Green Spruce Trees

Abies koreana ‘Oberon’ is a beautiful compact form of Korean Fir, prized for its neat, architectural shape, slow growth and attractive evergreen foliage. This charming conifer is an excellent choice for smaller gardens, contemporary planting schemes, rockeries, alpine gardens, containers and areas where a full-sized tree would be unsuitable.

‘Oberon’ remains naturally compact, developing a dense, rounded to broadly conical habit over many years. It typically grows slowly, making it ideal for gardeners looking for a low-maintenance evergreen that provides year-round structure without becoming overpowering. Its tidy growth habit means it requires little, if any, pruning to maintain its shape.

The foliage consists of short, glossy green needles that are arranged neatly along the branches, creating a soft yet refined appearance. The undersides of the needles have a silvery-white colouring, giving the plant a subtle shimmering effect when viewed from different angles. It may produce attractive upright cones when mature, adding further seasonal interest.

Abies koreana ‘Oberon’ prefers a sheltered position in full sun or partial shade and thrives in fertile, moist but well-drained soil. It performs particularly well in slightly acidic to neutral soils but will tolerate a range of garden conditions provided drainage is good. Avoid planting in areas that become waterlogged during winter. A mulch around the base of the plant will help retain moisture and protect the roots, especially during dry summer periods.

This hardy evergreen is well suited to the UK climate and requires minimal care once established. It is generally resistant to pests and diseases and benefits from protection from strong, drying winds, particularly when young. Its compact size and year-round interest make it a versatile choice for small gardens, mixed borders or as an elegant specimen plant in a decorative container.

Abies koreana, commonly known as Korean fir, is an evergreen coniferous tree that belongs to the Pinaceae family. Native to the high mountains of South Korea, this tree species is renowned for its beautiful foliage, attractive cone clusters, and graceful habit. It is a popular ornamental tree grown in gardens, parks, and landscapes around the world.

Korean fir can grow up to 15-20 meters in height with a narrow pyramidal or conical shape. The bark is grayish-brown and smooth when young, becoming rough and scaly as the tree ages. The needles are 1-3 cm long, glossy dark green on the upper surface, and have two white stripes on the undersides. They are arranged in a spiral pattern around the branches, giving the tree a graceful and delicate appearance.

One of the most distinctive features of Korean fir is its stunning cones. They are upright and cylindrical, measuring 7-15 cm in length and 3-4 cm in width. The cones are green when young, but turn a beautiful purple or violet-blue as they mature. They also have unique, purplish bracts that protrude from the cone scales, adding to their aesthetic appeal. Korean fir is a hardy tree that prefers cool and moist conditions. It is best grown in full sun or partial shade in well-drained, acidic soils. It is relatively slow-growing, but can live for several decades with proper care. It is also resistant to most pests and diseases, making it a low-maintenance tree.

Abies pinsapo glauca, commonly known as the blue Spanish fir, is a stunning evergreen tree that is native to the mountains of southern Spain and northern Morocco. It belongs to the Pinaceae family and is closely related to other firs such as Abies nordmanniana and Abies alba. One of the most striking features of Abies pinsapo glauca is its beautiful blue-gray needles that are arranged spirally around the branches. The needles are relatively short, typically measuring around 2-3 centimeters in length, and have a soft texture. The tree's bark is smooth and grayish-brown in color, with scattered resin blisters.

Abies pinsapo glauca is a slow-growing tree, with a mature height of up to 25 meters, and a dense, narrow crown. It prefers well-drained soils and is able to tolerate both dry and humid conditions. It is commonly found in mountainous regions, growing at altitudes of up to 2,000 meters. The blue Spanish fir is highly valued for its ornamental qualities and is often used in landscaping and garden design. It is an excellent choice for large gardens, parks, and open spaces, where its beautiful color and shape can be fully appreciated. Additionally, it is a popular choice for Christmas tree production due to its distinctive appearance and pleasant aroma.

Acacia dealbata 'Gaulois' espaliered on a metal frame is a striking and elegant choice for adding vertical interest and architectural flair to gardens and landscapes. This evergreen tree, commonly known as Mimosa, showcases feathery, silvery-green foliage and clusters of fragrant, bright yellow flowers that bloom in late winter to early spring. When trained against a metal frame, the espalier technique transforms 'Gaulois' into a living wall of color and texture, perfect for creating privacy screens, softening walls, or enhancing outdoor spaces with natural artistry. Its fast-growing nature and cascading blooms bring a burst of sunshine to gardens, while its structured form adds sophistication and charm. Ideal for sheltered, sunny spots, this espaliered mimosa offers both beauty and practicality.

