North America Native Plant

Densespike Blazing Star

Botanical name: Liatris densispicata var. interrupta

USDA symbol: LIDEI

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Liatris angustifolia (Bush) Gaiser (LIAN4)   

Densespike Blazing Star: A Native Prairie Gem for Your Garden If you’re looking to add authentic prairie charm to your landscape, the densespike blazing star might just be the native wildflower you’ve been searching for. This lesser-known member of the blazing star family brings a touch of the Great Plains ...

Densespike Blazing Star: A Native Prairie Gem for Your Garden

If you’re looking to add authentic prairie charm to your landscape, the densespike blazing star might just be the native wildflower you’ve been searching for. This lesser-known member of the blazing star family brings a touch of the Great Plains right to your backyard, though you’ll need to do a bit of detective work to grow it successfully.

What is Densespike Blazing Star?

Densespike blazing star (Liatris densispicata var. interrupta) is a native perennial forb that calls the heart of America home. As a forb, it’s essentially a flowering plant without woody stems – think of it as nature’s way of creating living bouquets that return year after year. You might also see this plant listed under its botanical synonym, Liatris angustifolia, which can make tracking down information about this specific variety a bit like botanical hide-and-seek.

Where Does It Call Home?

This prairie native has carved out its niche across six states in the south-central United States. You’ll find it growing naturally in Arkansas, Kansas, Missouri, Nebraska, Oklahoma, and Texas. It’s a true child of the Great Plains, adapted to the unique conditions of this remarkable ecosystem.

Why Consider Planting Densespike Blazing Star?

Here’s where things get both exciting and challenging. As a native plant enthusiast, I’m always thrilled to highlight lesser-known natives like this one. However, I’ll be honest with you – this particular variety of densespike blazing star is something of a mystery plant. While we know it’s native and perennial, specific information about its growing requirements, appearance, and garden performance is surprisingly scarce.

What we do know is promising:

  • It’s a true native, supporting local ecosystems
  • As a perennial, it will return year after year once established
  • Being part of the Liatris family suggests it likely shares some traits with its more well-known cousins

The Growing Challenge

Here’s where I need to be upfront with you: growing densespike blazing star successfully will require some horticultural detective work on your part. The specific growing conditions, hardiness zones, care requirements, and even basic details like mature size aren’t well-documented for this particular variety.

If you’re determined to grow this plant, I’d recommend:

  • Contacting native plant societies in its native range states
  • Reaching out to botanical gardens or extension services in Arkansas, Kansas, Missouri, Nebraska, Oklahoma, or Texas
  • Looking for specialty native plant nurseries that might have experience with rare varieties

A Word of Caution and Encouragement

While densespike blazing star presents growing challenges due to limited available information, don’t let that completely discourage you. Native plant gardening often involves some experimentation and learning. If you do manage to source this plant, you’ll be growing something truly special – a piece of authentic prairie heritage.

However, if you’re looking for a more reliable blazing star for your garden, consider exploring other well-documented Liatris species that share similar native ranges and are easier to source and grow successfully.

The Bottom Line

Densespike blazing star represents both the excitement and challenge of native plant gardening. It’s a legitimate native species with ecological value, but it’s also a plant that demands dedication and research from gardeners who want to grow it. If you’re up for the challenge and can source reliable plant material or seeds, you’ll be contributing to the preservation of native plant diversity. Just be prepared to become something of a plant detective in the process!

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