Easily grown in rich, medium to wet soils in full sun to part shade. Cardinal flowers (Lobelia cardinalis) need constant moisture and will even tolerate brief flooding. However, soils should only be allowed to dry out if it occurs naturally in wetlands. Cardinal Flower grows best in full sun or light shade in hotter climates. Brilliant red flowers are sure to bring hummingbirds and butterflies to the garden, this clump-forming perennial features erect, terminal spikes of large, cardinal red flowers on unbranched, alternate-leafed stalks rising typically to a height of 2-3′.
Effective in moist areas of woodland/shade gardens, wet meadows or along streams or ponds. Water gardens. Rain garden. Also adds late summer bloom and height to borders as long as soils are kept uniformly moist. Cardinal Flower is a Nectar Plant for the Checkered White!
Vital Details:
Size: 3-5’ x 9-18”
Light: Full sun (6+ hrs/day), partial shade (4-6 hrs/day)
Water: Fertile, moist soil
Hardiness: 2-9
Pollinator Value: Attracts native pollinators, especially loved by hummingbirds.
Host Plant To The Following: Checkered White butterfly, Spicebush Swallowtail, Red Banded Leafroller moth, and many other pollinating insects.
Notable Features: red flowers, deer resistant, attracts hummingbirds, attracts butterflies, fall interest, fall-blooming.
Plant Name: Cardinal Flower (Lobelia cardinalis)