Acacia dealbata is a striking choice for gardens seeking early colour and light, airy structure. Its greatest appeal lies in its profusion of bright, fragrant yellow flowers in late winter to early spring, bringing life and scent to the garden when little else is in bloom. The finely divided, silvery-blue foliage adds softness and contrast, pairing beautifully with darker evergreens and architectural plants.

In the UK, it is best suited to mild, sheltered gardens, particularly in coastal or southern areas. Protection from cold winds and hard frost is essential, as temperatures below -5°C can damage or kill the plant. A sunny position with free-draining soil is crucial, as it dislikes waterlogged conditions.

Due to its fast growth, it can quickly become a small tree, making it ideal as a specimen plant or focal point. However, it may require pruning to manage size and shape. With the right conditions, it brings a touch of Mediterranean character and valuable winter interest to the garden.

The Albizia julibrissin Ombrella, commonly known as the Persian silk tree or mimosa, is an attractive deciduous tree known for its delicate, fern-like leaves and striking, silky, pink flowers. Originating from Asia, this tree brings an exotic feel to gardens and landscapes, particularly appreciated for its light, airy appearance and graceful form. The 'Ombrella' variety is a popular choice, prized for its compact, umbrella-shaped canopy, which makes it an ideal focal point in smaller gardens or urban settings.

Reaching a mature height of around 5–6 metres, the Albizia julibrissin Ombrella offers a relatively modest growth habit compared to other trees, yet it spreads out widely, creating a dappled shade beneath its crown. Its leaves are bipinnate, folding in the evening or during cloudy weather, which adds an element of movement and interest to its appearance. In summer, the tree is adorned with fluffy, pom-pom-like flowers in shades of pink and white, which are highly attractive to bees and other pollinators. These blossoms create a lovely contrast against the soft, green foliage.

In autumn, the leaves turn yellow before falling, allowing the tree to reveal its architectural form during the winter months. This variety is reasonably hardy, able to tolerate temperatures down to around -10°C, making it suitable for much of the UK climate. It thrives best in full sun and well-drained soils, showing some drought tolerance once established.

The Albizia julibrissin Ombrella is often used as a specimen tree, valued for its beauty, elegant shape, and pollinator-friendly attributes. It is a low-maintenance plant, requiring minimal pruning and care, making it a perfect choice for those seeking an ornamental tree that adds a touch of exoticism and charm to their outdoor spaces.

The Albizia julibrissin Ombrella, commonly known as the Persian silk tree or mimosa, is an attractive deciduous tree known for its delicate, fern-like leaves and striking, silky, pink flowers. Originating from Asia, this tree brings an exotic feel to gardens and landscapes, particularly appreciated for its light, airy appearance and graceful form. The 'Ombrella' variety is a popular choice, prized for its compact, umbrella-shaped canopy, which makes it an ideal focal point in smaller gardens or urban settings.

Reaching a mature height of around 5–6 metres, the Albizia julibrissin Ombrella offers a relatively modest growth habit compared to other trees, yet it spreads out widely, creating a dappled shade beneath its crown. Its leaves are bipinnate, folding in the evening or during cloudy weather, which adds an element of movement and interest to its appearance. In summer, the tree is adorned with fluffy, pom-pom-like flowers in shades of pink and white, which are highly attractive to bees and other pollinators. These blossoms create a lovely contrast against the soft, green foliage.

In autumn, the leaves turn yellow before falling, allowing the tree to reveal its architectural form during the winter months. This variety is reasonably hardy, able to tolerate temperatures down to around -10°C, making it suitable for much of the UK climate. It thrives best in full sun and well-drained soils, showing some drought tolerance once established.

The Albizia julibrissin Ombrella is often used as a specimen tree, valued for its beauty, elegant shape, and pollinator-friendly attributes. It is a low-maintenance plant, requiring minimal pruning and care, making it a perfect choice for those seeking an ornamental tree that adds a touch of exoticism and charm to their outdoor spaces.

