Abies koreana (Korean Fir)
A compact, evergreen conifer. Leaves dark green above and gleaming white beneath. Early cones are purple. Very slow growing. Height after 10 years 2m (6ft).
Abies nordmanniana (Nordmann Fir Potted Christmas Tree)
A large, columnar, evergreen, coniferous tree with tiered, down-swept branches, dense, glossy, dark green, needle-like leaves and greenish-brown cones in spring.
Chamaecyparis lawsoniana 'Columnaris Glauca'
A dense, evergreen, coniferous tree that grows in a narrow columnar form, covered in blue-grey foliage, that is especially bright in summer. Height 2.5m (8ft), Spread 75cm (2.5ft) in 10 years.
Chamaecyparis lawsoniana 'Columnaris' (Lawson Cypress)
An evergreen, mid-sized, slender, columnar tree with flattened sprays of light blue-grey foliage. Height 12m (39ft), Spread 2.5m (8ft).
Chamaecyparis lawsoniana 'Stardust' (Lawson's Cypress)
A medium, evergreen, coniferous tree with a narrow pyramid form and dense, bright golden-yellow foliage. Will grow 2m (10ft) in 10 years.
Chamaecyparis lawsoniana 'Yvonne' (Lawson Cypress)
An evergreen conifer with a neat conical habit and very bright golden foliage during summer. Height 2.5m (8ft), Spread 1.2m (4ft).
Cupressocyparis leylandii 'Excalibur Gold'
A fast-growing, conical, coniferous evergreen tree with golden leaves held in flat sprays. Height 20m (66ft), Spread 8m (26ft).
Cupressus macrocarpa 'Goldcrest' (Monterey Cypress)
A vigorous, evergreen, coniferous tree with a narrowly conical habit. Its lime-yellow foliage is held in erect sprays and in summer is lemon scented. Height 4m (13ft) after 10 years.
Cupressus sempervirens 'Pyramidalis' (Italian Cypress)
A narrowly columnar, evergreen conifer with dense, dark-green scaly foliage on erect branches.
Juniperus communis 'Repanda'
An evergreen, coniferous, shrub with a prostrate habit forming a low, dense carpet. It's needle-like, dark-green foliage is tinged bronze in winter. Height 50cm (1.5ft), Spread 2.5m (8ft).
Juniperus horizontalis 'Wiltonii' (Creeping Juniper)
A prostrate, creeping, evergreen, coniferous shrub with elliptic, scale-like, blue-grey to blue-green leaves and, occasionally, oval, dark blue cones. Height 20cm (8in), Spread 2.5m (8ft).
Juniperus scopulorum 'Blue Arrow' (Rocky Mountain Juniper)
An upright, evergreen, coniferous shrub with a narrowly columnar habit. Its foliage is a vivid blue-green. Height 2.5m (8ft), Spread 50cm (1.5ft).
Juniperus squamata 'Blue Carpet' (Flaky Juniper)
An evergreen, coniferous shrub with a spreading, prostrate habit. It's prickly foliage is bright blue-grey. Height 30cm (1ft), Spread 2.5m (8ft).
Juniperus virginiana 'Skyrocket' (Rocky Mountain Juniper)
A narrowly columnar, evergreen, coniferous shrub with aromatic, scale-like, grey-green leaves and spherical, fleshy, grey-blue fruit. Height 6m (20ft), Spread 1m (3ft).
Juniperus x pfitzeriana 'Old Gold'
A compact, evergreen conifer of a spreading habit with ascending branches bearing scale-like, bronze-yellow leaves. Height 1m (3ft), Spread 1.2m (4ft).
Picea abies (Norway Spruce Potted Christmas Tree)
An evergreen, coniferous tree, conical when young, columnar when mature, with reddish-brown bark and orange-brown shoots bearing blunt, needle-like, four-sided, dark green leaves.
