![close up view of great blue lobelia blooms](http://gardengoodsdirect.com/cdn/shop/files/great-blue-lobelia-30649308381226_x560.progressive.jpg?v=1697051342)
Images Depict Mature Plants
Great Blue Lobelia for Sale Online
Great Blue Lobelia, also known as Lobelia siphilitica, is a pollinator perennial known for its beautiful bright blue flowers. The trumpet-shaped flowers sit atop long stems, attracting butterflies and hummingbirds. It is a hardy native perennial with large, bright green foliage and blue blooms that appear mid to late summer. The Blue Cardinal Flower thrives in a variety of conditions and can tolerate part sun or part shade and moisture-rich soil.
Growzone: 3-9
![Great Blue Lobelia Hardiness Zones 3-9](http://gardengoodsdirect.com/cdn/shop/files/usda-plant-hardiness-zone-3-9_520x.jpg?v=10264312942000919643)
Hardiness Zone: | 3-9 |
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Mature Height: | 2 to 4 Feet |
Mature Width: | 1 to 2 Feet |
Classification: | Flowering Perennial |
Habit: | Upright |
Flower Color: | Blue |
Attracts: | Hummingbirds, Butterflies |
Soil Condition: | Prefers moist soil; can tolerate mild flooding |
Water Requirements: | Water frequently, do not let dry out |