North America Native Plant

Woodland Pinedrops

Botanical name: Pterospora andromedea

USDA symbol: PTAN2

Life cycle: perennial

Habit: forb

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

Woodland Pinedrops: The Mysterious Parasitic Wildflower That’s Nearly Impossible to Grow Have you ever stumbled across a strange, leafless spike rising from the forest floor and wondered what on earth you were looking at? You might have encountered woodland pinedrops (Pterospora andromedea), one of North America’s most fascinating and enigmatic ...

Woodland Pinedrops: The Mysterious Parasitic Wildflower That’s Nearly Impossible to Grow

Have you ever stumbled across a strange, leafless spike rising from the forest floor and wondered what on earth you were looking at? You might have encountered woodland pinedrops (Pterospora andromedea), one of North America’s most fascinating and enigmatic native wildflowers. This unusual perennial is the botanical equivalent of a mystery novel – beautiful, intriguing, and surprisingly complex beneath the surface.

What Makes Woodland Pinedrops So Special?

Woodland pinedrops is a parasitic plant that has given up the traditional green lifestyle entirely. Instead of producing its own food through photosynthesis, this clever perennial taps into the underground fungal networks connected to conifer tree roots. The result is a striking plant that emerges from the forest floor like a botanical ghost, with amber to reddish-brown stems that can reach 1-4 feet tall, adorned with drooping, urn-shaped flowers that look almost like tiny lanterns.

As a forb (herbaceous flowering plant), woodland pinedrops lacks the woody tissue of shrubs and trees, but don’t let that fool you into thinking it’s delicate. This is one tough customer that has mastered the art of survival in the challenging understory of coniferous forests.

Where Can You Find Woodland Pinedrops?

This native North American species has an impressively wide distribution, naturally occurring across Canada and the United States. You’ll find woodland pinedrops growing wild in Alberta, British Columbia, New Brunswick, Ontario, Prince Edward Island, Quebec, Saskatchewan, and extending south through states including Arizona, California, Colorado, Idaho, Michigan, Montana, Nebraska, Nevada, New Hampshire, New Mexico, New York, Oregon, Pennsylvania, South Dakota, Texas, Utah, Vermont, Washington, Wisconsin, and Wyoming.

The Reality Check: Why You Probably Can’t Grow This Plant

Here’s where we need to have an honest conversation. While woodland pinedrops is absolutely fascinating and native to a huge swath of North America, it’s essentially impossible to cultivate in a typical garden setting. This isn’t a plant you can simply order from a nursery catalog and pop into your flower bed.

The reason lies in its complex parasitic lifestyle. Woodland pinedrops doesn’t just need soil, water, and a nice spot in your garden – it requires a very specific ecosystem. The plant depends on mycorrhizal fungi that form partnerships with conifer tree roots, particularly those of pine, fir, and spruce trees. These fungal networks have taken decades or even centuries to establish, and woodland pinedrops essentially hacks into this system to steal resources.

Growing Conditions (In the Wild)

If you’re lucky enough to spot woodland pinedrops in its natural habitat, you’ll typically find it in:

  • Mature coniferous forests with deep shade to partial shade
  • Well-draining, acidic soils rich in organic matter
  • Areas with thick layers of decomposing needles and forest duff
  • Elevations from sea level up to montane forests
  • USDA hardiness zones 3-8

Benefits to Wildlife and Pollinators

Despite being a botanical freeloader, woodland pinedrops does give back to the ecosystem. The drooping flowers attract various pollinators, including flies, small bees, and other insects. The plant’s unique flowering strategy – blooming when many other forest understory plants have finished their show – provides a valuable late-season nectar source in the forest ecosystem.

What This Means for Your Garden

So, should you try to grow woodland pinedrops? The short answer is: probably not, and here’s why that’s actually okay. This plant has evolved to thrive in very specific wild ecosystems, and attempting to recreate those conditions in a home garden is nearly impossible and potentially harmful to wild populations.

Instead, consider these alternatives for your shade garden:

  • Native woodland wildflowers like wild ginger, trilliums, or bloodroot
  • Shade-loving native ferns such as Christmas fern or lady fern
  • Native ground covers like wild strawberry or bunchberry

If you’re fascinated by parasitic plants, look into other less demanding native species like Indian pipe (Monotropa uniflora), which has similar growing requirements but might be slightly more tolerant of garden conditions.

The Best Way to Appreciate Woodland Pinedrops

The most responsible and rewarding way to enjoy woodland pinedrops is to seek it out in its natural habitat. Take a hike through mature coniferous forests in areas where it’s known to occur, keep your eyes peeled for those distinctive amber spikes, and appreciate this botanical oddball in the complex ecosystem where it belongs.

When you do spot one, take a moment to marvel at the incredible underground network that’s keeping it alive. You’re looking at the visible tip of an invisible iceberg – a testament to the intricate relationships that make forest ecosystems so resilient and fascinating.

Sometimes the best gardening advice is knowing when not to garden, and woodland pinedrops is a perfect example of a plant that’s far more beautiful and meaningful when left to its wild ways.

Woodland Pinedrops

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Ericales

Family

Monotropaceae Nutt. - Indian Pipe family

Genus

Pterospora Nutt. - pinedrops

Species

Pterospora andromedea Nutt. - woodland pinedrops

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