Summer Digging

SUCCESSFUL MARGINAL UNSUCCESSFUL
Acer plat. Alberta Pak Acer buergerianum Aesculus (all varieties)
Acer plat. Columnar Acer campestre Carpinus
Acer plat. Emerald Queen Acer ginnala Chamaecyparis squarrosa
Acer plat. Summershade Acer griseum Chionanthus
Acer pseudoplatanus Acer palm. (all varieties) Cladrastus
Acer rubrum (all varieties) Acer plat. Crimson King Crataegus
Amelanchier (all varieties) Acer plat. Deborah Cuppressocyparis
Cedrus (all varieties) Acer plat. Royal Red Fagus sylv. Asplen.
Celtis Acer plat. Schwedleri Fagus sylv. Atropu.
Chamaecyparis Acer pseudo. Spaethi Fagus sylv. Riversi
Comus kousa Acer saccharum (all varieties) Halesia
Cryptomeria Acer tataricum Ilex pedunculosa
Elaeagnus Cercidiphyllum Laburnum
Fraxinus (all varieties) Cercis Malus (with leaf drop)
Ginkgo Comus florida Malus tripetala/macrophy
Juniperus (all varieties) Cornus mas Metasequoia
Libocedrus Cornus controversa Prunus
Liquidambar Cotinus Quercus alba
Magnolia Franklinia Quercus bicolor
Morus Gleditsia (all varieties) Quercus coccinea
Myrica Hamamelis Quercus phellos
Phellodendron Ilex aquip. San Jose Quercus robur
Picea (after July 1) Ilex mes. Blue Girl Quercus shumardii
Poncirus Ilex opaca Salix
Prunus (after July 1) Ilex verticillata Sorbus
 Pseudotsuga (after July 1) Nyssa Styrax
Quercus palustris Ostrya Taxodium
 Sophora Oxydendrum Viburnum sieboldi
Thuja Platanus (leaf drop with regeneration) Viburnum tomentosum
Tsuga (after July 1) Pyrus
Zelkova Stewartia
Syringa
Tilia cordata
Tilia euchlora
Tilia tomentosum
Ulmus
Viburnum prunifolium
Viburnum rhytidophyllum