North America Native Plant

Prairie Phacelia

Botanical name: Phacelia strictiflora

USDA symbol: PHST

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Prairie Phacelia: A Hidden Gem for Your Native Garden If you’re looking to add some wild beauty to your garden while supporting local wildlife, prairie phacelia (Phacelia strictiflora) might just be the perfect addition you never knew you needed. This charming annual wildflower brings delicate purple-blue blooms and a host ...

Prairie Phacelia: A Hidden Gem for Your Native Garden

If you’re looking to add some wild beauty to your garden while supporting local wildlife, prairie phacelia (Phacelia strictiflora) might just be the perfect addition you never knew you needed. This charming annual wildflower brings delicate purple-blue blooms and a host of ecological benefits to any native plant enthusiast’s landscape.

What is Prairie Phacelia?

Prairie phacelia is a native annual forb that belongs to the borage family. As a forb, it’s essentially a non-woody flowering plant that completes its entire life cycle in one growing season. Don’t let its modest stature fool you – this little powerhouse packs a big punch when it comes to supporting pollinators and adding natural charm to your garden.

Where Prairie Phacelia Calls Home

This lovely wildflower is native to the south-central United States, naturally occurring across Alabama, Arkansas, Louisiana, Mississippi, Oklahoma, and Texas. It’s perfectly adapted to the climate and growing conditions of these regions, making it an excellent choice for gardeners looking to create authentic native landscapes.

Why You’ll Fall in Love with Prairie Phacelia

Prairie phacelia may be small, but it offers several compelling reasons to include it in your native garden:

  • Pollinator magnet: The small, tubular flowers are rich in nectar and attract bees, butterflies, and other beneficial insects
  • Low maintenance: Once established, this hardy annual requires minimal care and can thrive in poor soils
  • Self-seeding: Prairie phacelia readily self-sows, ensuring beautiful blooms year after year with minimal effort from you
  • Drought tolerant: Perfect for water-wise gardening and xeriscaping projects
  • Authentic native appeal: Adds genuine wildflower charm to prairie restorations and naturalized areas

Perfect Garden Settings

Prairie phacelia shines brightest in:

  • Wildflower meadows and prairie gardens
  • Native plant landscapes
  • Naturalized areas and roadside plantings
  • Rock gardens with well-draining soil
  • Mixed borders as a delicate filler plant

Growing Conditions and Care

The beauty of prairie phacelia lies in its simplicity. This adaptable wildflower thrives in USDA hardiness zones 7-10 and prefers:

  • Sunlight: Full sun for best flowering performance
  • Soil: Well-draining soils; tolerates poor, sandy, or rocky conditions
  • Water: Drought tolerant once established; avoid overwatering
  • Spacing: Allow natural spacing through self-seeding or sow seeds 6-12 inches apart

Planting and Establishment Tips

Getting prairie phacelia established in your garden is refreshingly straightforward:

  • Direct seed in fall or early spring when soil temperatures are cool
  • Lightly rake seeds into the soil surface – they need light to germinate
  • Keep soil consistently moist until germination occurs
  • Once established, reduce watering and let nature take its course
  • Allow some plants to go to seed for natural reseeding

The Wildlife Connection

By choosing prairie phacelia, you’re not just adding beauty to your landscape – you’re creating habitat and food sources for native wildlife. The flowers provide nectar for pollinators during their blooming period, while the seeds may attract small birds and other wildlife.

Is Prairie Phacelia Right for Your Garden?

Prairie phacelia is an excellent choice if you’re located within its native range and want to create authentic, low-maintenance native plantings. It’s particularly valuable for gardeners interested in supporting local ecosystems while enjoying delicate, natural beauty. However, if you’re outside its native range, consider researching native Phacelia species that are indigenous to your specific region for the best ecological benefits.

With its charming flowers, easy-care nature, and valuable wildlife benefits, prairie phacelia deserves a spot in any native plant lover’s garden. Sometimes the most beautiful gardens are the ones that work with nature rather than against it – and prairie phacelia is the perfect partner in that collaboration.

Prairie Phacelia

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

Solanales

Family

Hydrophyllaceae R. Br. - Waterleaf family

Genus

Phacelia Juss. - phacelia

Species

Phacelia strictiflora (Engelm. & A. Gray) A. Gray - prairie phacelia

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