Picea glauca (Blue Spruce Potted Christmas Tree)
A dense, conical, evergreen, coniferous tree and rigid, spirally arranged, blue-green leaves. Ovoid, green female cones turn pale brown when mature.
Picea pungens 'Baby Blue Eyes' (Colorado Spruce)
A slow-growing, conical, evergreen coniferous shrub or small tree with layered, horizontal branches bearing needle-like, blue-grey leaves and oblong, green cones in summer maturing to pale brown by autumn.
Picea pungens 'Erich Frahm' (Colorado Spruce)
A small, evergreen conifer with a dense, conical habit and silvery blue foliage made up of small, needle-like leaves. Height 4m (13ft), Spread 2m (6ft).
Picea pungens 'Hoopsii' (Colorado Spruce)
A small, evergreen, coniferous tree of conical shape with blue-grey, needle-like foliage. Seed cones also emerge in the autumn. Widely considered to be one of the best blue conifers. Height 4m (13ft), Spread 1.5m (5ft).
Picea pungens 'Koster' (Colorado Spruce)
A highly ornamental, conical, evergreen conifer with silvery blue-green needles. Height 2m (6ft) after 10 years.
Pinus mugo 'Mughus' (Dwarf Mountain Pine)
A dense, rounded, slow-growing, evergreen coniferous shrub with upright branches bearing paired, needle-like, dark green leaves and ovoid to conical, dark brown female cones. Height & Spread 1.58m (5ft).
Pinus pinea 'Silver Crest'
A compact, conical pine tree with long, silvery green needles aging to a more rounded habit.
Pinus sylvestris (Scots Pine)
An evergreen coniferous tree growing very large with a long, bare and straight trunk topped by a rounded or flat-topped mass of glaucous blue-green foliage turning dark yellow-green in winter.
Sequoiadendron giganteum (Giant Redwood)
A very tall, columnar, evergreen coniferous tree with downcurved branches, fissured, red-brown bark awl-shaped, grey-green leaves & oval, mid-green cones that persist for many years. Height 80m (262ft), Spread 10m (32ft).
Taxus baccata 'Fastigiata Aureomarginata' (Yew)
A large, compact, upright, male evergreen shrub, columnar when young becoming broader with age, with erect shoots bearing linear, dark green leaves with bright yellow margins. Height 4m (13ft), Spread 2.5m (8ft).
Taxus baccata 'Fastigiata Robusta' (Irish Yew)
A coniferous tree that forms a very slow growing, dense, broad column with a multi-pointed crown. It has deep green needles and small red cones in autumn. Height 9m (29ft), Spread 3m (10ft).
Taxus baccata (English Yew)
A dense, medium-sized evergreen, coniferous tree with narrow, rich, dark green foliage. Grows well in shady sites. Annual growth rate of approximately 20cm (8in). Height 15m (49ft), Spread 12m (39ft).
Thuja occidentalis 'Fire Chief'
A slow-growing, evergreen, rounded, coniferous shrub with fine, bright golden spring foliage and fantastic deep red autumn colour. Height & Spread 1.2m (4ft).
Thuja occidentalis 'Smaragd' (White Cedar)
A slow-growing, conical, evergreen conifer with erect sprays of scale-like, ovate, bright green leaves. Height 2.5m (8ft), Spread 1m (3ft).
Thuja occidentalis 'Sunkist'
A medium, slow-growing, pyramidal conifer. It has dense, flattened branches of orange-yellow foliage in winter, followed by lemon-yellow foliage in spring.
Thuja orientalis 'Aurea Nana'
A slow-growing, coniferous, evergreen shrub with a pointed globe shape. It has green foliage that is tinged yellow in spring and in autumn it fades to green and bronze. Height & Spread 1m (3ft).
Thuja plicata 'Martin' (Western Red Cedar)
A medium, evergreen, coniferous tree that has mid-green, neat foliage that is tinged bronze in winter. It has a narrow, conical form and is often used for hedging. Height 6m (20ft), Spread 2m (6ft).