North America Native Plant

Seabluff Catchfly

Botanical name: Silene douglasii var. oraria

USDA symbol: SIDOO

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Silene oraria M. Peck (SIOR6)   

Seabluff Catchfly: A Rare Coastal Gem for Oregon Gardens If you’re lucky enough to garden along Oregon’s spectacular coastline, you might want to get acquainted with one of the state’s most charming—and rarest—native wildflowers: the seabluff catchfly (Silene douglasii var. oraria). This petite perennial is a true coastal specialist that ...

Rare plant alert!

Region: Conservation status by state

Status: S4T1: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Seabluff Catchfly: A Rare Coastal Gem for Oregon Gardens

If you’re lucky enough to garden along Oregon’s spectacular coastline, you might want to get acquainted with one of the state’s most charming—and rarest—native wildflowers: the seabluff catchfly (Silene douglasii var. oraria). This petite perennial is a true coastal specialist that brings delicate beauty to gardens while supporting local ecosystems.

What Makes Seabluff Catchfly Special?

Seabluff catchfly is a native Oregon forb—essentially a non-woody flowering plant—that has adapted specifically to life along our rugged coastline. As a perennial, it returns year after year once established, making it a reliable addition to coastal gardens. You might also see it referenced by its synonym, Silene oraria, in older gardening references.

This plant is found exclusively in Oregon, where it clings to sea bluffs and coastal areas with remarkable tenacity. Its natural habitat gives you a big clue about what this plant loves: well-drained soils, salt spray, and the bright but often filtered light of coastal environments.

Important Conservation Note

Here’s something crucial every gardener should know: seabluff catchfly has a Global Conservation Status of S4T1, meaning it’s considered quite rare. Before you get excited about adding this beauty to your garden, please ensure any plants you acquire are from responsibly sourced material—never wild-collected. Supporting nurseries that propagate native plants ethically helps protect wild populations while still allowing gardeners to enjoy these special species.

Garden Appeal and Design Uses

Seabluff catchfly produces clusters of small, delicate flowers that typically bloom in white to soft pink hues. Its compact, low-growing habit makes it perfect for:

  • Rock gardens and coastal-themed landscapes
  • Native plant gardens focused on Oregon species
  • Ground cover in areas with excellent drainage
  • Containers for gardeners wanting to showcase rare natives

The plant’s natural coastal origins make it an excellent choice for gardens near the ocean, where many plants struggle with salt spray and sandy soils.

Growing Conditions and Care

Seabluff catchfly thrives in USDA hardiness zones 7-9, which covers most of coastal Oregon perfectly. Here’s what this coastal native needs to flourish:

  • Sunlight: Full sun to partial shade
  • Soil: Well-drained soils are absolutely essential—this plant won’t tolerate soggy conditions
  • Water: Drought tolerant once established, requiring minimal supplemental watering
  • Salt tolerance: Excellent tolerance for salt spray, making it ideal for oceanfront properties

Wildlife and Pollinator Benefits

Like many native wildflowers, seabluff catchfly supports local pollinators, particularly butterflies and moths that are attracted to its blooms. By growing this plant, you’re not just adding beauty to your garden—you’re creating habitat for Oregon’s native insects and supporting coastal ecosystems.

Should You Grow Seabluff Catchfly?

If you garden in coastal Oregon and can source plants responsibly, seabluff catchfly makes a wonderful addition to native plant collections. Its low-maintenance nature, coastal adaptations, and pollinator appeal make it a gardener’s dream. However, its rarity means it’s not a plant to grow casually—treat it as the special conservation treasure it is.

For gardeners outside its native range or those unable to source responsibly propagated plants, consider other coastal-adapted native catchflies or similar low-growing coastal perennials that might provide similar aesthetic and ecological benefits without conservation concerns.

Remember: the best native gardening practices always prioritize conservation. By choosing responsibly sourced plants and supporting ethical nurseries, we can enjoy these botanical treasures while ensuring they’ll be around for future generations to appreciate.

Seabluff Catchfly

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

Caryophyllaceae Juss. - Pink family

Genus

Silene L. - catchfly

Species

Silene douglasii Hook. - Douglas's catchfly

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