North America Native Plant

Northern Groundcone

Botanical name: Boschniakia rossica

USDA symbol: BORO

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada  

Northern Groundcone: The Mysterious Parasite You Can’t (And Shouldn’t) Grow If you’ve ever stumbled across what looks like a chunky, brownish-purple cone poking out of the forest floor in Alaska or northern Canada, you might have encountered one of North America’s most unusual native plants: the northern groundcone (Boschniakia rossica). ...

Northern Groundcone: The Mysterious Parasite You Can’t (And Shouldn’t) Grow

If you’ve ever stumbled across what looks like a chunky, brownish-purple cone poking out of the forest floor in Alaska or northern Canada, you might have encountered one of North America’s most unusual native plants: the northern groundcone (Boschniakia rossica). This quirky perennial is definitely not your typical garden flower, and there’s a very good reason why you won’t find it at your local nursery.

What Makes Northern Groundcone So Special (and Ungrowable)?

Northern groundcone is what botanists call an obligate parasite, which means it literally cannot survive without stealing nutrients from other plants. Specifically, this sneaky little plant targets alder trees (Alnus species), attaching itself to their roots and basically becoming the ultimate freeloader of the plant world.

The most striking feature of northern groundcone is its thick, fleshy flower spike that emerges from underground, looking remarkably like a large pinecone that’s been dipped in purple-brown paint. These unusual cones can grow several inches tall and are actually dense clusters of small flowers.

Where You’ll Find This Northern Wonder

As a true northern native, Boschniakia rossica calls some pretty chilly places home. You’ll find this hardy perennial throughout Alaska, and across several Canadian provinces and territories including Alberta, British Columbia, Yukon, and the Northwest Territories. It’s perfectly adapted to life in the far north, thriving in USDA hardiness zones 1-4 where few other plants dare to grow.

Why You Can’t Grow Northern Groundcone (And Why That’s Okay)

Here’s the thing about parasitic plants: they’re essentially impossible to cultivate in a typical garden setting. Northern groundcone has evolved over thousands of years to depend entirely on its alder hosts, and without that specific relationship, it simply cannot survive. You can’t just plant seeds and hope for the best – this plant needs:

  • Specific alder species as host plants
  • Extremely cold winter temperatures
  • The complex soil chemistry found in northern forest ecosystems
  • Precise timing for attachment to host roots

Wetland Status and Growing Conditions

Northern groundcone typically grows as a facultative upland species, meaning it usually prefers non-wetland areas but can occasionally tolerate wetter conditions. In its native habitat, you’ll most commonly find it in boreal forests and tundra edges where alder shrubs are present.

Wildlife and Ecological Benefits

While northern groundcone might seem like a botanical villain, stealing from innocent alder trees, it actually plays a role in its northern ecosystems. The flowers may provide nectar for hardy northern insects, and the plant itself is part of the complex web of relationships that make boreal forests function.

Appreciating Northern Groundcone in the Wild

If you’re lucky enough to encounter northern groundcone during northern travels or wilderness adventures, take a moment to appreciate this remarkable adaptation to life in some of Earth’s most challenging environments. Just remember to look but don’t touch – and definitely don’t try to dig it up! This fascinating plant belongs in its natural habitat, doing what it does best: being wonderfully weird in the wild north.

For gardeners in northern regions looking to support native ecosystems, consider planting the alder species that northern groundcone depends on. While you won’t get the parasitic partner, you’ll be supporting the broader ecosystem that makes such unique relationships possible.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Alaska

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Northern Groundcone

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Orobanchaceae Vent. - Broom-rape family

Genus

Boschniakia C.A. Mey. ex Bong. - groundcone

Species

Boschniakia rossica (Cham. & Schltdl.) Fedtsch. - northern groundcone

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