Great Blue Lobelia Bloom Time
A north american native that is perfect for the late summer garden lobelia siphilitica great blue lobelia is a popular upright perennial which produces long lasting spikes of bright blue flowers atop a finely toothed lance shaped foliage from late summer to mid fall.
Great blue lobelia bloom time. Tall and clustered with deep throated flowers that hummingbirds love. Ive found this plant in partially shaded meadows along the. Great blue lobelia l. Siphilitica with flowers in shades of blue lavender pink or red and a long summer bloom period.
Lobelia should delight your garden with beautiful blooms about mid summer continuing on up to the first frost. The great blue lobelia lobelia siphilitica is a perennial flower native to most of north america. About lobelia great blue for late summer blue blooms these are the ones to choose. So it is erect in its footprint and doesnt branch out.
Although not necessary you can deadhead lobelia plants to maintain a neat appearance. Siphilitica also called blue cardinal flower is another native perennial wildflower that bears long lasting bright blue flowers. It combines well with great blue lobelia another native l. It will grow 2 3 tall in optimum conditions producing several stalks or spikes of dark blueviolet flowers.
The blooms are quite showy and are mainly pollinated by bees. Late summer bloom period. The stems are 2 3 ft. Lobelia speciosa are popular garden hybrids usually of l.
Showy bright blue flowers are in the axils of leafy bracts and form an elongated cluster on a leafy stem. Silphitica which blooms about the same time irises marsh milkweed asclepias incarnata monkeyflower mimulus sp and rose mallow hibiscus moscheutos. Genus name honors matthias de lobel 1538 1616 french physician and botanist who with pierre pena wrote stirpium adversaria nova 1570 which detailed a new plant classification system based upon leaves. Each flower is split into two lips the upper lip has two segments and the lower lip has three.
Lobelia siphilitica lobeliaceae family similar to cardinal flower lobelia cardinalis except this short lived perennial bears long lasting bright blue flowers instead of red atop 2 to 3 foot tall plants.