Astilbe 'Montgomery'

Astilbe japonica 'Montgomery': Crimson Elegance in Shade

Lush and richly coloured, Astilbe 'Montgomery' adds bold texture and dramatic flair to shaded borders with its dense plumes of deep red flowers. Blooming in early to mid-summer, its upright flower heads are held on sturdy stems above glossy, dark green foliage that emerges with a bronze tint in spring. Compact and full, this japonica-type astilbe delivers reliable bloom and eye-catching contrast—an ideal choice for injecting saturated colour into cool, moist corners of the garden.

Plant Characteristics:

• Height: 50–60 cm
• Spread: 45–60 cm, forming a compact, upright clump
• Flower Colour: Rich crimson-red
• Flowering Period: Early to mid-summer
• Foliage: Glossy dark green, bronze-tinged when young; finely divided
• Sunlight Requirements: Part shade to full shade
• Soil Requirements: Moist, humus-rich, well-drained soil

Uses and Benefits: Astilbe 'Montgomery' is ideal for anchoring shaded beds, lining woodland paths, or adding depth to moisture-loving plantings. Its intense flower colour pairs beautifully with silver, lime, or bronze-toned foliage, and it makes an excellent cut flower. Deer-resistant and easy to grow, it brings both structure and drama to the shade garden without overwhelming its neighbours.

Companion Plants: Combine with the fiery red foliage of Heuchera 'Fire Alarm', the bright, variegated blades of Carex 'Ice Dance', and the golden-tipped fronds of Dryopteris affinis for a vibrant, layered shade composition full of seasonal colour and contrast.

Care Instructions: Plant in part to full shade with consistently moist, fertile soil. Water deeply during dry spells, especially in sunny locations. Apply mulch to conserve soil moisture and suppress weeds. Cut back flower stems after bloom, or leave for fall texture. Divide clumps every 3–4 years in early spring to rejuvenate and maintain density.

History: A classic japonica-type cultivar, 'Montgomery' has been a long-standing favourite for its intense red bloom, strong garden performance, and elegant habit. It continues to be a reliable choice in traditional and contemporary shade garden designs.

Final Thoughts: Bold yet refined, Astilbe 'Montgomery' delivers colour and class to the shade garden—standing tall and glowing crimson beneath the canopy’s cool embrace.