Arboretum

ACER NEGUNDO – BOXELDER

The tree is sometimes listed in catalogs as Ash-Leafed Maple and the numerous, attractive seeds are very popular with squirrels. Fall color can be vivid yellow in the north to muted orange-brown in the southern part of its range. There is occasional good fall color in the south. A nice plant for naturalized areas, particularly …
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MORUS ALBA ‘PENDULA’ – MULBERRY, WHITE ‘PENDULA’

Mulberry should be grown in full sun or partial shade on any soil. It adapts to any soil and has naturalized in many parts of the world. Although it is tolerant of air pollution and dry conditions, the tree will perform its best on moist soils. The wood is considered ring porous.   RETURN TO …
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QUERCUS PHELLOS – OAK, WILLOW

It grows in low, bottomland, acid wet sites of flood plains yet is drought-tolerant. It thrives in constantly wet to moist soil, although it has been known to adapt to seemingly impossible habitats. Fibrous root system makes transplanting rather easy. Willow Oak is a tough tree well adapted to urban conditions, but can develop chlorosis …
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ACER CAMPESTRE – MAPLE, HEDGE

This is a tough tree used for planting in urban landscapes. The tree tolerates dry, alkaline soil. It is well-suited for and looks great during drought. The plant can be sheared into a hedge but requires regular pruning to keep it in check. Branches are arranged closely on the trunk and some pruning is usually …
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JUNIPERUS VIRGINIANA – REDCEDAR, EASTERN

Planted in full sun or partial shade, Eastern Red Cedar will easily grow on a variety of soils, including clay, but will not do well on soils kept continually moist. It is long-lived with one of the oldest trees, in Wisconsin, more than 1,200 years old. There is a stump in the Montreal Botanical Garden …
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CEDRUS ATLANTICA – CEDAR, ATLAS

Most references still list this plant as C. atlantica which is much easier to swallow. Atlas Cedar is difficult to transplant so it is often planted from containers or from the field nursery. Trees that have been regularly root pruned prior to moving may transplant best. A well-drained deep loam soil on the acid side …
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CLADRASTIS KENTUKEA – YELLOWWOOD

A medium-sized deciduous tree from the legume family, yellowwood is native to the southeastern United States. They typically grow to be 30-50 feet tall at maturity, with upright branching and a rounded crown. Yellowwood has pinnately compound leaves, which turn bright green in the summer and yellow in the fall. Flowering occurs in the spring …
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QUERCUS ROBUR – OAK, ENGLISH

The species is not commonly planted but could be a good tree for street side planting if it were more available. It appears to be well suited for planting in most areas within its hardiness range including the high plains and Rocky Mountains. The cultivars with a narrow canopy require little pruning because branches stay …
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THUJA OCCIDENTALIS – ARBORVITAE, EASTERN

Transplanting is moderately easy if plants are root-pruned and either balled and burlapped or potted. American Arborvitae likes high humidity and prefers moist to wet soils but tolerates some drought. The foliage turns brownish in winter, especially on cultivars with colored foliage and on exposed sites open to the wind. Select cultivars that remain mostly …
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MAGNOLIA STELLATE – MAGNOLIA, STAR

Star Magnolia grows best with mulch spread out to the edge of the canopy to eliminate competition from turf and ground covers. Plants reach their mature height very slowly, growing about one foot per year. Best flowering occurs in the full sun in a rich, porous and slightly acid soil. It is reportedly hard to …
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