Tolerance of Trees to Salts in Soil E = evergreen; N = native to Maine Trees That Tolerate High Soil Salt Levels: Aesculus hippocastanum Common Horsechestnut Amelanchier canadensis N Canadian Serviceberry Crataegus crus-galli N Cockspur Hawthorn Gleditsia triacanthos Honeylocust Pinus nigra E Austrian Pine Quercus alba N White Oak Quercus rubra N Red Oak Syringa