Taiwania cryptomerioides
Tamarix ramosissima 'Pink Cascade'
Tamarix tetrandra
Taxodium ascendens
Taxodium ascendens 'Nutans'
Taxodium distichum
Taxodium distichum 'Cascade Falls'
Taxodium distichum 'Nutans'
Taxodium distichum 'Pendens'
Taxodium distichum 'Prairie Sentinel'
Taxus baccata
Taxus baccata 'Fastigiata Aurea'
Taxus baccata 'Repandens'
Taxus baccata 'Semperaurea'
Taxus baccata 'Summergold'
Taxus baccata 'Washingtonii'
Tetracentron sinense
Tetradium daniellii
Tetradium daniellii var henryi
Tetradium daniellii var hupehensis
Tetradium velutina
Tetrapanax papyrifer
Tetrapanax papyrifer 'Rex'
Thuja occidentalis 'Emeraude'
Thuja plicata 'Atrovirens'
Thujopsis dolabrata 'Nana'
Tilia amurensis
Tilia chenmoui
Tilia chinensis
Tilia cordata
Tilia cordata 'Green Spire'
Tilia cordata 'Rancho'
Tilia cordata 'Winter Orange'
Tilia europaea 'Euchlora'
Tilia europaea 'Pallida' (x)
Tilia europaea 'Wratislaviensis' (x)
Tilia flavescens 'Glenleven' (x)
Tilia 'Harold Hillier'
Tilia henryana
Tilia insularis
Tilia japonica
Tilia kiusiana
Tilia mongolica
Tilia monticola
Tilia oliveri
Tilia 'Petiolaris'
Tilia platyphyllos 'Orebro'
Tilia tomentosa 'Doornik'
Tilia tomentosa 'Van Koolwijk'
Tilia tuan
Toona sinensis
Toona sinensis 'Flamingo'
Trachelospermum jasminoides
Trachycarpus fortunei
Tripterygium regelii
Trochodendron aralioides
Tsuga canadensis
Tsuga candensis 'Jeddeloh'
Tsuga heterophylla
Tsuga mertensiana