The Nordic Inkberry is quite hardy (USDA zone 3), compact, and rounded with glossy dark green leaves that hold their color well through the winter. Tends to lose its lower leaves and branches with age. This species, like other hollies, is dioecious, and ‘Chamzin’ is a male cultivar, so no fruiting will occur. Withstands severe […]
‘Otto Luyken’ is a broad, compact evergreen shrub that produces numerous small, fragrant, white flowers in upright clusters in mid to late spring. This plant is shade tolerant, pH adaptable, and salt spray tolerant, but requires good drainage. Do not over fertilize. […]
‘Baltica’ has smaller leaves with more prominent white veination. Foliage becomes tinged with purple in the winter. Tolerant of heavy shade to full sun except at the northern limits of its useful range, where some protection from full winter sun is necessary. Vigorous and can be a weed problem in certain regions of the country […]
‘Thorndale’ is a very hardy cultivar that has large, glossy leaves with striking white veination. Tolerant of heavy shade to full sun except at the northern limits of its useful range, where some protection from full winter sun is necessary. Useful as a groundcover and vine. Vigorous and can be a weed problem in certain […]
The Mapleleafe Viburnum is a shade and drought tolerant plant that is excellent for naturalizing. Tolerant to the poison excreted by Black Walnuts. […]
The Minuet Mountain-laurel is a dwarf broadleaf evergreen shrub with an abundance of interesting flower buds and stunning flowers. Site and exposure requirements similar to Rhododendron, that is, acidic, well drained soil and at least light protection from afternoon sun in winter for best results. Mulch to keep roots cool. Hardiness varies widely with geographic […]
This dense cultivar has bright green foliage and a strongly upright, columnar to pyramidal habit. Widely adaptable to soils and climates, except for low light conditions. Tolerates alkaline soils, heat, and drought. Members of this species are used from New England to Minnesota to Louisiana. Phomopsis and Kabatina blights can be a serious problem in […]
Hypericum kalmianum ‘Ames’ is a compact, mounded deciduous shrub that produces attractive, interesting, bright yellow flowers in mid to late summer. ‘Ames’ is reported to have better winter hardiness than the straight species. […]
The full-size tree is a fine screening plant. Does best with ample soil and atmospheric moisture. A very dry site exposing the plant to afternoon sun and wind in winter could lead to browning and discoloration. Avoid hard pruning into old wood, it will not regenerate new shoots. An unpleasant odor is emitted when the […]
'Afredo' is a dense, compact cultivar, only reaching 5-6 feet high and wide, with excellent red fall color. It has some aphid resistance, compared to the species type. Widely tolerant of soils and microclimates. Drought resistance is not good. Fruits are used in preserves. […]
The Purdue Arboretum is a collaboration between the Department of Horticulture and Landscape Architecture and Physical Facilities Grounds Department