Shrub/Tree Thuja occidentalis 'Wintergreen' [Wintergreen Eastern Arborvitae] 'Wintergreen' has a narrow pyramidal habit and maintains excellent color all year round. Slightly faster growing and more shade tolerant than other variants of T. occidentalis. One of the best plants for screening in moist, well-aerated soils. Bagworms can be a problem. Subject to several other insect pests, all of which usually can be controlled with timely spraying. Deer may feed on foliage.
Shrub/Tree Thuja sp. [Arborvitae] The Arborvitae genus, Thuja, is comprised of six species of monoecious, evergreen coniferous trees or shrubs and numerous cultivars. The common name, Arborvitae, means "tree of life" and originated when Native Americans showed early French settlers how to use the foliage to treat scurvy.
Shrub Tsuga canadensis 'Gentsch White' [White Dwarf Canadian Hemlock] 'Gentsch White' is a dwarf cultivar with white and silver-tipped branches. Foliage browns in dry soil, drying wind, and winter sun in very exposed sites. Does not tolerate long periods of drought. Can be scorched by full sun and temperatures above 95 degrees F. Many minor pest problems, with wooly aldelgids being especially serious in the Northeast US.
Shrub Tsuga canadensis 'Jeddeloh' [Dwarf Canadian Hemlock] The Jeddeloh Canadian Hemlock is an interesting, mounded, dwarf cultivar that forms a cascade of weeping branches. Adaptable plant, tolerant of both shade and alkaline soils. Foliage browns in dry soil, drying wind, and winter sun in very exposed sites. Does not tolerate long periods of drought. Can be scorched by full sun and temperatures above 95 degrees F. Many minor pest problems, with wooly aldelgids being especially serious in the Northeast US.
Shrub Tsuga canadensis 'Jervis' [Dwarf Canadian Hemlock] 'Jervis' is a dense, compact, dwarf cultivar with an irregularly pyramidal form. Foliage browns in dry soil, drying wind, and winter sun in very exposed sites. Does not tolerate long periods of drought. Can be scorched by full sun and temperatures above 95 degrees F. Many minor pest problems, with wooly aldelgids being especially serious in the Northeast US.
Shrub Indiana Native Viburnum acerifolium [Mapleleaf Viburnum] The Mapleleafe Viburnum is a shade and drought tolerant plant that is excellent for naturalizing. Tolerant to the poison excreted by Black Walnuts.
Shrub Viburnum bracteatum [sold as All That Glows™] [All That Glows Bracted Viburnum] The Bracted Viburnum is very similar to the Arrowwood Viburnum (V. dentatum), except it generally has glossier, more leathery foliage. All That Glows is a dense, compact dwarf variant of the species with exceptionally glossy leaves and heavy fruit set.
Shrub Viburnum × burkwoodii [Burkwood Viburnum] Trouble-free plant tolerant of soils and pollution (except sulfur). Also, does not tolerate more severe drought. Very fragrant when in bloom, although to a lesser degree than Viburnum carlesii (Koreanspice Viburnum). Bacterial spot and powdery mildew susceptibility (but not always a problem). Sulfur containing pesticides burn or defoliate leaves. Too thin to be a solid screen.
Shrub Viburnum × burkwoodii 'Chenaultii' [Chenault Burkwood Viburnum] 'Chenaultii' has a finer-textured, more delicate appearance than the species type due to its smaller leaves and thinner branches. Trouble-free plant tolerant of soils and pollution (except sulfur). Also, does not tolerate more severe drought. Very fragrant when in bloom, although to a lesser degree than Viburnum carlesii (Koreanspice Viburnum). Bacterial spot and powdery mildew susceptibility (but not always a problem). Sulfur containing pesticides burn or defoliate leaves. Too thin to be a solid screen.
Shrub Viburnum × carlcephalum [Carlcephalum Viburnum] This viburnum is an open, rounded shrub known for its snowball-like clusters of fragrant, white flowers in May.