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Blue Wild Indigo

Early Season Blue Flowers & Nectar for Bumblebees!

This striking native perennial blooms bright blue from late spring to early summer, attracting pollinators to its nectar and acting as a larval host plant. It is a beautiful nitrogen fixer to incorporate in gardens and permaculture systems as it will feed other plants around it.


$395
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Pot size

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Nonperishable items ship within 48 business hours. Perishable items ship seasonally during mild weather, i.e. winter preorders ship in spring, summer preorders ship in fall.

Blue Wild Indigo (Baptisia australis)

Baptisia australis, commonly known as blue wild indigo, is a tough, long-lived native perennial that offers both beauty and functionality for ecological landscapes and permaculture systems. Known for its striking blue flowers and unique role as a nitrogen fixer, this plant enhances soil health while supporting a wide range of beneficial wildlife. Native to the central and eastern United States, blue wild indigo thrives in a variety of conditions, making it a great choice for sustainable gardening, naturalized plantings, and restoration projects.

Key Characteristics

  • Nitrogen Fixing for Soil Health: One of the key ecological benefits of blue wild indigo is its ability to fix nitrogen in the soil. As a member of the legume family, Baptisia australis forms symbiotic relationships with nitrogen-fixing bacteria in its root system. This process captures nitrogen from the atmosphere and converts it into a form that enriches the soil, making blue wild indigo an excellent companion plant for permaculture systems, agroforestry, and sustainable gardens where soil fertility is a priority.

  • Erosion Control & Soil Stabilization: With its deep, fibrous root system, blue wild indigo helps stabilize soil and prevent erosion, making it ideal for slopes, stream banks, and disturbed areas. This root structure also contributes to improved soil aeration and water infiltration, further enhancing soil health in challenging locations.

  • Wildlife & Pollinator Support: In addition to its soil-building benefits, blue wild indigo provides food and habitat for a variety of beneficial insects and wildlife. Its tall spikes of deep blue flowers bloom in late spring to early summer, attracting native bees, butterflies, and other pollinators. The flowers are particularly valuable to bumblebees, which are effective at pollinating the plant. Additionally, blue wild indigo is a host plant for certain butterfly species, such as the wild indigo duskywing.

  • Low Maintenance and Drought Tolerant: Once established, blue wild indigo is highly drought-tolerant and thrives in full sun with minimal care. Its deep roots enable it to withstand dry conditions, making it an excellent choice for low-water landscapes or areas with poor soil. As a hardy, native perennial, it requires little maintenance and will come back year after year with greater vigor.

  • Seasonal Interest: Blue wild indigo offers year-round interest, starting with its vibrant blue flower spikes in spring, followed by attractive seed pods in late summer and early fall. The plant’s unique, pea-like flowers are complemented by its tall, bushy structure, which adds texture and visual appeal to native gardens, meadow plantings, and permaculture systems.

Planting & Landscape Use:

Blue wild indigo is a perfect fit for permaculture gardens, naturalized landscapes, and restoration projects where its nitrogen-fixing ability and soil stabilization properties can shine. It’s well-suited for:

  • Permaculture Systems: Plant it as part of a guild with other nitrogen-hungry plants, such as fruit trees or shrubs, to improve soil fertility over time.
  • Pollinator Gardens: Use it to attract beneficial pollinators and native insects, enhancing the ecological diversity of your garden.
  • Erosion Control: Ideal for stabilizing slopes or naturalizing stream banks, where its deep roots help prevent erosion and improve soil structure.

Product Details:

  • Native Range: Central and Eastern United States
  • Plant Life Cycle: Perennial
  • Sun Requirements: Full sun
  • Soil Requirements: Well-drained, sandy, or loamy soils
  • Mature Height: 3 to 4 feet
  • Bloom Time: Late spring to early summer (May - June)
  • Bloom Color: Deep blue to violet flowers
  • Hardiness Zones: USDA Zones 3-9

Blue wild indigo is a robust, multi-functional plant that supports sustainable gardening practices and provides crucial ecological benefits. Whether you’re looking to enhance soil fertility, attract pollinators, or prevent erosion, Baptisia australis is a powerful addition to any landscape or permaculture system.

This is one of our favorite plants!! 

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Baptisia australis blue wild indigo potted plant for sale

Blue Wild Indigo

From $395

Blue Wild Indigo (Baptisia australis)

Baptisia australis, commonly known as blue wild indigo, is a tough, long-lived native perennial that offers both beauty and functionality for ecological landscapes and permaculture systems. Known for its striking blue flowers and unique role as a nitrogen fixer, this plant enhances soil health while supporting a wide range of beneficial wildlife. Native to the central and eastern United States, blue wild indigo thrives in a variety of conditions, making it a great choice for sustainable gardening, naturalized plantings, and restoration projects.

Key Characteristics

Planting & Landscape Use:

Blue wild indigo is a perfect fit for permaculture gardens, naturalized landscapes, and restoration projects where its nitrogen-fixing ability and soil stabilization properties can shine. It’s well-suited for:

Product Details:


Blue wild indigo is a robust, multi-functional plant that supports sustainable gardening practices and provides crucial ecological benefits. Whether you’re looking to enhance soil fertility, attract pollinators, or prevent erosion, Baptisia australis is a powerful addition to any landscape or permaculture system.

This is one of our favorite plants!! 

Pot size

  • 2.5" pot
  • Quart
  • 1 Gallon
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