Images Depict Mature Plants
Blue Cardinal Flower
Lobelia siphilitica 'Great Blue'
Blue Cardinal Flower plants are irresistible to Hummingbirds and Butterflies! Their bright blue flowers bloom in late summer and are pollinator magnets. They are hardy perennials that are well-known for their ease of care and versatility.
Shipping calculated at checkout.
Delay shipping by leaving us a message at Checkout.
Share:Recommended Add-Ons
Blue Cardinal Flower Plants for Sale Online
The Blue Cardinal Flower or 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.
| Hardiness Zone: | 3-9 |
|---|---|
| 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 |
Additional Information
Blue Cardinal Flower Perennials
The Lobelia plant, also commonly referred as the Cardinal Flower is definitely a show stopper as far as perennials go. Butterflies and hummingbirds absolutely love this plant. It is a bright blue beacon for hummingbirds, if you plant it, they will find it.
