North America Native Plant

Glandular Clarkia

Botanical name: Clarkia arcuata

USDA symbol: CLAR

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Godetia hispidula S. Watson (GOHI6)   

Glandular Clarkia: A Charming California Native Wildflower If you’re looking to add some delicate spring color to your California garden while supporting local wildlife, glandular clarkia (Clarkia arcuata) might just be the perfect addition. This charming annual wildflower brings a touch of wild beauty to any landscape with its dainty ...

Glandular Clarkia: A Charming California Native Wildflower

If you’re looking to add some delicate spring color to your California garden while supporting local wildlife, glandular clarkia (Clarkia arcuata) might just be the perfect addition. This charming annual wildflower brings a touch of wild beauty to any landscape with its dainty pink to purple blooms and easy-going nature.

Meet the Glandular Clarkia

Glandular clarkia is a true California native, belonging to the evening primrose family. You might also see it listed under its botanical synonym Godetia hispidula, but don’t let that confuse you – it’s the same lovely little wildflower. As an annual forb, this herbaceous plant completes its entire life cycle in one growing season, making it a perfect candidate for gardeners who enjoy seasonal variety.

Where Does It Call Home?

This California endemic is naturally found throughout the Golden State, particularly thriving in the Sierra Nevada foothills and Central Valley regions. Its native range makes it perfectly adapted to California’s unique climate conditions and seasonal patterns.

What Makes It Special?

Glandular clarkia may be small in stature, but it packs a visual punch with its delicate four-petaled flowers that bloom in shades of pink to purple. The flowers appear in spring and early summer, creating carpets of color in naturalized areas. Despite its delicate appearance, this little wildflower is surprisingly tough and drought-tolerant once established.

Perfect Garden Roles

This versatile native works beautifully in several garden settings:

  • Wildflower meadows and naturalized areas
  • Native plant gardens focused on California flora
  • Drought-tolerant landscape designs
  • Spring color displays
  • Pollinator-friendly garden spaces

Growing Conditions and Care

One of the best things about glandular clarkia is how low-maintenance it can be when grown in the right conditions. Here’s what this California native prefers:

  • Sunlight: Full sun exposure for best flowering
  • Soil: Well-draining sandy or loamy soils
  • Water: Minimal irrigation once established; drought-tolerant
  • Climate zones: USDA zones 8-10 (ideal for California climates)

Planting and Care Tips

Getting glandular clarkia established in your garden is refreshingly simple:

  • Direct sow seeds in fall or early spring for best results
  • Scatter seeds over prepared soil and lightly rake in
  • Water gently until germination occurs
  • Once established, reduce watering significantly – this plant thrives on neglect!
  • Allow plants to self-seed for natural re-establishment next season

The beauty of working with native annuals like glandular clarkia is that they often know exactly what they need. Once you provide the right growing conditions, they typically take care of themselves.

Benefits for Wildlife

By choosing glandular clarkia for your garden, you’re not just adding beauty – you’re creating habitat and food sources for local wildlife. The flowers attract native bees, butterflies, and other pollinators who have co-evolved with California’s native flora. These relationships are crucial for maintaining healthy local ecosystems.

Is Glandular Clarkia Right for Your Garden?

Glandular clarkia is an excellent choice for California gardeners who want to:

  • Support native wildlife and pollinators
  • Create low-water, sustainable landscapes
  • Add natural spring color to their gardens
  • Grow plants that are perfectly adapted to local conditions

However, gardeners outside of California or in very different climate zones might want to consider other native alternatives better suited to their specific regions.

With its delicate beauty, ecological benefits, and easy-care nature, glandular clarkia proves that sometimes the best garden additions are the ones that have been thriving in your area for centuries. Give this charming California native a try, and you might just find yourself with a new favorite wildflower that returns year after year through its natural self-seeding habit.

Glandular Clarkia

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

Myrtales

Family

Onagraceae Juss. - Evening Primrose family

Genus

Clarkia Pursh - clarkia

Species

Clarkia arcuata (Kellogg) A. Nelson & J.F. Macbr. - glandular clarkia

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