Eschscholzia stauntonii

Chinese Mint Bush. The bushy hardy and drought tolerant plant has beautiful flowers, which bloom until late autumn, is perennial, even though its above-ground parts freeze in winter to regrow in the following year. Back of the border. 120-160cm, chop down in winter to half size or less. Bees love it too.
An East Asian herb from the mint family, a very good as a tea-herb similar to peppermint. It has a pleasantly exotic, slightly minty aroma.