North America Native Plant

Densespike Blazing Star

Botanical name: Liatris densispicata var. densispicata

USDA symbol: LIDED

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Densespike Blazing Star: A Rare Prairie Gem for Your Native Garden If you’re looking to add a touch of authentic prairie magic to your garden, the densespike blazing star (Liatris densispicata var. densispicata) might just be the hidden treasure you’ve been searching for. This native perennial brings all the classic ...

Densespike Blazing Star: A Rare Prairie Gem for Your Native Garden

If you’re looking to add a touch of authentic prairie magic to your garden, the densespike blazing star (Liatris densispicata var. densispicata) might just be the hidden treasure you’ve been searching for. This native perennial brings all the classic charm of the beloved blazing star family, but with a special twist that makes it particularly meaningful for Upper Midwest gardeners.

What Makes Densespike Blazing Star Special?

The densespike blazing star is a true native son of the American prairie, specifically calling Minnesota home. Unlike some of its more widespread cousins in the Liatris family, this variety has a much more limited natural range, making it a genuine regional specialty. As a perennial forb—that’s garden-speak for a non-woody flowering plant—it returns year after year to grace your landscape with its distinctive presence.

What really sets this plant apart is right there in its name: those dense, spike-like flower clusters that create stunning vertical accents in any planting scheme. The characteristic purple-magenta blooms typical of blazing stars make this variety a showstopper during its flowering season.

Where Does It Grow?

The densespike blazing star has one of the most limited native ranges of any blazing star variety, being documented primarily in Minnesota. This makes it an especially meaningful choice for gardeners in the Upper Midwest who want to grow plants that truly belong to their region.

Why Grow Densespike Blazing Star?

There are several compelling reasons to consider adding this native beauty to your garden:

  • True regional native: Supporting local ecosystems by growing plants indigenous to your area
  • Pollinator magnet: Like other Liatris species, it attracts butterflies, native bees, and other beneficial insects
  • Low maintenance: Once established, native prairie plants are typically very self-sufficient
  • Unique garden element: Its limited range makes it a conversation starter and special addition
  • Vertical interest: Those distinctive dense flower spikes add height and structure to plantings

Perfect Garden Roles

The densespike blazing star shines in several garden settings:

  • Prairie restoration projects: Essential for authentic Minnesota prairie recreations
  • Native plant gardens: A standout specimen in collections of regional natives
  • Naturalistic landscapes: Adds wild beauty to informal garden designs
  • Pollinator gardens: Provides crucial nectar sources for native insects

Growing Conditions and Care

While specific growing information for this exact variety is limited, we can draw from the general needs of the Liatris family and its prairie origins:

Sunlight: Full sun is likely preferred, as most prairie plants thrive in bright, open conditions.

Soil: Well-draining soils are typically essential for Liatris species. They generally dislike wet feet, especially in winter.

Hardiness: Given its Minnesota origins, it should be hardy in USDA zones 3-8, handling cold winters with ease.

Water: Once established, prairie natives like this are typically drought-tolerant and prefer natural rainfall patterns.

Planting and Care Tips

Here’s how to give your densespike blazing star the best start:

  • Plant in spring after the last frost date
  • Choose a sunny, well-draining location
  • Space plants according to their mature size (specific spacing may vary)
  • Water regularly during the first growing season to establish roots
  • Avoid over-fertilizing—prairie plants prefer lean soils
  • Consider leaving seed heads for winter wildlife interest

A Note on Availability

Because of its limited native range, densespike blazing star may be harder to find than more common Liatris varieties. Look for specialty native plant nurseries or prairie restoration suppliers. If you can’t locate this specific variety, consider other native Liatris species appropriate for your region—they’ll provide similar benefits while still supporting local ecosystems.

Growing the densespike blazing star connects you to the authentic prairie heritage of Minnesota while creating habitat for native pollinators. It’s a small but meaningful way to preserve and celebrate the unique plant communities that once covered vast swaths of the Upper Midwest. Your garden—and local wildlife—will thank you for this thoughtful choice.

Densespike Blazing Star

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Liatris Gaertn. ex Schreb. - blazing star

Species

Liatris densispicata (Bush) Gaiser - densespike blazing star

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