Wild collected by the late Michael Wickenden as a Nepeta species but we suspect something else. Tall, branched spires of tiny bright blue flowers, 1.4m.
Brilliant little hummocks of deep green curled leaves will spread in time to form a low evergreen groundcover. Pretty spring flowers. Good soil in shade ideally. 15cm.
The green leaved form of the more common "black grass". Lavender-purple flowers followed by darkest green berries to 15cm. Good evergreen groundcover, even in quite dry shade.