Viburnum ‘Pragense’ (Prague Viburnum)

Viburnum pragense is an evergreen shrub that is known for its glossy leaves and fragrant blooms. The plant produces dense clusters of creamy-white flowers, followed by inconspicuous fruits. It’s a highly ornamental species that brings year-round interest to gardens and landscapes.

Viburnum ‘Pragense’: An In-depth Look

Native: This shrub is a cross between V. rhytidophyllum and V. utile.

Plant Type and Habit: It’s an evergreen shrub with a bushy, upright habit. The plant can form a dense screen when mature, making it ideal for privacy hedges.

Size: Typically, the shrub reaches heights of 8-12 feet (2.4 to 3.6 meters) and has a similar spread, forming a large, rounded shape.

Flowers: The flowers are creamy-white and slightly fragrant, appearing in large terminal clusters, up to 6 inches (15 cm), that attract various pollinators. The plant usually blooms in late spring, providing a burst of color and fragrance just as many gardens are waking up from winter.

Fruits: The flowers are followed by small, berry-like fruits that are not particularly ornamental but do attract birds.

Foliage: The foliage is of elliptic leaves, 4 inches (10 cm) long, is dark green, glossy, and evergreen, providing year-round visual interest.

Hardiness: It’s hardy in USDA zones 5-8, making it adaptable to a variety of climates.

Award: Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society.

Uses: Often used as a screening plant, it also fits well in mixed borders or as a specimen plant.

Wildlife: The flowers attract pollinators like bees and butterflies, and the fruits are a food source for various bird species.

Deer and Rabbits: Generally resistant to deer and rabbits, making it a good choice for gardens where these animals are a concern.

Toxicity: Fruit are ornamental – not to be eaten. Wear gloves and other protective equipment when handling.

Invasiveness: Not known to be invasive, this viburnum is generally considered a well-behaved garden plant.

Benefits: Aside from its ornamental features, this viburnum provides excellent privacy, is low maintenance, and offers habitat and food for wildlife. Its evergreen nature means it provides year-round interest.

Key Facts: One of the standout features of this plant is its evergreen foliage, which sets it apart from many other viburnums that are deciduous. Additionally, its resistance to deer and rabbits, as well as its adaptability to a range of soil conditions, makes it a versatile choice for many gardens.

How to Grow and Care for Prague Viburnum

Light: Prefers full sun to partial shade. Ensure it receives at least 4-6 hours of direct sunlight for optimal growth and flowering.

Soil: Adaptable to a variety of soil types but thrives in well-drained, moderately fertile soil. Prefers slightly acidic to neutral pH levels.

Water: Water regularly, especially during dry periods, but avoid waterlogged conditions. Established plants have moderate drought tolerance.

Fertilizer: Apply a balanced, slow-release fertilizer in early spring to boost growth and flowering. A second application in late summer can also be beneficial.

Pruning: Best pruned immediately after flowering to maintain shape and encourage bushier growth. Remove any dead or diseased branches as needed.

Propagation: Can be propagated by semi-hardwood cuttings in late summer or early fall. Rooting hormone can improve success rates.

Pests and Diseases: Potential pest and disease issues include aphids, viburnum beetle, root rot, botrytis, leaf spot, and powdery mildew. Apply appropriate treatments as needed.