North America Native Plant

Prairie Burnet

Botanical name: Sanguisorba annua

USDA symbol: SAAN2

Life cycle: annual

Habit: forb

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

Synonyms: Poteridium annuum (Nutt. ex Hook.) Spach (POAN16)  âš˜  Sanguisorba occidentalis Nutt. (SAOC2)   

Prairie Burnet: A Delicate Native Beauty for Your Wild Garden If you’re looking to add some understated charm to your native plant garden, prairie burnet might just be the perfect addition. This humble little wildflower doesn’t shout for attention like some of its showier cousins, but it brings a quiet ...

Rare plant alert!

Region: Arkansas

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Prairie Burnet: A Delicate Native Beauty for Your Wild Garden

If you’re looking to add some understated charm to your native plant garden, prairie burnet might just be the perfect addition. This humble little wildflower doesn’t shout for attention like some of its showier cousins, but it brings a quiet elegance that’s hard to resist once you know what to look for.

What Exactly Is Prairie Burnet?

Prairie burnet (Sanguisorba annua) is a native North American forb – basically a non-woody flowering plant that dies back to the ground each year. Don’t let the annua in its scientific name fool you though; this plant can actually behave as both an annual and perennial depending on growing conditions. You might also see it listed under its older names like Poteridium annuum or Sanguisorba occidentalis in some plant guides.

Where Does It Call Home?

This adaptable little plant has quite the range! Prairie burnet is native to both Canada and the United States, stretching across a impressive geographic area. You can find it naturally growing in British Columbia and Ontario up north, and scattered throughout states including Arizona, Arkansas, California, Idaho, Iowa, Kansas, Maryland, Massachusetts, Montana, Nevada, New York, Oklahoma, Oregon, South Carolina, Texas, Washington, and Wyoming.

A Word of Caution: Rarity Matters

Before you rush out to plant prairie burnet everywhere, there’s something important to know. In Arkansas, this species has a rarity status of S1, which means it’s critically imperiled in that state. If you’re planning to add prairie burnet to your garden, please make sure you source your plants or seeds from reputable native plant nurseries that practice ethical collection methods. Never collect from wild populations!

Why Your Garden (And Local Wildlife) Will Love It

Prairie burnet might not win any flashy flower contests, but it’s got plenty going for it:

  • Produces small, delicate clusters of white to greenish-white flowers that look like tiny bottlebrushes
  • Attracts beneficial pollinators, especially smaller bees and other helpful insects
  • Low maintenance once established
  • Naturally drought tolerant
  • Self-seeds readily, helping to naturalize areas over time

Perfect Spots for Prairie Burnet

This versatile native works beautifully in several garden settings:

  • Prairie gardens and wildflower meadows
  • Naturalized landscape areas
  • Native plant borders
  • Low-maintenance ground cover areas
  • Wildlife habitat gardens

Growing Prairie Burnet Successfully

The good news is that prairie burnet isn’t particularly fussy about growing conditions. Here’s what you need to know to keep it happy:

Hardiness: Prairie burnet thrives in USDA hardiness zones 3-9, making it suitable for most North American gardens.

Light and Soil: This adaptable plant does well in full sun to partial shade and isn’t picky about soil types. It can handle both clay and sandy soils, though it prefers well-draining conditions.

Water Needs: Once established, prairie burnet is quite drought tolerant. Water regularly during its first growing season to help it get established, then let nature take over.

Maintenance: This is definitely a plant it and forget it kind of native. The main thing to remember is that it self-seeds, so you might find little prairie burnet babies popping up in unexpected places – which is usually a good thing in a naturalized garden!

The Bottom Line

Prairie burnet may not be the star of your native plant show, but it’s definitely a reliable supporting actor. Its delicate flowers, easy-care nature, and value to pollinators make it a solid choice for anyone looking to create habitat while reducing garden maintenance. Just remember to source it responsibly, especially if you’re gardening in areas where it’s becoming rare. Your local ecosystem will thank you for choosing this humble native over non-native alternatives.

Prairie Burnet

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

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Sanguisorba L. - burnet

Species

Sanguisorba annua (Nutt. ex Hook.) Nutt. ex Torr. & A. Gray - prairie burnet

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