Lythrum salicaria Purple loosestrife
This beautiful plant is in full bloom now and flowers generally from June to September. It is native to Europe, NW Africa, Asia and SE Australia. It has been introduced into north America by bee keepers for the nectar. It is usually found growing near streams and rivers and can grow to 2 metres tall in damp banks. It is an herbaceous perennial. The flowers are pollinated by bees and butterflies. It has been used as a herb to treat diarrhoea and dysentry.