North America Native Plant

Bolander’s Yampah

Botanical name: Perideridia bolanderi

USDA symbol: PEBO2

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Bolander’s Yampah: A Delicate Native Beauty for Western Gardens If you’re looking to add some delicate charm to your native plant garden, meet Bolander’s yampah (Perideridia bolanderi). This unassuming little wildflower might not win any showiness contests, but it brings a subtle elegance that’s perfect for naturalistic landscapes. Plus, it’s ...

Bolander’s Yampah: A Delicate Native Beauty for Western Gardens

If you’re looking to add some delicate charm to your native plant garden, meet Bolander’s yampah (Perideridia bolanderi). This unassuming little wildflower might not win any showiness contests, but it brings a subtle elegance that’s perfect for naturalistic landscapes. Plus, it’s a true western native that knows how to thrive in challenging conditions – what’s not to love?

What is Bolander’s Yampah?

Bolander’s yampah is a perennial forb, which is just a fancy way of saying it’s a non-woody flowering plant that comes back year after year. Think of it as nature’s delicate umbrella – it produces clusters of tiny white flowers arranged in umbrella-shaped formations called umbels. These airy blooms dance on slender stems above fine, feathery foliage that adds wonderful texture to any planting.

Where Does It Call Home?

This native beauty is a true westerner, naturally found across seven states: California, Idaho, Nevada, Oregon, Utah, Washington, and Wyoming. It’s perfectly adapted to the mountainous regions and varied climates of the western United States, making it an excellent choice for gardeners in these areas who want to work with nature rather than against it.

Why Plant Bolander’s Yampah in Your Garden?

Here are several compelling reasons to consider this native charmer:

  • Low maintenance: Once established, it’s remarkably drought tolerant and requires minimal care
  • Pollinator magnet: The umbrella-shaped flowers attract beneficial insects, bees, and other small pollinators
  • Authentic beauty: It brings genuine native character to your landscape
  • Textural interest: The fine, feathery foliage adds delicate contrast to bolder plants
  • Adaptable: Thrives in USDA hardiness zones 4-8

Perfect Garden Settings

Bolander’s yampah shines in several garden styles:

  • Native plant gardens: A natural fit for authentic regional landscapes
  • Wildflower meadows: Adds delicate vertical interest among grasses and other wildflowers
  • Xeriscapes: Perfect for water-wise gardening once established
  • Mountain gardens: Ideal for higher elevation or rocky terrain plantings
  • Naturalized areas: Great for creating that wild look in larger spaces

Growing Conditions and Care

The beauty of Bolander’s yampah lies in its simplicity. This plant prefers:

  • Sunlight: Full sun to partial shade
  • Soil: Well-drained soils (it doesn’t like wet feet!)
  • Water: Regular water during establishment, then drought tolerant
  • Climate: Hardy in zones 4-8

Don’t be surprised if your yampah goes dormant during the hottest part of summer – this is completely normal survival behavior for many native plants. It’s just taking a little siesta until cooler weather returns.

Planting and Care Tips

Getting started with Bolander’s yampah is refreshingly straightforward:

  • Timing: Plant in spring or fall for best establishment
  • Spacing: Give plants room to naturalize – they look best in informal groups
  • Watering: Water regularly the first year, then reduce significantly
  • Fertilizing: Skip it! Native plants prefer lean soils
  • Pruning: Let spent flowers go to seed to encourage self-seeding and provide food for wildlife

The Bottom Line

Bolander’s yampah might not be the flashiest plant in the garden center, but it’s exactly the kind of reliable, beautiful native that makes gardening feel effortless. If you’re in its native range and want to create a landscape that works with your local ecosystem rather than against it, this delicate beauty deserves a spot in your garden. Your local pollinators will thank you, and you’ll love the subtle charm it brings to your outdoor space.

Ready to embrace the quiet elegance of native plants? Bolander’s yampah might just become your new favorite low-key garden star.

Bolander’s Yampah

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

Apiales

Family

Apiaceae Lindl. - Carrot family

Genus

Perideridia Rchb. - yampah

Species

Perideridia bolanderi (A. Gray) A. Nelson & J.F. Macbr. - Bolander's yampah

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