North America Non-native Plant

Pseudofumaria

Botanical name: Pseudofumaria

USDA symbol: PSEUD16

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Pseudofumaria: The Mystery Plant That’s Quietly Making Itself at Home If you’ve stumbled across the name pseudofumaria in your gardening research, you’re not alone in wondering what exactly this plant is all about. This perennial forb has managed to establish itself in parts of the United States, yet remains something ...

Pseudofumaria: The Mystery Plant That’s Quietly Making Itself at Home

If you’ve stumbled across the name pseudofumaria in your gardening research, you’re not alone in wondering what exactly this plant is all about. This perennial forb has managed to establish itself in parts of the United States, yet remains something of an enigma in the gardening world.

What Is Pseudofumaria?

Pseudofumaria is a perennial forb – essentially a soft-stemmed herbaceous plant that comes back year after year. Unlike woody shrubs or trees, this plant lacks significant woody tissue and keeps its growing points at or below ground level, allowing it to survive through seasons and return each spring.

As a non-native species, pseudofumaria has found its way to North American gardens and naturalized areas, where it reproduces on its own and persists without human intervention.

Where You’ll Find Pseudofumaria

Currently, pseudofumaria has established populations in three states: New York, Oregon, and Washington. This scattered distribution pattern suggests the plant may be more adaptable than its limited documentation would suggest.

The Challenge with Pseudofumaria

Here’s where things get tricky for gardeners: there’s surprisingly little information available about this plant’s specific growing requirements, appearance, or garden performance. This lack of documentation makes it difficult to provide concrete advice about cultivation or to assess its potential impact on local ecosystems.

Should You Plant Pseudofumaria?

Given the limited information available about pseudofumaria’s characteristics and ecological impact, most gardeners might want to consider better-documented alternatives. While we don’t have evidence that it’s invasive or harmful, the uncertainty around its behavior and requirements makes it a risky choice for intentional cultivation.

Native Alternatives to Consider

Instead of pseudofumaria, consider these well-documented native perennial forbs that offer reliable performance and known ecological benefits:

  • Wild Columbine – Beautiful native perennial with distinctive flowers
  • Wild Bergamot – Aromatic native that attracts pollinators
  • Purple Coneflower – Hardy native with excellent wildlife value
  • Black-eyed Susan – Cheerful native that’s easy to grow

The Bottom Line

While pseudofumaria might be an interesting botanical curiosity, the lack of available information about its garden performance, ecological impact, and growing requirements makes it difficult to recommend. For most gardeners, choosing well-documented native plants will provide better results and greater confidence in their gardening choices.

If you do encounter pseudofumaria growing wild in your area, it’s worth observing and perhaps photographing it – you might be contributing to our understanding of this mysterious plant. But for intentional garden plantings, you’ll likely find more success and satisfaction with native alternatives that have proven track records in home landscapes.

Pseudofumaria

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Papaverales

Family

Fumariaceae Marquis - Fumitory family

Genus

Pseudofumaria Medik. - pseudofumaria

Species

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