Blue flowering shrubs

Callistemon laevis, commonly known as the Bottlebrush, is a striking evergreen shrub that brings vibrant colour and texture to gardens. It features arching branches adorned with narrow, lance-shaped green leaves that offer year-round interest. The plant truly shines in spring and summer when it produces an abundance of vivid red, bottlebrush-like flower spikes. These unique blooms are not only visually stunning but also attract pollinators, including bees and hummingbirds, adding life and movement to the landscape. Callistemon laevis thrives in full sun and well-drained soils, demonstrating good drought tolerance once established. It is a versatile choice for borders, hedging, or as a specimen plant, and its tolerance to pruning makes it suitable for shaping and maintaining a tidy appearance.

Calycanthus ‘Venus’ is a striking deciduous shrub, often known as a sweetshrub or Carolina allspice, that brings abundant ornamental interest to a garden from late spring into summer. It’s a hybrid selection created from crosses involving several species of Calycanthus, resulting in larger, more dramatic flowers than many traditional varieties.

This shrub develops a rounded, multi-stemmed habit, typically growing to around 2–4 metres in height and spread under favourable conditions, though many garden forms remain more compact at around 1.5–2 metres. Its glossy, dark green leaves are broad and attractively shaped, turning yellow-brown in autumn before the plant drops them for winter.

The most remarkable feature of Calycanthus ‘Venus’ is its large, creamy-white flowers, which often have yellow and purple markings at their centres and a subtle but delightful fragrance. The blooms are sometimes described as magnolia-like in shape, appearing from late spring through much of the summer and sometimes intermittently into early autumn.

This shrub thrives in full sun to partial shade and prefers moist, well-drained, moderately fertile soil. It is adaptable to a range of soil types — from clay to loam — provided it isn’t prone to prolonged waterlogging. Once established, it is relatively low-maintenance, benefiting from light pruning after flowering to tidy the plant and encourage new growth.

Calycanthus ‘Venus’ works beautifully as a specimen plant, at the back of mixed borders, or as part of a cottage-style or informal garden scheme. Its combination of ornate flowers, scent and autumn leaf colour makes it a rewarding choice for gardeners seeking both structure and seasonal interest.

Calycanthus × raulstonii ‘Hartlage Wine’ is a spectacular deciduous shrub valued for its richly coloured flowers, attractive foliage and long season of interest in the garden. Sometimes known as a sweetshrub or Carolina allspice, this hybrid combines the best qualities of its parent species to create a bold but graceful presence in borders, woodland plantings or as a striking specimen.

In summer, Hartlage Wine produces an abundance of large, wine-red to burgundy-coloured flowers with a hint of cream at their centres. The blooms are often described as magnolia-like in form, lightly scented and carried along the length of the upright, arching branches from late spring into early autumn. These dramatic flowers stand out beautifully against the shrub’s glossy green, oval leaves, providing both colour and texture.

The foliage itself is deciduous, turning a buttery yellow in autumn before it drops, extending interest through the seasons and adding another layer of visual appeal. Mature plants can reach around 2.5–4 metres in height and spread over many years, though they can be kept smaller with careful pruning if space is limited.

Hartlage Wine thrives in full sun to partial shade and prefers moist, well-drained soil that is fertile and humus-rich. A sheltered position, away from cold, drying winds, will help it perform best in the UK climate. Once established, it remains relatively low-maintenance, though light pruning after flowering can help maintain a neat habit and encourage vigorous new growth.

Overall, Calycanthus × raulstonii ‘Hartlage Wine’ is admired for its striking wine-red flowers, subtle fragrance and seasonal foliage colour. It makes a bold addition to mixed borders, a woodland planting scheme or as a focal shrub, blending dramatic floral display with reliable garden performance.

Camellia 'Doctor King' is a compact, bushy, evergreen shrub of upright habit, with broadly elliptic, glossy, dark green leaves and profusion of ruffled, single to semi-double, rosy-red flowers with yellow stamens in the centre, blooming from February to April.

Camellia 'Doctor King' prefers organically rich, slightly acidic to neutral, moist, well-drained soils. The soil needs to be consistently moist, but too much water may lead to a root rot. It thrives in partial or dappled shade. Direct sunlight will burn its leaves and full shade may lead to thinner leaves and fewer blooms. It can withstand frost but needs to be sheltered from harsh, dry winds, as well as early morning sun. Late frosts may damage the flower buds. Low maintenance plant, doesn’t require regular pruning.

