Veronicastrum Virginicum

Compact and sturdy in growth, it adds sparkle to the garden from midsummer through fall.When to Set Outside This lightly fragrant mid-to-late summer bloomer can be set in the ground in early spring until early summer, enabling their full establishment...

The slender petals tend to curve upward. A compact grower, its strong stems bear a multitude of narrow-petalled flowers with brilliant burnished orange cones all summer to early fall.

Grow uncrowded by other plants in dry to regular, well-drained soils.When to Set Outside This summer bloomer can be set in the ground in early spring when there is still a chance for a light frost, or in early autumn.

To see the practice in action, check out this video . You can remove up to half of the plant's height. I always spend a few hours early in the month pinching back some of my perennials.