Verbena hastata (Blue Vervain)

50 (100)cm, Blue Vervain is a short lived perennial from moist soils in North America. It has narrow, strongly serrated, slightly glossy leaves and a tall, losely branching stalk with numerous rich pink to pale lilac flowers. Easily cultivated in any humus rich, well drained, always slightly moist soil in a sunny spot. VII-VIII.
50 seeds per package.