North America Native Plant

Apetalous Catchfly

Botanical name: Silene uralensis uralensis

USDA symbol: SIURU

Life cycle: perennial

Habit: forb

Native status: Native to Alaska ⚘ Native to Canada ⚘ Native to Greenland  

Synonyms: Gastrolychnis apetala (L.) Tolm. & Kozh. (GAAP3)  ⚘  Gastrolychnis apetala (L.) Tolm. & Kozh. ssp. arctica (Fr.) Á. Löve & D. Löve (GAAPA)  ⚘  Gastrolychnis apetala (L.) Tolm. & Kozh. ssp. uralensis (Rupr.) Á. Löve & D. Löve (GAAPU)  ⚘  Gastrolychnis uralensis Rupr. (GAUR3)  ⚘  Lychnis apetala L., non Silene apetala Willd. (LYAP)  ⚘  Lychnis apetala L. var. arctica (Fr.) Cody (LYAPA2)  ⚘  Lychnis apetala L. var. glabra Regel (LYAPG)  ⚘  Melandrium apetalum (L.) Fenzl (MEAP)  ⚘  Melandrium apetalum (L.) Fenzl ssp. arcticum (Fr.) Hultén (MEAPA2)  ⚘  Melandrium apetalum (L.) Fenzl var. glabrum (Regel) Hultén (MEAPG)  ⚘  Silene uralensis (Rupr.) Bocquet ssp. apetala (L.) Bocquet (SIURA3)  ⚘  Silene wahlbergella Chowdhuri (SIWA4)  ⚘  Silene wahlbergella Chowdhuri ssp. arctica (Fr.) Hultén (SIWAA2)   

Apetalous Catchfly: A Hardy Arctic Native for Specialized Gardens If you’re looking for a plant that laughs in the face of harsh winters and thrives where most flowers fear to tread, let me introduce you to the apetalous catchfly (Silene uralensis uralensis). This remarkable little perennial is nature’s answer to ...

Apetalous Catchfly: A Hardy Arctic Native for Specialized Gardens

If you’re looking for a plant that laughs in the face of harsh winters and thrives where most flowers fear to tread, let me introduce you to the apetalous catchfly (Silene uralensis uralensis). This remarkable little perennial is nature’s answer to extreme cold gardening, bringing a touch of arctic beauty to those brave enough to embrace its unique growing requirements.

What Makes Apetalous Catchfly Special?

The apetalous catchfly is a true arctic survivor, native to some of the coldest regions of North America including Alaska, northern Canada, and Greenland. This hardy perennial belongs to the carnation family and forms low, cushion-like mats that hug the ground – a smart strategy for surviving in windswept tundra conditions.

True to its name, this catchfly often produces flowers without petals, creating an unusual but charming appearance. The small white blooms may look simple, but they’re perfectly adapted to attract the specialized pollinators of the far north, including hardy flies and small arctic bees.

Where You’ll Find This Arctic Beauty

In the wild, apetalous catchfly calls home to an impressive range across North America’s coldest regions. You’ll find it naturally growing in Alberta, British Columbia, Alaska, Manitoba, Ontario, Quebec, Yukon, Northwest Territories, Nunavut, Labrador, and Newfoundland – basically anywhere that gets seriously cold and stays that way.

Is This Plant Right for Your Garden?

Let’s be honest – apetalous catchfly isn’t for everyone. This is a specialty plant for gardeners who love a challenge and live in extremely cold climates (USDA zones 1-4). Here’s when you might want to consider it:

  • You’re creating a rock garden or alpine garden
  • You live in a very cold climate and want truly native plants
  • You’re fascinated by arctic flora and want something unique
  • You need ground cover that can handle extreme weather

However, if you live in warmer zones or prefer showy flowers, you might want to look elsewhere. This plant is all about subtle beauty and extreme hardiness rather than flashy blooms.

Growing Conditions: Think Arctic

Successfully growing apetalous catchfly means recreating its native arctic environment as much as possible:

  • Sunlight: Full sun exposure
  • Soil: Well-drained, sandy or gravelly soil that mimics tundra conditions
  • Water: Minimal watering once established – this plant hates soggy conditions
  • Temperature: Thrives in cold temperatures and needs winter chill
  • Humidity: Prefers low humidity environments

Planting and Care Tips

Growing apetalous catchfly successfully requires patience and attention to its specialized needs:

  • Plant in spring after the last frost, though this hardy perennial can handle early planting
  • Ensure excellent drainage – consider raised beds or rock gardens
  • Keep fertilization to a minimum; rich soils can actually harm this plant
  • Water sparingly, especially once established
  • If growing from seed, provide cold stratification for several months
  • Be patient – this is a slow-growing plant that takes time to establish

Wildlife and Pollinator Benefits

While it may not attract the typical garden pollinators, apetalous catchfly serves an important ecological role in its native range. The small flowers provide nectar for specialized arctic pollinators, including hardy flies and small native bees that have co-evolved with this plant.

The Bottom Line

Apetalous catchfly is definitely a niche plant for specialized gardeners. If you live in an extremely cold climate and love the challenge of growing unique native plants, this arctic survivor could be a fascinating addition to your rock garden or alpine collection. Just remember – this plant demands respect for its specific growing requirements and won’t forgive warm, humid, or overly rich conditions.

For most gardeners, there are easier native alternatives that provide more visual impact. But for those hardy souls in the far north who want to celebrate their local flora, apetalous catchfly offers a chance to grow a true piece of the arctic in your own backyard.

Apetalous 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 uralensis (Rupr.) Bocquet - apetalous catchfly

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