WHITE HOREHOUND Marrubium vulgare

Llwyd y Cŵn

A rare and declining perennial species of shingle, coastland and open calcareous grassland, with highly crinkled round leaves and covered with small hairs that give it a silvery-white appearance.

An excellent nectar source for pollinators especially bees, because of its many flowers and long flowering season. 

Height: Up to 60cm

Flowers: June to November

Colour: White