Trees and shrubs that tolerate both extreme alkalinity and acidity

SHRUBS      
Ilex aquifolium and cultivars Ligustrum ovalifolium and cultivars Salix caprea Sambucus
Viburnum opulus and cultivars      
CONIFERS      
Juniperus communis and cultivars Pinus sylvestris and cultivars Pinus nigra Taxus baccata and cultivars
TREES      
Betula papyrifera Betula pendula and cultivars Crataegus monogyna and cultivars Fagus sylvatica and cultivars
Populus alba and cultivars    Populus tremula Quercus cerris Quercus robur and cultivars