Chamaecyparis pisifera 'White Pygmy' is a columnar, upright evergreen conifer with a well-branched habit. Its narrow form is suited to architectural planting, hedging and containers. It prefers full sun and moist but well-drained soils, tolerating chalk, clay, loam or sand and a wide pH range. It is rated H6, meaning very hardy in the UK.

Sawara cypress 'White Pygmy' is a columnar evergreen conifer for full sun and moist, well-drained soils, rated H6 (very hardy).

Chamaecyparis, common names cypress or false cypress, is a genus of conifers in the cypress family Cupressaceae, native to eastern Asia and to the western and eastern margins of the United States. The name is derived from the Greek khamai (χαμαί), meaning "on the earth", and kuparissos (κυπάρισσος) for "cypress".

Chamaecyparis pisifera 'White Pygmy'

Sawara cypress 'White Pygmy' | Chamaecyparis pisifera 'White Pygmy'

Juniperus recurva 'Embley Park' is an evergreen juniper cultivar with a variable habit ranging from columnar to spreading and mat-forming. Its foliage remains year-round and it tolerates exposed coastal sites as well as sheltered positions. It performs on a wide range of soils provided they are well drained. It suits both south- and west-facing aspects in the UK.

Himalayan Juniper (Juniperus recurva 'Embley Park') is an evergreen cultivar for south- or west-facing, well-drained chalk, clay, loam or sand soils in.

Juniperus recurva 'Embley Park'

Himalayan Juniper (Juniperus recurva 'Embley Park')

Juniperus sabina 'Musgrave' is an evergreen cultivar of Juniperus in the cypress family with variable habit that can appear columnar, form low mats or trail. It tolerates a wide range of soil types and pH, provided the soil is well drained. Fully hardy in the UK (H7), it performs in both exposed and sheltered positions and suits south, west or east aspects.

Juniperus sabina 'Musgrave' (Savin Juniper) is an evergreen cultivar suited to full sun or partial shade on well-drained chalk, clay, loam or sand soils.

Juniperus sabina 'Musgrave'

Savin Juniper (Juniperus sabina 'Musgrave') | Evergreen

Juniperus scopulorum 'Blue Arrow' is a columnar upright evergreen conifer that maintains a very narrow 0.1–0.5 metre spread while reaching 1.5–2.5 metres. It has a slow to moderate growth rate, taking around 20–50 years to reach its mature height. The cultivar is drought resistant and suited to both exposed and sheltered sites. It provides year-round structure in winter.

Rocky Mountain juniper 'Blue Arrow' is a narrow, drought-tolerant evergreen reaching 1.5–2.5 metres and fully hardy (H7) in the UK.

Junipers are coniferous trees and shrubs in the genus Juniperus of the cypress family Cupressaceae. Depending on the taxonomy, between 50 and 67 species of junipers are widely distributed throughout the Northern Hemisphere as far south as tropical Africa, as far north as the Arctic, and parts of Asia and Central America.

Juniperus scopulorum 'Blue Arrow'

Rocky Mountain juniper 'Blue Arrow' | Juniperus scopulorum 'Blue Arrow'

Metasequoia glyptostroboides 'Prof. Marc Senelle' is a columnar, upright deciduous conifer valued as a single-specimen tree. Its defining trait is a narrow, vertical habit that suits a prominent planting position. Plant it in full sun in neutral loam that stays moist but drains well on a south-facing, exposed site. It is fully hardy in UK gardens (H7).

Dawn Redwood (Metasequoia glyptostroboides 'Prof. Marc Senelle') is a columnar, deciduous specimen for full sun in moist, neutral loam on south-facing.

Metasequoia glyptostroboides 'Prof. Marc Senelle'

Metasequoia glyptostroboides 'Prof. Marc Senelle' | Columnar

Thuja occidentalis 'Smokey' is an evergreen conifer cultivar in the Cupressaceae, derived from the species commonly called northern white‑cedar or arborvitae. It belongs to the genus Thuja and carries the compact, coniferous character associated with that group. Plants of this species are widely grown in ornamental planting. Expect variable habit depending on site; individuals can remain compact or become more open where conditions are less favourable.

Thuja occidentalis 'Smokey' is a cultivar of northern white‑cedar valued in gardens for its evergreen form and variable habit depending on site.

Thuja occidentalis 'Smokey'

Northern White-Cedar (Thuja occidentalis 'Smokey')

Thuja occidentalis 'Southport' is a narrowly conical evergreen conifer with an upright columnar habit. It retains foliage through spring and summer. It performs best in full sun on neutral loam that is moist but well-drained and will tolerate both exposed and sheltered sites. Use it for hedges, screening or as a vertical specimen.

Northern White-Cedar (Thuja occidentalis 'Southport') is a narrowly conical evergreen for hedges, screening or specimen planting in full sun.

Thuja occidentalis 'Southport'

Northern White-Cedar (Thuja occidentalis 'Southport')

Thuja plicata 'Excelsa' is an evergreen conifer with a narrowly conical habit, used where a tall, upright element is required. It originates from Alberta and British Columbia and keeps foliage year-round, with seasonal activity in spring and summer. Plant in full sun on neutral loam that remains moist but drains freely; it tolerates both exposed and sheltered sites. Suited to hedges, screening and specimen planting.

An evergreen, narrowly conical conifer for full sun on neutral loam; fully hardy and suited to hedges, screening or specimen planting.

Thuja is a genus of coniferous tree or shrub in the Cupressaceae. There are five species in the genus, two native to North America and three native to eastern Asia.

Thuja plicata 'Excelsa'

Western red cedar 'Excelsa' | Thuja plicata 'Excelsa'

Thuja plicata 'Irish Gold' is a well-branched evergreen conifer cultivar of Thuja suited to small-scale planting. It keeps dense foliage year-round and prefers sheltered sites. It grows on a wide range of soils from chalk to clay so long as they are well-drained or moist but well-drained. Fully hardy (H7), it tolerates south-, west- or east-facing positions in the UK.

Thuja plicata 'Irish Gold' is a fully hardy evergreen conifer for south-, west- or east-facing sheltered sites in UK gardens.

https://en.wikipedia.org/wiki/Thuja_plicata

Thuja plicata 'Irish Gold' (v)

Thuja plicata 'Irish Gold' | Compact evergreen conifer

Thuja plicata 'Kager's Beauty' is an evergreen conifer with a narrowly conical habit, valued for its upright columnar form. It originates from Alberta and British Columbia and belongs to the Cupressaceae family. Plant it in full sun on a neutral, loamy soil that remains moist but drains freely. It is fully hardy (H7) and is typically used for hedges, screening and as a specimen.

A narrow, evergreen Thuja for full sun in moist, neutral loam; fully hardy (H7) and well suited to hedging, screening or as a specimen.