JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC |
BACK TO
Data Table
Hairless perennial of water margins and marshy ground. Widespread and locally common except in Scotland. Upright stems carry oval and pointed leaves. Pairs of pale blue flowers, arising from leaf axils, are borne in spikes June­August.Height up to 25cm