North America Native Plant

Silvery Lupine

Botanical name: Lupinus argenteus argenteus

USDA symbol: LUARA5

Life cycle: perennial

Habit: subshrub

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

Silvery Lupine: A Stunning Native Wildflower for Your Garden If you’re looking to add some wild beauty to your landscape while supporting local ecosystems, silvery lupine (Lupinus argenteus argenteus) might just be your new best friend. This gorgeous native perennial brings both striking visual appeal and important ecological benefits to ...

Silvery Lupine: A Stunning Native Wildflower for Your Garden

If you’re looking to add some wild beauty to your landscape while supporting local ecosystems, silvery lupine (Lupinus argenteus argenteus) might just be your new best friend. This gorgeous native perennial brings both striking visual appeal and important ecological benefits to gardens across much of North America.

What Makes Silvery Lupine Special

Silvery lupine is a true North American native, calling both Canada and the lower 48 states home. As a perennial forb (that’s garden-speak for a non-woody flowering plant), it comes back year after year to grace your garden with its distinctive silver-green foliage and stunning flower spikes in shades of blue to purple.

This hardy wildflower grows naturally across an impressive range of states and provinces, including Alberta, British Columbia, Arizona, California, Colorado, Saskatchewan, Idaho, Kansas, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, South Dakota, Utah, Washington, and Wyoming.

Why Your Garden (and Local Wildlife) Will Love It

Silvery lupine isn’t just a pretty face – it’s a pollinator powerhouse. Bees, butterflies, and other beneficial insects flock to its nectar-rich blooms, making it an excellent choice for gardeners who want to support local wildlife. The plant’s unique flower structure is particularly well-suited to native bee species, helping to maintain healthy pollinator populations in your area.

From a design perspective, silvery lupine brings wonderful texture and color contrast to naturalized areas, wildflower gardens, and prairie restorations. Its silvery foliage provides an attractive backdrop for other native plants, while the tall flower spikes add vertical interest and drama to the landscape.

Perfect Garden Scenarios

This versatile native shines in several garden styles:

  • Native plant gardens and prairie restorations
  • Xeriscaping and drought-tolerant landscapes
  • Mountain and high-altitude gardens
  • Cottage garden borders (for a wild, naturalistic look)
  • Wildlife habitat gardens

Growing Conditions and Care

One of silvery lupine’s best qualities is its low-maintenance nature once established. This tough native thrives in USDA hardiness zones 3-8, making it suitable for a wide range of climates from cold mountain regions to more temperate areas.

Here’s what silvery lupine needs to thrive:

  • Sunlight: Full sun exposure for best flowering and growth
  • Soil: Well-draining soils (it’s not picky about soil type)
  • Water: Drought tolerant once established; minimal watering needed
  • Maintenance: Very low – just let it do its thing!

Planting and Propagation Tips

Getting silvery lupine started in your garden is relatively straightforward, though a little patience goes a long way. The easiest method is growing from seed, which can be sown in fall for natural cold stratification or in early spring.

For better germination rates, try scarifying the seeds (lightly scratching the seed coat with sandpaper) before planting. This helps water penetrate the tough seed coating. Once your silvery lupine is established, it may self-seed in ideal conditions, gradually naturalizing in your landscape.

The Bottom Line

Silvery lupine offers gardeners the best of both worlds: stunning beauty with minimal fuss. As a native plant, it’s perfectly adapted to local growing conditions and provides crucial support for native wildlife. Whether you’re creating a prairie garden, adding to a pollinator habitat, or simply want a low-maintenance perennial that delivers big visual impact, silvery lupine deserves serious consideration.

Plus, there’s something deeply satisfying about growing plants that have called your region home for thousands of years. Your garden becomes part of the larger ecological story, supporting the intricate web of relationships between plants, pollinators, and wildlife that make our natural world so fascinating and resilient.

Silvery Lupine

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

Lupinus L. - lupine

Species

Lupinus argenteus Pursh - silvery lupine

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