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  1. Lobelia siphilitica (Great Blue Lobelia) - Gardenia

    Native to North America, Lobelia siphilitica (Great Blue Lobelia) is a charming upright perennial. It features long-lasting spikes of bright blue flowers atop lance-shaped foliage.

  2. Planting Guide for Great Blue Lobelia - The Plant Native

    Dec 20, 2024 · Great Blue Lobelia is a beautiful native flower that hummingbirds and pollinators love. Find planting tips, landscape inspiration, and ideas on where to plant. Skip to content

  3. How to Plant, Grow, and Care For Great Blue Lobelia

    Aug 1, 2024 · Great blue lobelia is an eye-catching plant that appeals to gardeners, hummingbirds, and a multitude of pollinators. In this article, gardening expert Liessa Bowen …

  4. Lobelia siphilitica (Blue Cardinal Flower, Great Blue Lobelia ...

    This plant provides violet-blue flowers in the late summer bloom to the perennial border, wild garden, native plant garden, woodland garden, or naturalized planting. It is also effective near …

  5. Great Blue Lobelia - Lobelia siphilitica | Prairie Nursery

    Great Blue Lobelia forms a flower spike covered in deep blue flowers from late summer to early fall. It can form colonies when happily sited in medium to wet soils in light shade, but is not …

  6. Lobelia siphilitica - Plant Finder - Missouri Botanical Garden

    Lobelia siphilitica, commonly called great lobelia or blue cardinal flower, is a Missouri native perennial which typically grows in moist to wet locations along streams, sloughs, springs, …

  7. Plant Profile for Lobelia siphilitica - Giant Blue Lobelia ...

    This easy-to-grow native species bears heads of dark blue to white flowers through late summer and fall, over dark-green leaves. Plants will usually self-sow, and the seedlings are easily …

  8. Blue Lobelia – Complete Guide to Lobelia Siphilitica

    Blue Lobelia is a long-lived perennial flower native to Eastern North America. Scientifically known as Lobelia siphilitica , it will grow 2-4’ tall in full sun blooming up to two months beginning in …

  9. How to Plant and Grow Blue Lobelia - Better Homes & Gardens

    Jun 12, 2023 · Lobelia erinus is a pretty, easy-to-grow summer bloomer that serves as a haven for pollinators like hummingbirds and bees. While it is grown as an annual in most regions, blue …

  10. Rain Garden Plants: Great Blue Lobelia - Penn State Extension

    Apr 13, 2022 · One-page informational sheet with details and pictures of Great Blue Lobelia (Lobelia siphilitica). Spikes of brilliant blue flowers have a long bloom period. Individual flowers …

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