North America Native Plant

Nutzotin Milkvetch

Botanical name: Astragalus nutzotinensis

USDA symbol: ASNU6

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada  

Nutzotin Milkvetch: A Hardy Native for Northern Gardens If you’re gardening in the far north and looking for a tough-as-nails native plant that laughs in the face of harsh winters, meet Nutzotin milkvetch (Astragalus nutzotinensis). This plucky little perennial might not be the showiest plant in the garden, but what ...

Nutzotin Milkvetch: A Hardy Native for Northern Gardens

If you’re gardening in the far north and looking for a tough-as-nails native plant that laughs in the face of harsh winters, meet Nutzotin milkvetch (Astragalus nutzotinensis). This plucky little perennial might not be the showiest plant in the garden, but what it lacks in flashiness, it more than makes up for in resilience and ecological value.

Where Does Nutzotin Milkvetch Call Home?

Nutzotin milkvetch is a true northerner, native to some of the most challenging growing regions in North America. You’ll find this hardy perennial naturally growing across Alaska, the Yukon Territory, and northern British Columbia. It’s perfectly adapted to life in the subarctic, where short growing seasons and extreme cold would send most garden plants packing.

What Makes This Plant Special?

Don’t let its modest appearance fool you – Nutzotin milkvetch has some serious garden credentials:

  • Extremely cold hardy (USDA zones 1-4)
  • Drought tolerant once established
  • Low maintenance requirements
  • Attracts native pollinators
  • Excellent for challenging growing conditions

The plant produces clusters of small, cream to white flowers that may seem understated, but they’re perfectly designed to attract the specialized pollinators of northern regions. The compound leaves and low-growing habit make it an excellent ground cover option.

Garden Design and Landscape Role

Nutzotin milkvetch shines in specialized garden settings where other plants might struggle. Consider it for:

  • Rock gardens and alpine plantings
  • Native plant gardens in northern regions
  • Xeriscaping in cold climates
  • Naturalistic landscapes
  • Ground cover in challenging spots

Its facultative wetland status means it’s adaptable – it can handle both wet and dry conditions, making it useful in areas where moisture levels fluctuate.

Growing Nutzotin Milkvetch Successfully

The key to success with this northern native is understanding what it needs – and thankfully, that’s not much!

Growing Conditions

  • Light: Full sun preferred
  • Soil: Well-draining soils essential
  • Water: Drought tolerant once established
  • Climate: Thrives in zones 1-4

Planting and Care Tips

Plant Nutzotin milkvetch in spring after the last frost. The most critical factor is ensuring excellent drainage – this plant absolutely cannot tolerate waterlogged soils. Once established, it requires minimal care and can handle the extreme conditions that would challenge most garden plants.

Water regularly during the first growing season to help establish roots, then step back and let this tough native do its thing. It’s adapted to survive with minimal inputs, so resist the urge to pamper it with fertilizers or frequent watering.

Should You Grow Nutzotin Milkvetch?

If you garden in zones 1-4 and appreciate native plants that can handle extreme conditions, Nutzotin milkvetch deserves a spot in your landscape. It’s particularly valuable for gardeners dealing with challenging sites where drainage is excellent but growing conditions are tough.

However, gardeners in warmer zones should look elsewhere – this plant is specifically adapted to northern conditions and won’t thrive in milder climates. For those lucky enough to garden in its native range, Nutzotin milkvetch offers an authentic piece of northern wilderness that supports local wildlife while requiring minimal care from you.

Sometimes the most rewarding plants are those that ask for little but give back much – and in the harsh northern landscape, Nutzotin milkvetch is exactly that kind of garden companion.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Alaska

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Nutzotin Milkvetch

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

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Astragalus L. - milkvetch

Species

Astragalus nutzotinensis Rouss. - Nutzotin milkvetch

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