Camellia 'Doctor King' is a wonderful, long-flowering, colourful, evergreen shrub perfect as an accent plant, great for mixed borders and shrub borders, and excellent for growing in pots and containers.

Camellia Happy Birthday is a compact, evergreen shrub celebrated for its profusion of soft pink, semi-double to peony-form blooms that appear from late winter through early spring. Its glossy, dark green foliage provides year-round interest, making it an attractive feature in any garden.

Camellia Happy Birthday is particularly well-suited for smaller gardens, borders, or container planting due to its tidy growth habit and moderate size. It thrives in a sheltered, partially shaded position, ideally protected from strong winds and morning sun, which can damage delicate blooms during frost.

Camellia Happy Birthday prefers acidic, well-drained soils rich in organic matter and benefits from mulching to retain moisture and suppress weeds. Regular watering during dry periods and feeding with an acid-loving plant fertilizer will support healthy growth and flowering. With the right care and placement, it offers a reliable and elegant display, perfect for brightening up the garden during the colder months.

Camellia japonica 'Lady Vansittart' is a unique and captivating variety of the widely appreciated Camellia genus. This particular cultivar stands out due to its remarkable blooms that flaunt a blend of white petals, often beautifully streaked or blotched with shades of rose-pink. These multi-colored blossoms not only give the plant a distinct aesthetic appeal but also make it a favorite among gardeners and plant enthusiasts seeking something different from the traditional solid-colored camellia flowers.

The plant itself is characterized by its glossy, dark green, evergreen leaves which provide a striking contrast to its delicate blossoms. They create an all-year-round green backdrop, ensuring the garden remains vibrant even outside the flowering season.

Camellia japonica 'Lady Vansittart' is a slow-growing shrub, which makes it ideal for gardens where space is a premium or where a more controlled growth is desired. While it can tolerate some amount of direct sunlight, it generally prefers partial shade to maintain the vibrancy and longevity of its flowers.

Beyond its aesthetic appeal, 'Lady Vansittart' is a testament to the adaptability and diversity within the Camellia genus. It's perfect for ornamental gardens, creating focal points or as part of mixed plantings, and it also does well in pots or containers, providing flexibility in landscaping options.

The Camellia japonica 'Nobilissima' is a striking variety of camellia known for its exquisite blooms and elegant appearance. 'Nobilissima' is distinguished by its large, pure white flowers, which are semi-double to peony-formed, showcasing a delicate yet captivating structure. The blooms typically appear in late winter to early spring, creating a stunning contrast against the dark green, glossy foliage that characterises this plant. Each flower can measure up to 10-12 cm in diameter, and the petals are often slightly ruffled, adding to their charm.

The foliage of the Camellia japonica 'Nobilissima' is equally attractive, consisting of leathery, deep green leaves that provide year-round interest. These leaves are elliptical and serrated, offering a lush backdrop to the plant's beautiful flowers. The overall growth habit of 'Nobilissima' is upright and dense, making it an excellent choice for hedges, screens, or as a standalone specimen.

In terms of cultivation, 'Nobilissima' prefers acidic, well-drained soil and benefits from a sheltered location with dappled shade. It is advisable to protect the plant from harsh, direct sunlight and strong winds, which can damage the delicate blooms and leaves. Regular watering and mulching help maintain optimal soil conditions and promote healthy growth.

This camellia variety is relatively low-maintenance but may require occasional pruning to shape and remove any dead or damaged branches. 'Nobilissima' is also known for its longevity, often thriving for decades with proper care.

Camellia japonica ‘Nuccio’s Cameo’ is a refined and elegant evergreen shrub, prized for its exquisite blooms and polished appearance. It forms a dense, upright habit, typically reaching around 2 to 3 metres in height over time, making it well suited to borders, woodland gardens, or as a striking specimen plant.

