Lobelia cardinalis

Common name: Cardinal Flower

Native plant

Cardinal Flower is named for its beautiful scarlet flowers that are a nectar source for hummingbirds and swallowtail butterflies. The flowering spikes of the Lobelia cardinalis open from the bottom to the top and bloom from July- September reaching 2-4’ in height. They grow best in moist, rich soils in full sun to partial shade. This is a showy plant that’s great for the garden, especially in moist areas. Its blossoms also make excellent cut flowers.


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Plant Details

Plant type


Soil type

Moist Mesic, Wet

Light exposure

Eastern Exposure / Morning Sun, Full Sun, High Canopy Shade (Usually from oaks), Partial Sun / Part Shade

Bloom period


Urban environment

Requires Protected Site, Yards that Flood


Moist Woods, Prairie Grasslands, Wetlands, Woodlands

Growth form

Colonizing / Spreading

Growth rate


Flower color


Fall color



Mature height
2 Feet
Mature width
1 Feet
Max height
4 Feet
Max width
2 Feet

Additional information

Pollinator hot spot Rain garden suited

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