North America Native Plant

Mountain Owl’s-clover

Botanical name: Orthocarpus imbricatus

USDA symbol: ORIM

Life cycle: annual

Habit: forb

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

Mountain Owl’s-Clover: A Charming Native Annual for Western Gardens If you’re looking to add a splash of natural color to your garden while supporting local wildlife, mountain owl’s-clover (Orthocarpus imbricatus) might just be the perfect addition to your native plant collection. This delightful little annual brings both beauty and ecological ...

Mountain Owl’s-Clover: A Charming Native Annual for Western Gardens

If you’re looking to add a splash of natural color to your garden while supporting local wildlife, mountain owl’s-clover (Orthocarpus imbricatus) might just be the perfect addition to your native plant collection. This delightful little annual brings both beauty and ecological value to gardens across the western United States and Canada.

What is Mountain Owl’s-Clover?

Mountain owl’s-clover is a native annual forb that belongs to the diverse family of flowering plants. As a forb, it’s an herbaceous plant without woody stems, completing its entire life cycle in just one growing season. Don’t let its small stature fool you—this charming wildflower packs a punch when it comes to garden appeal and wildlife support.

Where Does It Call Home?

This native beauty is truly a child of the West Coast. Mountain owl’s-clover naturally grows throughout British Columbia, California, Oregon, and Washington, making it an excellent choice for gardeners in these regions who want to create authentic native landscapes.

Why You’ll Love Growing Mountain Owl’s-Clover

There are plenty of reasons to welcome this native annual into your garden:

  • Pollinator magnet: The colorful flower spikes attract bees, butterflies, and other beneficial pollinators
  • Low maintenance: Once established, it requires minimal care and attention
  • Drought tolerant: Perfect for water-wise gardening practices
  • Natural beauty: Adds authentic wildflower charm with its spike-like clusters of small, vibrant blooms
  • Ecological value: Supports native wildlife and contributes to local ecosystem health

Perfect Garden Settings

Mountain owl’s-clover thrives in several garden styles:

  • Native plant gardens
  • Wildflower meadows
  • Naturalized landscapes
  • Rock gardens with well-drained conditions
  • Xerophytic (dry) gardens

Growing Conditions and Care

One of the best things about mountain owl’s-clover is how easy it is to grow. This adaptable native prefers:

  • Sunlight: Full sun to partial shade
  • Soil: Well-drained soils (tolerates poor soil conditions)
  • Water: Minimal watering once established
  • Climate zones: USDA hardiness zones 6-9

Planting and Care Tips

Getting started with mountain owl’s-clover is refreshingly simple:

  • Timing: Direct seed in fall or early spring
  • Planting: Scatter seeds on prepared soil surface and lightly rake in
  • Watering: Provide regular moisture until germination, then reduce watering
  • Maintenance: Minimal care required—let nature do most of the work
  • Self-seeding: Allow plants to go to seed for natural regeneration next year

Supporting Your Local Ecosystem

When you plant mountain owl’s-clover, you’re doing more than just beautifying your garden—you’re creating habitat for native pollinators and supporting the intricate web of relationships that make western ecosystems thrive. Native bees, butterflies, and other beneficial insects depend on plants like this for nectar and pollen.

Is Mountain Owl’s-Clover Right for Your Garden?

If you live within its native range and appreciate low-maintenance plants that offer both beauty and ecological benefits, mountain owl’s-clover is definitely worth considering. It’s particularly perfect for gardeners who want to create authentic native landscapes or support local wildlife populations.

This charming annual proves that sometimes the best garden additions are the ones that have been thriving in your region for thousands of years. Give mountain owl’s-clover a try, and you’ll likely find yourself enchanted by its simple beauty and grateful for its easy-going nature.

Mountain Owl’s-clover

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Orthocarpus Nutt. - owl's-clover

Species

Orthocarpus imbricatus Torr. ex S. Watson - mountain owl's-clover

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