Araucaria araucana, commonly known as the monkey puzzle tree, is a slow-growing evergreen tree native to the southern regions of South America, specifically Chile and Argentina. The tree can grow up to 30-40 meters tall with a trunk diameter of up to 2 meters, and its branches grow in a distinctive whorled pattern.

The monkey puzzle tree is known for its unique, sharp-edged triangular leaves that grow in dense clusters along its branches. The leaves are a dark green color on the upper surface and lighter on the lower surface. The tree is dioecious, meaning that male and female reproductive structures grow on separate trees.

Araucaria araucana is a long-lived species, with some specimens estimated to be over 1,000 years old. The tree is also ecologically important as it provides habitat and food for a variety of wildlife, including birds, insects, and small mammals.

The monkey puzzle tree is highly valued for its ornamental qualities and is often planted in parks and gardens around the world. The tree is also economically important for its durable, straight-grained wood, which is used in construction, furniture making, and other applications. However, the species is considered vulnerable due to habitat loss and overexploitation, and conservation efforts are underway to protect and preserve this unique and important tree species.

Araucaria araucana, commonly known as the monkey puzzle tree, is a slow-growing evergreen tree native to the southern regions of South America, specifically Chile and Argentina. The tree can grow up to 30-40 meters tall with a trunk diameter of up to 2 meters, and its branches grow in a distinctive whorled pattern.

The monkey puzzle tree is known for its unique, sharp-edged triangular leaves that grow in dense clusters along its branches. The leaves are a dark green color on the upper surface and lighter on the lower surface. The tree is dioecious, meaning that male and female reproductive structures grow on separate trees.

Araucaria araucana is a long-lived species, with some specimens estimated to be over 1,000 years old. The tree is also ecologically important as it provides habitat and food for a variety of wildlife, including birds, insects, and small mammals.

The monkey puzzle tree is highly valued for its ornamental qualities and is often planted in parks and gardens around the world. The tree is also economically important for its durable, straight-grained wood, which is used in construction, furniture making, and other applications. However, the species is considered vulnerable due to habitat loss and overexploitation, and conservation efforts are underway to protect and preserve this unique and important tree species.

Arbutus rubra is an evergreen tree of notable ornamental value, admired for its rich colouring, distinctive bark, and year-round interest. Typically medium-sized, it develops a rounded to spreading crown and a strong architectural presence, making it well suited to gardens, parks, and mild coastal landscapes.

The foliage of Arbutus rubra is one of its most striking features. The leaves are leathery, glossy, and deep green, often flushed with reddish tones when young. Elliptical in shape with finely serrated margins, they are held densely along the branches, contributing to the tree’s lush and robust appearance throughout the year. As an evergreen, it provides consistent structure even in winter months.

Its bark is particularly decorative. Smooth and richly coloured, it peels naturally in thin flakes, revealing layers of warm red, cinnamon, and copper beneath. This exfoliating habit gives the trunk and larger branches a textured, sculptural quality that becomes increasingly attractive with age.

Flowering typically occurs in autumn or early winter. Small, urn-shaped flowers appear in hanging clusters and are usually creamy white to pale pink. These blooms are attractive to pollinating insects and add subtle charm at a time when many plants are dormant. The flowers are followed by rounded fruits that gradually ripen to shades of red, enhancing the tree’s seasonal appeal and providing food for birds.

Arbutus rubra prefers well-drained soil and thrives in sheltered positions with full sun or light shade. Once established, it shows good tolerance to drought and coastal conditions. Its combination of colourful bark, evergreen foliage, delicate flowers, and ornamental fruit makes it a refined and enduring choice in temperate gardens.

Arbutus unedo Mercurius 'Bocarm', commonly known as the Strawberry Tree, is a versatile and compact evergreen shrub that brings year-round interest to any garden. This cultivar features glossy, dark green leaves with a slightly serrated edge, offering a lush backdrop to its seasonal displays. In autumn, it produces delicate clusters of white, urn-shaped flowers that attract pollinators. These are followed by vibrant red, strawberry-like fruits that add a splash of color and are edible, often used in jams and preserves. The shrub's rough, cinnamon-colored bark provides additional texture and visual appeal. Tolerant of coastal and urban conditions, 'Bocarm' is ideal for borders, hedging, or as a standalone feature, thriving in well-drained soils and full sun to partial shade.