North America Native Plant

Okanogan Fameflower

Botanical name: Phemeranthus sediformis

USDA symbol: PHSE20

Life cycle: perennial

Habit: forb

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

Synonyms: Talinum okanoganense English (TAOK2)  âš˜  Talinum sediforme Poelln. (TASE)   

Okanogan Fameflower: A Charming Native Succulent for Pacific Northwest Gardens Meet the Okanogan fameflower (Phemeranthus sediformis), a delightful little native plant that’s perfect for gardeners who love low-maintenance, drought-tolerant beauties. This unassuming perennial might not win any flashy flower contests, but it’s got character in spades and deserves a spot ...

Okanogan Fameflower: A Charming Native Succulent for Pacific Northwest Gardens

Meet the Okanogan fameflower (Phemeranthus sediformis), a delightful little native plant that’s perfect for gardeners who love low-maintenance, drought-tolerant beauties. This unassuming perennial might not win any flashy flower contests, but it’s got character in spades and deserves a spot in the right garden setting.

What Makes Okanogan Fameflower Special

This charming native forb is a true Pacific Northwest original, calling the Okanogan region home. You’ll find it naturally growing in British Columbia and Washington state, where it has adapted to survive in some pretty challenging conditions. The plant gets its scientific name from its succulent-like appearance – those thick, fleshy leaves that help it store water during dry spells.

Also known by its former scientific names Talinum okanoganense and Talinum sediforme, this perennial has been quietly doing its thing in rocky, dry habitats long before gardeners discovered its potential.

Garden Appeal and Landscape Role

Okanogan fameflower isn’t your typical showy garden star, but that’s exactly what makes it special. This low-growing plant produces small, delicate pink to white flowers during summer months that may be tiny but are perfectly proportioned to the plant’s modest stature. The real appeal lies in its neat, succulent-like foliage that forms attractive little clumps.

In the garden, this plant shines as:

  • A ground cover for challenging dry spots
  • An accent plant in rock gardens
  • A specimen for alpine or xeriscape gardens
  • A native plant collection highlight

Perfect Garden Settings

If you’re creating a rock garden, native plant garden, or xeriscaped area, Okanogan fameflower could be your new best friend. It’s particularly well-suited for:

  • Rock gardens and alpine settings
  • Drought-tolerant landscapes
  • Native plant gardens focusing on Pacific Northwest species
  • Areas with poor, well-draining soil where other plants struggle

Growing Conditions and Care

Here’s where Okanogan fameflower really wins points – it’s refreshingly easy to grow once you understand its needs. This plant thrives in USDA hardiness zones 4-8, making it suitable for most Pacific Northwest gardens.

Ideal growing conditions include:

  • Full sun exposure
  • Well-draining, sandy or rocky soil
  • Minimal water once established
  • Good air circulation

The key to success with this plant is excellent drainage. Like many succulent-type plants, it absolutely cannot tolerate soggy conditions, especially during winter months.

Planting and Care Tips

Plant Okanogan fameflower in spring after the last frost. Choose a sunny location with well-draining soil – if your soil is heavy clay, consider building a raised bed or rock garden setting with amended, grittier soil.

Once established, this plant is remarkably low-maintenance:

  • Water sparingly, only during extended dry periods
  • Avoid fertilizing – it prefers lean conditions
  • Remove spent flowers if desired, though this isn’t necessary
  • Divide clumps every few years if they become crowded

Benefits for Pollinators and Wildlife

While small, the flowers of Okanogan fameflower provide nectar for native bees and other small pollinators during the summer blooming period. As a native species, it supports the local ecosystem in ways that non-native plants simply cannot match.

Should You Plant Okanogan Fameflower?

This plant is perfect for gardeners who appreciate understated beauty and want to support native biodiversity. It’s an excellent choice if you’re dealing with dry, challenging growing conditions where other plants might struggle. However, if you’re looking for bold, dramatic flowers or don’t have the right growing conditions (especially good drainage), you might want to consider other options.

For Pacific Northwest gardeners interested in native plants, drought-tolerant gardening, or rock garden specimens, Okanogan fameflower offers a unique opportunity to grow a truly regional native that’s both beautiful and environmentally beneficial.

Okanogan Fameflower

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

Portulacaceae Dumort. - Purslane family

Genus

Phemeranthus Raf. - flameflower

Species

Phemeranthus sediformis (Poelln.) Kiger - Okanogan fameflower

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