The flowers are the true highlight. Appearing from late winter into early spring, they are medium to large in size and beautifully formal in structure. Each bloom is composed of neatly layered petals, opening from soft blush-pink buds into creamy white flowers delicately edged and flushed with rose pink. This subtle two-tone effect gives the cultivar its “cameo” quality, lending an air of quiet sophistication rather than bold showiness. The flowers are long-lasting and hold their shape well, even in cool weather.

The foliage provides year-round interest. Leaves are glossy, deep green, and leathery, creating an attractive backdrop to the pale flowers and ensuring the plant remains visually appealing long after flowering has finished. New growth often emerges with a lighter green sheen before darkening as it matures.

Like most camellias, ‘Nuccio’s Cameo’ prefers acidic, well-drained soil and a sheltered position away from cold, drying winds and early morning sun, which can damage frost-touched blooms. It thrives best in partial shade, particularly in gardens with dappled light. Once established, it is relatively low maintenance, requiring only light pruning to maintain shape and remove spent flowers.

Overall, Camellia japonica ‘Nuccio’s Cameo’ is a timeless and graceful plant, valued for its subtle colouring, tidy habit, and ability to bring gentle beauty to the garden at a time of year when little else is in flower.

Camellia japonica 'Nuccio's Jewel' is a mesmerizing cultivar that epitomizes the beauty and elegance of the Camellia genus. Revered for its stunning floral display and graceful foliage, 'Nuccio's Jewel' is a favourite among gardeners and enthusiasts alike.

The most striking feature of 'Nuccio's Jewel' is undoubtedly its flowers. These blooms are large, typically measuring around 3 to 4 inches in diameter, and possess a captivating beauty that captivates onlookers. Each flower is composed of layers of delicate petals, which unfold to reveal a symphony of colour and form. The colour palette of 'Nuccio's Jewel' encompasses shades of pink and white, with variations in intensity and hue adding depth and complexity to its appearance. The petals exhibit a glossy sheen, further enhancing their allure and lending the flowers a polished, refined aesthetic.

The blooms of 'Nuccio's Jewel' emerge in late winter to early spring.

In addition to its ornamental value, Camellia japonica 'Nuccio's Jewel' is also prized for its resilience and adaptability. It thrives in moist, well-drained soil and prefers partial shade, making it suitable for a wide range of garden settings. With proper care and attention, this cultivar can flourish for years.

Camellia japonica 'Nuccio's Jewel' is a mesmerizing cultivar that epitomizes the beauty and elegance of the Camellia genus. Revered for its stunning floral display and graceful foliage, 'Nuccio's Jewel' is a favourite among gardeners and enthusiasts alike.

The most striking feature of 'Nuccio's Jewel' is undoubtedly its flowers. These blooms are large, typically measuring around 3 to 4 inches in diameter, and possess a captivating beauty that captivates onlookers. Each flower is composed of layers of delicate petals, which unfold to reveal a symphony of colour and form. The colour palette of 'Nuccio's Jewel' encompasses shades of pink and white, with variations in intensity and hue adding depth and complexity to its appearance. The petals exhibit a glossy sheen, further enhancing their allure and lending the flowers a polished, refined aesthetic.

The blooms of 'Nuccio's Jewel' emerge in late winter to early spring.

In addition to its ornamental value, Camellia japonica 'Nuccio's Jewel' is also prized for its resilience and adaptability. It thrives in moist, well-drained soil and prefers partial shade, making it suitable for a wide range of garden settings. With proper care and attention, this cultivar can flourish for years.

Camellia japonica 'Odoratissima' is a captivating flowering plant renowned for its exquisite beauty and delightful fragrance. It boasts glossy, dark green foliage that serves as an elegant backdrop for its stunning flowers. The blooms are large, rose-like flowers that can measure up to 5 inches in diameter. These flowers typically appear in late winter to early spring, adding a burst of colour to the garden when many other plants are dormant. The petals are usually a rich shade of pink, sometimes with hints of white or deeper hues towards the centre.

Unlike many other varieties of Camellia japonica, which are not known for their scent, 'Odoratissima' fills the air with a sweet, delicate perfume that is reminiscent of roses or jasmine. T

In terms of cultivation, Camellia japonica 'Odoratissima' thrives in partial shade or filtered sunlight and prefers moist, well-drained soil that is slightly acidic. It is relatively low-maintenance once established but benefits from regular watering, especially during dry spells. Mulching around the base of the plant can help