Astilbe x arendsii – 'Diamant'

Botanical name: Astilbe x arendsii 'Diamant'
Common name: Astilbe 'Diamant'

Astilbe x arendsii 'Diamant' is a hybrid astilbe variety distinguished by its magnificent, bright white, paniculate flowers, creating an elegant contrast with its dark green, glossy foliage. This perennial plant is ideal for shaded or partially sunny gardens, bringing a touch of light and freshness during the summer. Hardy and easy to care for, it prefers moist, well-drained soil, making it a perfect candidate for borders, beds, or even areas near ponds.

Characteristics

Type: Herbaceous perennial plant

Height: 40 to 60 cm

Foliage: Dense, dark green, glossy foliage

Flowering: Summer (June to July), bright white flower panicles

Taste: Inedible (ornamental plant)

Exposure: Partial shade to shade

Hardiness: Hardy (down to -20°C)

Care

Soil: Rich, moist, well-drained

Watering: Moderate to high — prefers moist soil, especially during dry periods

Pruning: Cut back spent stems after flowering to encourage compact growth

Cultivation: Ideal for shaded borders, beds, or near water features

Propagation: By dividing clumps in spring or autumn

Advantages

• Spectacular white panicle flowers, perfect for adding light to shaded gardens

• Hardy and easy to grow, ideal for low-light gardens

• Attracts pollinators such as bees and butterflies

• Low-maintenance plant once established, ideal for beginners

• Ideal for borders, beds, or waterside gardens, where it enjoys moist soil