North America Native Plant

Silverscale Saltbush

Botanical name: Atriplex argentea argentea

USDA symbol: ATARA

Life cycle: annual

Habit: forb

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

Silverscale Saltbush: A Hardy Native Annual for Western Gardens If you’re looking for a low-maintenance native plant that can handle tough growing conditions, silverscale saltbush (Atriplex argentea argentea) might just be the unsung hero your garden needs. This modest annual herb may not win any beauty contests, but it’s got ...

Silverscale Saltbush: A Hardy Native Annual for Western Gardens

If you’re looking for a low-maintenance native plant that can handle tough growing conditions, silverscale saltbush (Atriplex argentea argentea) might just be the unsung hero your garden needs. This modest annual herb may not win any beauty contests, but it’s got character – and some serious staying power in challenging landscapes.

What is Silverscale Saltbush?

Silverscale saltbush is an annual native plant that’s perfectly at home across much of North America. Don’t let its humble appearance fool you – this silvery-gray plant is a champion of adaptability. As its name suggests, it has a distinctly silvery appearance that can add a subtle, cool-toned backdrop to your native plant palette.

Where Does It Call Home?

This hardy native has quite an impressive range, naturally occurring across Canada in Alberta, British Columbia, Manitoba, and Saskatchewan, as well as throughout much of the western and central United States. You’ll find it growing wild in Arizona, California, Colorado, Idaho, Illinois, Kansas, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, South Dakota, Texas, Utah, Washington, and Wyoming.

Why Consider Silverscale Saltbush for Your Garden?

Here’s where this little plant really shines:

  • Drought tolerance: Once established, it can handle dry conditions like a champ
  • Low maintenance: Being an annual, it completes its life cycle in one growing season with minimal fuss
  • Native wildlife support: Provides habitat and food sources for small insects and other native creatures
  • Erosion control: Helps stabilize soil in challenging areas
  • Alkaline soil tolerance: Thrives in conditions where other plants struggle

Perfect Garden Situations

Silverscale saltbush is ideal for:

  • Xeriscapes and water-wise gardens
  • Native plant restoration projects
  • Difficult sites with poor or alkaline soil
  • Wildlife habitat gardens
  • Areas needing ground cover or erosion control

Growing Conditions and Care

The beauty of silverscale saltbush lies in its simplicity. This plant prefers:

  • Sunlight: Full sun exposure
  • Soil: Well-draining soils, particularly alkaline conditions
  • Water: Minimal watering once established – drought tolerant
  • Climate: Hardy in USDA zones 3-9

Planting and Care Tips

Getting started with silverscale saltbush is refreshingly straightforward:

  • Timing: Direct seed in fall or early spring when soil temperatures are cool
  • Planting: Scatter seeds on prepared soil surface and lightly rake in
  • Watering: Provide occasional water during germination, then let nature take over
  • Maintenance: Minimal care required – this plant is designed to fend for itself

The Bottom Line

Silverscale saltbush won’t be the star of your garden, but it’s the reliable supporting actor that makes everything else possible. If you have challenging growing conditions, want to support native wildlife, or are creating a low-maintenance native landscape, this humble annual deserves a spot in your garden. Plus, there’s something satisfying about growing a plant that’s perfectly adapted to your local conditions – it’s gardening the way nature intended.

Consider silverscale saltbush as part of a diverse native plant community where its subtle beauty and ecological benefits can truly shine alongside more showy native companions.

Silverscale Saltbush

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Chenopodiaceae Vent. - Goosefoot family

Genus

Atriplex L. - saltbush

Species

Atriplex argentea Nutt. - silverscale saltbush

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