Potted water forget me not (myosotis scorpiodes) 
 is similar in appearance to common forget me not it is a native marginal plant it can survive being submerged but does better when in shallow water or damp soil . The flowers are blue and attractive to bees and other pollinators it flowers from mid spring to late autumn ,the plant can reach a height of around 60 cm in height but usually much smaller and makes an excellent addition to a wildlife pond.