This hardy Lobelia can be used to good effect at the back of the herbaceous border to give a splash of dark violet-blue at a time when colour is getting harder to find. Tall spikes of flowers are borne from Jul-Sept. Prefers moist sunny site. Might need a little winter protection if the weather gets very frosty. Height 60cm (2') Colours vary slightly.
Common NameCardinal Flower
Approx Height (10 yrs.)60-90 cm (24-36")
Soil TypeAll
Soil pHAcid, Neutral, Alkaline
AspectSun
HardinessHardy
Flowering TimeSummer
Flower ColourBlue
Plant TypeHerbaceous