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2012 Retail Catalog - Gertens

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12 X<br />

Helpful Plant Guidelines<br />

Trees & Shrubs for Shady Sites<br />

Trees Shrubs<br />

Acer rubrum (Red Maple) Aronia spp. (Chokeberry)<br />

Amelanchier spp. (Serviceberry) Clethra alnifolia (Summersweet)<br />

Carpinus caroliniana<br />

Cornus spp. (Dogwood)<br />

(American Hornbeam)<br />

Celtis occidentalis (Hackberry) Corylus americana (American Filbert)<br />

Cladrastis lutea (Yellowwood) Hamamelis spp. (Witch hazel)<br />

Cornus alternifolia<br />

Hydrangea spp. (Hydrangea)<br />

(Pagoda Dogwood)<br />

Gymnocladus dioicus<br />

Ilex spp. (Winterberry)<br />

(Kentucky Coffeetree)<br />

Ostrya virginiana (Ironwood) Physocarpus spp. (Ninebark)<br />

Tilia americana (American Linden) Rhododendron spp. (Rhododendron)<br />

Tilia cordata (Littleleaf Linden) Rhus aromatica (Fragrant Sumac)<br />

Tsuga canadensis<br />

Ribes alpinum (Alpine Currant)<br />

(Canadian Hemlock)<br />

Symphoricarpos spp.<br />

(Snowberry, Coralberry)<br />

Taxus spp. (Yew)<br />

Viburnum spp. (Viburnum)<br />

Relative Tolerances of Trees & Shrubs to Soils with High<br />

pH (alkaline soils)<br />

Tolerant Intolerant<br />

Acer platanoides (Norway Maple) Acer rubrum (Red Oak)<br />

Celtis occidentalis (Hackberry) Betula nigra (River Birch)<br />

Ginkgo biloba (Ginkgo) Clethra alnifolia (Summersweet)<br />

Gleditsia tricanthos (Thornless Fothergilla spp. (Fothergilla)<br />

Honeylocust)<br />

Gymnocladus dioicus (Kentucky Ilex verticillata (Winterberry)<br />

Coffeetree)<br />

Malus spp. (Crabapple) Quercus palustris (Pin Oak)<br />

Ostrya virginiana (Ironwood)<br />

Quercus macrocarpa (Bur Oak)<br />

Syringa reticulate (Japanese Tree<br />

Lilac)<br />

Rabbit Damage to Landscape Plants<br />

Plants Seldom Damaged Plants Heavily Damaged<br />

Aesculus parviflora (Bottlebrush<br />

Buckeye)<br />

Amelanchier spp. (Serviceberry)<br />

Buxus spp. (Boxwood) Berberis ‘Crimson Pygmy’ (Barberry)<br />

Cotoneaster spp. (Cotoneaster) Chaenomeles spp (Quince)<br />

Pinus strobus (White Pine) Euonymus alatus (Burning Bush)<br />

Potentilla fruticosa (Potentilla) Hamamelis virginiana (Common Witch<br />

hazel)<br />

Rhododendron ‘P.J.M.’<br />

(Rhododendron)<br />

Malus spp (Crabapple)<br />

Taxus spp. (Yew) Prunus x cistena (Purpleleaf Sandcherry)<br />

Syringa patula ‘Miss Kim’ (Lilac)<br />

Viburnum spp. (Viburnum)

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