Hornbeam (carpinus betulus)
Horse Chestnut (aesculus hippocastanum)
Hungarian Oak (quercus frainetto)
Hybrid Larch (larix x marschinsii (eurolepis))
Hybrid Poplar (populus x canadensis 'Robusta')
Indian Bean Tree (catalpa bignonioides)
Italian Alder (alnus cordata)
Italian Cypress (cupressus sempervirens 'Stricta')
Japanese Cedar (cryptomeria japonica)
Japanese Grey Bark Elm (zelkova serrata)
Japanese Larch (larix kaempferi)
Japanese Maple (acer palmatum)
Japanese Quince (chaenomeles Japonica)
Japanese Snow Flower (deutzia gracilis)
Judas Tree (cercis siliquastrum)
Juniper (juniperus communis)
Katsura Tree (cercidiphyllum japonicum)
Korean Fir (abies korana)
Laburnum (laburnum anagyroides)
Large Leaved Lime (tilia platyphyllos)
Laurel (prunus laurocerasus)
Lawsons Cypress (chamaecyparis lawsoniana)
Leylandii / Leyland Cypress (cupressocyparis x leylandii)
Liquidambar (liquidambar styraciflua)
Black Tupelo (nyssa sylvatica)
Black Walnut (juglans nigra)
Blackthorn / Sloe (prunus spinosa)
Blue Stem Willow (salix irrorata)