200 to 300 mm.
Terrain ProfileThe Amundsen Plains region is characterized by broad, sloping uplands, plateaus, and lowlands formed by massive shield rocks, with rolling surfaces generally below 300 meters above sea level (masl) but some rugged ridges reaching up to 610 masl.
Vegetation CoverThe vegetation is characterized by shrub tundra, including dwarf birch, willow, northern Labrador tea, Dryas spp., and Vaccinium, with scattered stands of spruce at the southern boundary and willow, sphagnum moss, and sedge tussocks dominating depressional sites.
Wildlife HabitatThe Amundsen Plains support diverse wildlife including caribou, muskox, moose, various bears, hare, fox, wolf, lynx, raptors, shorebirds, seabirds, waterfowl, and marine mammals like beluga whale, seals, and walrus.

Eco snapshot

What shapes this region

Climate pattern

  • Short, intense summer period when plants and insects are most active
  • Long winter conditions that limit flowering plants for much of the year
  • Microclimate (small local weather differences) matters: sheltered spots can behave very differently than exposed ones

Vegetation profile

The vegetation is characterized by shrub tundra, including dwarf birch, willow, northern Labrador tea, Dryas spp., and Vaccinium, with scattered stands of spruce at the southern boundary and willow, sphagnum moss, and sedge tussocks dominating depressional sites.

Wildlife profile

The Amundsen Plains support diverse wildlife including caribou, muskox, moose, various bears, hare, fox, wolf, lynx, raptors, shorebirds, seabirds, waterfowl, and marine mammals like beluga whale, seals, and walrus.

Why pollinators matter here

  • Flowering resources are seasonal and concentrated into a short window
  • Cold, wind, and short summers can limit how many flowering plants can establish
  • When flowers do bloom, they can be important “fuel stops” for local insects
  • Human-created gardens may be impractical in many locations, so impact often comes from actions taken in more plantable regions

Seasonal timing

Planting seasons

Timing varies by microclimate; use this as a flexible guide.

Seasonal timing

  • Focus on planning and learning during the long off-season
  • If you are planting elsewhere, aim for a mix that covers early, mid, and late bloom in that home region

Quick seasonal checklist

  • Choose native plants for your home region (or the place you can plant)
  • Plan for continuous bloom (early → late season)
  • Commit to pesticide-free care
  • Add nesting habitat (bare ground, stems/wood, and winter shelter)

Yearly needs

Pollinator calendar

What pollinators need throughout the year, and what to do about it.

Late winter/early springSafe shelter and early food sources where availableIn your home region: plan an early-bloom plant list; leave some leaf litter/standing stems until spring warms
SpringEarly nectar/pollen; nesting sites starting upPlant or pot up early bloomers in your home region; avoid all pesticides, especially “systemic” products
SummerSteady bloom; water; places to nestKeep flowers blooming (add mid-season plants); provide a shallow water dish with stones; leave some bare soil patches
Late summer/fallLate-season nectar/pollen to build reservesAdd late bloomers; avoid “fall cleanup” that removes shelter; let some plants go to seed
Winter or Dry SeasonProtected overwintering habitatLeave stems, seed heads, and some leaves; delay heavy cleanup until spring in your home region

What You Can Do

Make a difference for native habitats.

Turn this knowledge into action. Whether you plant a single pot or a whole garden, you are building a vital bridge for local biodiversity.

Join the movement to restore our shared habitats.

Native plants

Plants that thrive in this region

Alders (*Alnus* spp.)

Alders

Alders are fast-growing trees in the genus Alnus that are especially useful in damp spots and along edges where you want quick cover and early-season pollen for insects.

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Asters (*Symphyotrichum* spp.)

Asters

Asters are late-season wildflowers that bring a burst of daisy-like blooms when many gardens are winding down, making them a reliable choice for pollinator-friendly planting.

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Birches (*Betula* (genus))

Birches

Birches are graceful trees in the genus Betula, known for their often light-colored bark and early-season pollen and catkins that support springtime insects.

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Blueberries & huckleberries (*Vaccinium* (genus))

Blueberries & huckleberries

Blueberries and huckleberries (genus Vaccinium) are berry-producing shrubs with spring flowers that can support pollinators and later feed people and wildlife—great for gardens, schoolyards, and even large containers.

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Clovers (*Trifolium* spp.)

