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 'Ivonne' (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).

Chamaecyparis lawsoniana 'Minima Aurea'

A very slow-growing, dwarf, evergreen, coniferous shrub with a conical habit. Its foliage is golden-yellow and borne in dense, mostly vertical sprays. Height & Spread 1m (3ft).

Chamaecyparis lawsoniana 'Minima Glauca'

A dwarf, evergreen, slow-growing, coniferous shrub with a rounded habit. Its foliage is dark blue-green and borne in dense, vertical sprays. Height & Spread 2.5m (8ft).

Chamaecyparis lawsoniana 'Snow White' (Lawson's Cypress)

A slow growing, evergreen, coniferous shrub with grey-green foliage that is decorated with white new growth in spring and summer, giving it an attractive frosted look. Height 1m (3ft), Spread 50cm (1.5ft).

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 obtusa 'Tempelhof' (Hinoki Cypress)

A slow-growing, ovoid or conical, dwarf, evergreen, coniferous shrub with dense sprays of scale-like, yellow-green leaves, turning bronze in winter.

Cryptomeria japonica 'Tilford Gold' (Japanese Cedar)

A compact, slow-growing, dense, domed, evergreen, coniferous shrub with soft, spirally-arranged, awl-shaped, golden-yellow to yellow-green leaves. Height & Spread 2m (6ft).

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 macrocarpa 'Wilma'

A conical to columnar, dwarf evergreen conifer with plume-like sprays of pointed, lemon-scented, scale-like, bright yellow-green leaves.

Cupressus sempervirens 'Pyramidalis' (Italian Cypress)

A narrowly columnar, evergreen conifer with dense, dark-green scaly foliage on erect branches.

Juniperus chinensis 'Blue Alps' (Chinese Juniper)

A vigorous, evergreen, coniferous shrub with an upright, arching habit. It has grey-green, prickly needles. Height 3m (10ft), Spread 1.5m (5ft).

Juniperus communis 'Compressa'

A slow-growing, dense, evergreen, dwarf, coniferous shrub of columnar habit with slightly prickly, dark grey-green foliage. Height 1m (3ft), Spread 50cm (1.5ft).

Juniperus communis 'Goldschatz'

A low growing, spreading conifer with bright, golden yellow foliage making it an ideal variety for providing ground cover and on the edges of borders.

Juniperus communis 'Green Carpet' (Juniper)

A prostrate, spreading, evergreen coniferous shrub. Forms a flat carpet of bright green, needle-like foliage. Excellent for ground cover. Height 30cm (1ft), Spread 2m (6ft).

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 sabina 'Tamariscifolia'

A low-growing, evergreen conifer with prickly, dark blue-green foliage arranged on wide-spreading, overlapping branches. Height 1.5m (5ft), Spread 2m (6ft).

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 'Little Joanna' (Flaky Juniper)

A low-growing, compact, evergreen conifer with dense, grey-blue foliage forming a flat, spreading habit. Height & Spread 50cm (1.5ft).

Juniperus squamata 'Tropical Blue' (Flaky Juniper)

A compact, dense, mound-forming, evergreen coniferous shrub with elliptic, scale-like, blue-green to blue-grey leaves and, rarely, oval, fleshy, dark blue cones. Height 30cm (1ft), Spread 60cm (2ft).

Juniperus x pfitzeriana 'Carbery Gold'

A medium-sized, evergreen, coniferous shrub that has spreading, graceful branches covered in bright golden-yellow foliage. Height 1m (3ft), Spread 1.2m (4ft).

Juniperus x pfitzeriana 'Mint Julep'

A compact, evergreen, coniferous shrub with arching branches of finely-textured, scale-like, bright to blue-green leaves. Height 1.5m (5ft), Spread 2.5m (8ft).

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 var. albertiana 'Alberta Globe'

A coniferous, dwarf shrub that has a very dense, compact, rounded form with dark green foliage and light green new growth. Very slow growing. Height & Spread 30cm (1ft).

Picea glauca var. albertiana 'Conica' (White Spruce)

An evergreen, coniferous shrub, which forms a dense, upright cone. It has deep green foliage that develops lime green new growth in late spring. Height 75cm (2.5ft), Spread 30cm (1ft) after 10 years.

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 nigra 'Austriaca' (Austrian Pine)

An evergreen conifer, with dense spreading branches, fast growing when young and covered in dense, tufty, dark green needles and produces dark brown cones. Suitable for dry, exposed and maritime sites where it excels.

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.

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 'Hetz Midget'

A dense, slow-growing, evergreen conifer of a rounded habit with fine, rich green foliage during the summer that take on purple tints in the winter months. 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 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 'Goldy'

A compact, upright conifer with a cone-shaped habit that grows quickly with light green foliage that turns into a stunning display of gold-yellow foliage during the winter.