Rhododendron Moerheim


Plant Fact File:

  • Plant Type: Evergreen Shrub
  • Common Name: Moerheim Rhododendron
  • Botanical Name: Rhododendron ‘Moerheim’
  • Growth Habit: Upright, compact
  • Height: 150 – 180 centimeters (5 – 6 feet)
  • Spread: 120 – 150 centimeters (4 – 5 feet)
  • Foliage: Dark green, glossy leaves
  • Flower Color: Deep purple
  • Flowering Period: Late spring to early summer
  • Hardiness: Fully Hardy
  • Aspect: Partial shade to full sun (prefers dappled shade)
  • Soil Type: Moist, well-draining, acidic soil
  • Uses: Borders, woodland gardens, foundation plantings, specimen planting


Rhododendron ‘Moerheim’ is an exquisite evergreen shrub prized for its upright, compact growth habit and stunning deep purple flowers. This cultivar typically forms a dense mound of dark green, glossy foliage, serving as an attractive backdrop for its profusion of blooms. In late spring to early summer, ‘Moerheim’ becomes adorned with clusters of deep purple flowers, creating a striking display of color in the garden landscape.

Key Features:

  • Upright, Compact Growth Habit: ‘Moerheim’ exhibits an upright, compact growth habit, making it an excellent choice for adding vertical interest to the garden landscape. Its moderate size allows for versatile use in various landscape settings, including borders, woodland gardens, and foundation plantings.
  • Stunning Deep Purple Flowers: The most notable feature of Rhododendron ‘Moerheim’ is its abundance of deep purple flowers. These blooms cover the shrub in late spring to early summer, creating a breathtaking display of color. Each flower boasts rich, velvety petals that add a touch of elegance and sophistication to the garden.
  • Glossy Foliage: The dark green, glossy leaves of ‘Moerheim’ provide year-round interest in the garden. Even when not in bloom, the foliage adds texture and color to the landscape. The glossy leaves catch the light, creating a lush and vibrant backdrop for the deep purple flowers.
  • Easy to Grow: Rhododendron ‘Moerheim’ is relatively easy to grow and maintain, provided it is planted in the right conditions. It thrives in moist, well-draining, acidic soil and prefers partial shade to full sun, though it can tolerate dappled shade. Once established, it requires minimal care and is generally resistant to pests and diseases.
  • Versatile Uses: This stunning shrub can be used in various ways in the garden, thanks to its upright, compact growth habit and eye-catching flowers. It works well as a specimen plant, focal point, or mass planting in borders or woodland gardens. ‘Moerheim’ also adds visual interest when grown in containers on patios or balconies, where its deep purple blooms can be enjoyed up close.