North America Native Plant

Hairyjoint Meadowparsnip

Botanical name: Thaspium barbinode

USDA symbol: THBA

Life cycle: perennial

Habit: forb

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

Synonyms: Thaspium barbinode (Michx.) Nutt. var. angustifolium J.M. Coult. & Rose (THBAA)  âš˜  Thaspium chapmanii (J.M. Coult. & Rose) Small (THCH2)   

Hairyjoint Meadowparsnip: A Delicate Native Wildflower Worth Discovering Meet hairyjoint meadowparsnip (Thaspium barbinode), a charming native wildflower that deserves a spot in more North American gardens. This delicate perennial herb brings understated elegance to naturalized landscapes while supporting local pollinators and wildlife. Though it may not have the showiest blooms ...

Rare plant alert!

Region: New Jersey

Status: Highlands Listed, SX: New Jersey Highlands region ⚘ Presumed Extinct: Believed to be extinct. Not located despite intensive searches and virtually no likelihood that it will be rediscovered ⚘

Hairyjoint Meadowparsnip: A Delicate Native Wildflower Worth Discovering

Meet hairyjoint meadowparsnip (Thaspium barbinode), a charming native wildflower that deserves a spot in more North American gardens. This delicate perennial herb brings understated elegance to naturalized landscapes while supporting local pollinators and wildlife. Though it may not have the showiest blooms in your garden, this member of the carrot family offers subtle beauty and important ecological benefits.

What Makes Hairyjoint Meadowparsnip Special?

This native forb produces clusters of tiny white to cream-colored flowers arranged in umbrella-shaped formations called umbels, typical of plants in the carrot family. The blooms appear from late spring through early summer, creating a delicate carpet of flowers that seems to float above the foliage. The compound leaves are finely divided with toothed leaflets, giving the plant an airy, feathery appearance that adds texture to garden beds.

Don’t let the quirky common name fool you – the hairy joint refers to the small hairs found at the leaf nodes, a identifying characteristic that distinguishes this species from its relatives.

Where Does It Grow Naturally?

Hairyjoint meadowparsnip is native across a remarkably wide range of eastern and central North America. You’ll find it growing naturally from southeastern Canada down to Florida and west into the Great Plains. Its native distribution includes Alabama, Arkansas, Delaware, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Michigan, Minnesota, Mississippi, Missouri, New Jersey, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, West Virginia, Wisconsin, plus Nova Scotia and Ontario in Canada.

A Note About Rarity

While hairyjoint meadowparsnip has a broad native range, it’s important to note that this species has become rare in some areas. In New Jersey, it’s listed with an SX rarity status, meaning it’s presumed extirpated from the state. If you’re interested in growing this plant, please source seeds or plants responsibly from reputable native plant nurseries rather than collecting from wild populations.

Why Grow Hairyjoint Meadowparsnip?

This native wildflower offers several compelling reasons to include it in your landscape:

  • Pollinator magnet: The small flowers attract a variety of beneficial insects including native bees, beneficial wasps, and flies
  • Low maintenance: Once established, this perennial requires minimal care and can self-seed in suitable conditions
  • Ecological value: Supports native wildlife and contributes to local biodiversity
  • Understated beauty: Adds delicate texture and seasonal interest without overwhelming other plants
  • Adaptable: Tolerates various growing conditions and soil types

Perfect Garden Settings

Hairyjoint meadowparsnip shines in several garden styles:

  • Woodland gardens: Thrives in the dappled light of forest edges and clearings
  • Native plant gardens: Essential for authentic regional plant communities
  • Prairie restorations: Fits beautifully into grassland restoration projects
  • Naturalized areas: Perfect for low-maintenance wildflower meadows
  • Pollinator gardens: Provides nectar for small beneficial insects

Growing Conditions and Care

One of the best things about hairyjoint meadowparsnip is its adaptability. This resilient native can handle a range of growing conditions:

  • Light: Partial shade to full sun
  • Soil: Moist to moderately dry conditions; adaptable to various soil types
  • Hardiness: USDA zones 4-8
  • Moisture preferences: Generally prefers upland sites, though tolerance varies by region

The plant’s wetland status varies by geographic region. In coastal areas, it almost never occurs in wetlands, while in the Great Plains, it can tolerate both wet and dry sites. This regional variation reflects the species’ remarkable adaptability.

Planting and Establishment Tips

Getting hairyjoint meadowparsnip established in your garden is straightforward:

  • Timing: Start seeds in fall for spring germination, or plant nursery-grown plants in spring or fall
  • Spacing: Allow adequate space for the plant to form small colonies naturally
  • Soil prep: No special soil preparation needed; this adaptable native thrives in average garden soil
  • Watering: Water regularly during the first growing season, then reduce as the plant establishes
  • Maintenance: Minimal care required once established; allow plants to self-seed if you want natural spreading

Is Hairyjoint Meadowparsnip Right for Your Garden?

This native wildflower is ideal for gardeners who appreciate subtle beauty and want to support local ecosystems. While it won’t provide the bold color impact of showier natives, hairyjoint meadowparsnip offers the quiet satisfaction of growing a plant that truly belongs in the North American landscape.

Consider adding this delicate charmer to your native plant collection, especially if you’re creating habitat for small pollinators or restoring natural plant communities. Just remember to source your plants responsibly to help protect the remaining wild populations of this increasingly rare native treasure.

Hairyjoint Meadowparsnip

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Apiales

Family

Apiaceae Lindl. - Carrot family

Genus

Thaspium Nutt. - meadowparsnip

Species

Thaspium barbinode (Michx.) Nutt. - hairyjoint meadowparsnip

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