How to Prune Longwood Blue Caryopteris is a Michigan Gardener's video.
The soil is well-drained and can easily be grown in full sun.Has a preference for loose loams.Tolerates some dry weather.It is tolerant of wet soils.Top growth is only winter hardy to USDA Zone 7.In the cold winters of Zones 5 and 6, stems will often die to the ground, with roots surviving to push up new stems in the spring.Many gardeners in Zones 5 and 6 assume stems will be damaged in the winter andPruning back hard all stems each year in early springIn warm winter climates where the stems usually survive winter, gardeners tend to peck the plants back hard in the early spring to promote vigorous new stem growth.Pruning doesn't affect flowering because plants bloom on new growth.
Caryopteris clandonensis, commonly called bluebeard, blue spirea or blue mist, is a low-mounded, deciduous shrub that is valued for its aromatic foliage and late summer flowers which are said to resemble clouds of blue smoke or mist.This hybrid was found to be an accidental cross between two plants.The total shrub height depends on the extent of winter dieback and/or the annual spring pruning.Butterflies, bees and other beneficial insects like flowers.The Genus name comes from Greek meaning "nut" and "wing" in reference to the winged fruits found on this shrub.'Longwood blue' may reach a height of 4'.The bloom of fragrant, violet-blue flowers in terminal and axillary clusters can be seen from late summer into fall.There are lance-shaped, silvery-gray leaves.There is a selection from Pennsylvania.
There are perennial borders.There are Shrub borders.Very effective in large groups.It is also effective as a low hedge.It is valued for its late summer to fall flowers.