North America Native Plant

Taimyr Catchfly

Botanical name: Silene taimyrensis

USDA symbol: SITA

Life cycle: perennial

Habit: forb

Native status: Native to Alaska ⚘ Native to Canada  

Synonyms: Gastrolychnis ostenfeldii (A.E. Porsild) V.V. Petrovsky (GAOS)  ⚘  Gastrolychnis taimyrensis (Tolm.) Czerep. (GATA2)  ⚘  Gastrolychnis triflora (R. Br. ex Sommerf.) Tolm. & Kozh. ssp. dawsonii (B.L. Rob.) Á. Löve & D. Löve (GATRD)  ⚘  Lychnis taimyrensis (Tolm.) Polunin (LYTA2)  ⚘  Lychnis triflora R. Br. ex Sommerf. ssp. dawsonii (B.L. Rob.) Maguire (LYTRD)  ⚘  Lychnis triflora R. Br. ex Sommerf. var. dawsonii B.L. Rob. (LYTRD2)  ⚘  Melandrium ostenfeldii A.E. Porsild (MEOS)  ⚘  Melandrium taimyrense Tolm. (META3)   

Taimyr Catchfly: A Hardy Arctic Beauty for Specialized Gardens If you’re looking for something truly unique in your garden – a plant that thrives where most others fear to tread – let me introduce you to the Taimyr catchfly (Silene taimyrensis). This remarkable arctic native brings a touch of the ...

Taimyr Catchfly: A Hardy Arctic Beauty for Specialized Gardens

If you’re looking for something truly unique in your garden – a plant that thrives where most others fear to tread – let me introduce you to the Taimyr catchfly (Silene taimyrensis). This remarkable arctic native brings a touch of the far north to gardens willing to meet its specialized needs.

What Is Taimyr Catchfly?

Taimyr catchfly is a perennial forb, which simply means it’s a non-woody flowering plant that comes back year after year. Don’t let the term forb intimidate you – it’s just a fancy way of saying it’s an herbaceous flowering plant without significant woody stems above ground.

This hardy little plant belongs to the pink family and has quite the collection of scientific aliases, including former names like Gastrolychnis taimyrensis and Lychnis taimyrensis. But don’t worry about memorizing those – Taimyr catchfly rolls off the tongue much easier!

Where Does It Come From?

Taimyr catchfly is a true child of the north, native to Alaska and Canada. You’ll find it growing naturally across some of the most challenging climates on Earth, including British Columbia, Alaska, Yukon, Northwest Territories, and Nunavut. This geographic distribution tells us everything we need to know about its cold tolerance – this plant doesn’t just survive freezing temperatures, it thrives in them.

Why Grow Taimyr Catchfly?

Here’s the thing about Taimyr catchfly – it’s not for everyone, and that’s exactly what makes it special. If you’re passionate about:

  • Arctic and alpine plants
  • Rock gardens with extreme cold tolerance
  • Supporting native North American flora
  • Having conversation-starter plants that few others grow

Then this might be your next garden obsession. Its small white to pale pink flowers appear in summer, creating delicate clusters that seem almost impossible given the harsh conditions it’s adapted to survive.

Garden Role and Design Ideas

Taimyr catchfly isn’t going to be the star of your typical perennial border – it’s much more specialized than that. Think of it as the perfect plant for:

  • Rock gardens that experience severe winters
  • Alpine garden collections
  • Native plant gardens in northern regions
  • Cold frame or unheated greenhouse growing

Its low-growing habit makes it ideal for tucking between rocks or using as groundcover in specialized plantings.

Growing Conditions and Care

Here’s where things get interesting (and challenging). Taimyr catchfly is adapted to some of the harshest growing conditions on the planet, which means it has very specific needs:

Climate Requirements: This plant needs serious cold – we’re talking USDA hardiness zones 1-3. If you live somewhere that experiences mild winters, this probably isn’t the plant for you.

Soil Needs: Excellent drainage is absolutely critical. Think rocky, gravelly soil that never stays waterlogged. Heavy clay or constantly moist conditions will likely kill this arctic native.

Light Requirements: Full sun to partial shade works best, mimicking its natural habitat in open arctic landscapes.

Water: Once established, this plant prefers dry conditions. Overwatering is probably the fastest way to lose it.

Planting and Care Tips

Successfully growing Taimyr catchfly requires thinking like an arctic gardener:

  • Plant in a rock garden or raised bed with excellent drainage
  • Use a soil mix heavy on sand and gravel, light on organic matter
  • Avoid fertilizing – arctic plants are adapted to nutrient-poor conditions
  • Ensure the plant experiences proper winter dormancy with extended cold periods
  • Be patient – arctic plants often grow slowly compared to temperate species

Wildlife and Pollinator Benefits

While we don’t have extensive data on specific wildlife interactions, plants in arctic ecosystems typically support specialized pollinators adapted to short growing seasons and extreme conditions. In its native range, Taimyr catchfly likely provides nectar for arctic flies, small moths, and other cold-adapted insects.

Is This Plant Right for You?

Let’s be honest – Taimyr catchfly is a specialist’s plant. If you live in a warm climate, prefer low-maintenance gardening, or want showy flowers, this probably isn’t your best choice. But if you’re fascinated by arctic plants, have the right growing conditions, and enjoy the challenge of growing something truly unique, it could be a rewarding addition to your garden.

Consider it a living piece of the Arctic – a reminder that beauty can thrive in the most unlikely places. Just make sure you can provide the cold, dry conditions it needs to feel at home.

Taimyr 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 taimyrensis (Tolm.) Bocquet - Taimyr catchfly

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