Clovers

Clovers are small, easygoing plants in the genus Trifolium that can add nectar and pollen to gardens, lawns, and pots while helping cover bare soil.

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Fireweed (*Chamerion* spp.)

Fireweed

Fireweed is a tough, fast-growing wildflower in the genus Chamerion that brings bright pink blooms and lots of pollinator activity to sunny, open spaces.

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Fleabanes (*Erigeron* spp.)

Fleabanes

Fleabanes (genus Erigeron) are easygoing wildflowers with daisy-like blooms that can brighten gardens, schoolyards, and balcony pots while offering steady nectar and pollen for many small pollinators.

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Goldenrods (*Solidago* spp.)

Goldenrods

Goldenrods are tough, sunny wildflowers in the genus Solidago that light up late-season gardens with golden blooms and provide reliable nectar and pollen when many other flowers are fading.

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Kinnikinnick (Arctostaphylos spp.)

Kinnikinnick

Kinnikinnick is a tough, low-growing evergreen groundcover in the genus Arctostaphylos (often called bearberry) that forms a tidy mat and offers small spring flowers followed by red berries.

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Manzanitas (West) (Arctostaphylos spp.)

Manzanitas

Manzanitas are tough, beautiful western shrubs with urn-shaped flowers that can feed early-season pollinators and evergreen leaves that keep gardens looking good year-round.

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Poplars, aspens & cottonwoods (*Populus*)

Poplars, aspens & cottonwoods

Poplars, aspens, and cottonwoods (genus Populus) are fast-growing trees best known for their fluttering leaves and soft “cottony” seeds. They can support early-season pollinators with spring catkins, but they’re also big, thirsty, and often short-lived in small yards—so they’re best chosen with space and roots in mind.

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Rushes (*Juncus* spp.)

Rushes

Rushes are tough, grass-like wetland plants (genus Juncus) that thrive in damp soil and help create calm, sheltered habitat at the edges of ponds, rain gardens, and low spots.

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Sedges (*Carex* (genus))

Sedges

Sedges (genus Carex) are grass-like plants that form tidy clumps and thrive in many garden conditions, especially where soil stays a bit damp. They add texture, cover bare ground, and can support small wildlife by providing shelter and nesting material.

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Willowherbs (*Epilobium* spp.)

Willowherbs

Willowherbs (genus Epilobium) are easygoing wildflowers that pop up in sunny, open spots and offer simple, nectar-rich blooms that many small pollinators can use.

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Willows (*Salix* spp.)

Willows

Willows are fast-growing trees and shrubs in the genus Salix that offer some of the earliest pollen and nectar of the year, making them a strong choice for pollinator-friendly yards, parks, and school grounds.

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Yarrow (*Achillea millefolium*)

Yarrow

Yarrow is a tough, easygoing wildflower that brings long-lasting blooms and steady pollinator visits to gardens, schoolyards, and even containers.

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Pollinators

Pollinators active in this region

Bee flies (Family Bombyliidae)

Bee flies

Adults visit flowers for nectar and can move pollen between blooms; their presence is a sign of diverse, functioning habitats.

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Bumble bees (Genus Bombus)

Bumble bees

Bumble bees are important pollinators of many wildflowers and garden plants, helping ecosystems and food crops reproduce.

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Dance flies (Family Empididae)

Dance flies

Many visit flowers for nectar and can move pollen between blooms while also playing important roles in local food webs.

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F_hoverfly-01.jpg

Flower flies / hoverflies

Adults visit flowers for nectar and pollen, and many species’ larvae help keep plant-eating pests in check.

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Geometer moths (Family Geometridae)

Geometer moths

Adults can help move pollen as they nectar at flowers, and their caterpillars are an important part of local food webs.

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Hawk / sphinx moths (Family Sphingidae)

Hawk / sphinx moths

They can move pollen between flowers while feeding on nectar, especially for blooms that open or scent up in the evening.

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Small nectar moths (micro-moths) (Multiple families (varies))

Small nectar moths (micro-moths)

Many small moths move pollen while feeding on nectar, supporting wild plants and garden blooms—especially in the evening and at night.

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Soldier flies (Family Stratiomyidae)

Soldier flies

Many adults visit flowers for nectar and can move pollen between blooms while feeding.

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Whites & sulphurs (Family Pieridae)

Whites & sulphurs

They visit a wide range of flowers for nectar and can help move pollen between blooms as they feed.

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