Growing naturally in moist soil in partial to full shade. In its native range, Great Blue Lobelia can be found in wet prairies, soggy meadows, pond and creek edges, marshland borders, and other moist areas. It produces a spike of … As I hike toward the car, I pinch off a leaf of mountain mint; hot and cool and refreshing—all at the same time. 3 members have or want this plant for trade. The flowers are larger than other Lobelias and have stripes on the tube portion. This beautiful plant gives away to brilliant true blue flowers. The leaves of Great Blue Lobelia are lance-like and pointed and can be 2-6" long, growing alternate along the stem. Growing Instructions . They make a nice combinations, I think. Lobelia siphilitica - Great Blue Lobelia, Blue Cardinal Flower. MN Native /Lobelia Blue Great Blue Lobelia Lobelia siphilitica The blue Minnesota Native version of cardinal flower, it sports a profusion of sky blue tubular flowers larger than its red cousin, with darker green elongated leaves. Great Blue Lobelia features purple-blue, tubular flowers, which bloom July-September in whorled clusters atop tall, erect stems. It will grow 2-3′ tall in optimum conditions producing several stalks or spikes of dark blue/violet flowers. This colony-forming perennial grows well in medium to wet soils, especially with a little shade. For spring planting, mix the seed with moist sand and store it in the refrigerator for 60 days before planting. An easy to grow native that will thrive in a partly sunny, moist spot in your garden, this Lobelia will spread and multiply when given the chance. Attracts Wildlife. It can grow up to 4 feet tall, sending up tall spikes of lovely blue flowers. Great Blue Lobelia (Lobelia siphilitica) or Blue Cardinal Flower, Lobelia siphilitica, typically grows in moist to wet locations along streams, sloughs, springs, swamps, meadows and in low wooded areas. Lobelia - Great Blue. The blooms are quite showy, and are mainly pollinated by bees. This species was the tenth most attractive to natural enemies in the late season, with three times as many natural enemies as the grass control. Great Lobelia, the blue counterpart of the Cardinal Flower, can be found in open, moist places and blooms at the same time as Cardinal Flower. Lobelia siphilitica. Great Blue Lobelia and Caladiums: another angle, They are sharing the containers mainly with Caladiums. It produces a spike of zygomorphic flowers in the late summer. It too, likes evenly moist loamy soil, but it is not as tolerant of deeper water for extended periods of time. I’ve found this plant in partially shaded meadows along the Its native habitat includes swamps and moist, low areas. My mouth tingles. The great blue lobelia iLobelia syphil- ilica,) After Bntton and Brown, 111. The Great Blue Lobelia (Lobelia siphilitica) is a species within the Campanulaceae family. "(Newcomb's Wildflower Guide," by Lawrence Newcomb, and "Wildflowers of Ohio" by Stan Tekiela). The Great Blue Lobelia in our shady Back Garden seem to positively love this treatment. The Latin species name indicates that it was once thought that Great Lobelia was a cure for syphilis. Anthers united into a tube around the style, the anther sacs appendaged at the base and summit. The leaves are alternate with a toothed margin. The plants grow 1-3' high, preferring wet woodland edges, moist thickets, and swamps. Blue flowers first mature in mid-summer and continue into early fall. Click the map above to view a larger image. View gallery. Also known as the great lobelia or the great blue lobelia, the Lobelia siphilitica is a North American native upright and popular perennial. 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