Tolerates wet soils. Better variegation if pruned back to" every year. New foliage emerges pink in spring, maturing to variegated shades of pink, creamy white and green. Narrow, lance-shaped leaves (to 4” long) are particularly attractive in spring to early summer but gradually fade to mostly green as summer progresses. Nov 30, Prune small stems at evenly distributed locations throughout the plant about 1/8- to 3/8-inch above a leaf bud with a cut that slants away from the bud, using pruning shears.
Prune as needed in late winter to early spring. Many gardeners prune the stems back in late winter each year to encourage more vigorous growth, more colorful foliage (as it results in new growth), and to control the plant stumpcutting.buzze Zones: 3, 4, 5, 6, 7, 8, 9, 14, 15, 16, Feb 19, How far can you prune Salix integra 'Hakuro Nishiki' By Gaiashelly. although if you want to make it into a tree type i would imagine you would do this the same way that you would any other shrub.
wait until it grows a bit taller and then take off the bottom branches and shape the top accordingly - i have done this with an Acer tree that i. ‘Hakuro-nishiki’ (synonymous with ‘Albo-maculata’), commonly called dappled Japanese willow or variegated willow, is a more compact cultivar that typically grows to ’ tall (less frequently to 10’ tall) and features attractive variegated foliage throughout the growing season.