Hosta 'Krossa Regal'

Hosta 'Krossa Regal': A Statuesque Classic with Regal Presence

Upright and architectural, Hosta 'Krossa Regal' stands apart with its vase-shaped form and elegant, powdery blue foliage. The tall, overlapping leaves are slightly wavy and held aloft on sturdy stems, creating a refined silhouette that brings height and drama to shaded plantings. Lavender flowers rise on tall scapes in midsummer, adding a soft, vertical accent above the foliage.

Plant Characteristics:

• Height: 80–100 cm
• Spread: 100–120 cm, with a distinctive upright, vase-shaped habit
• Flower Colour: Lavender
• Flowering Period: Midsummer
• Foliage: Powdery blue, thick and slightly wavy; held upright on tall petioles
• Sunlight Requirements: Partial to full shade
• Soil Requirements: Moist, well-drained, humus-rich soil

Uses and Benefits: Hosta 'Krossa Regal' is a commanding choice for shady borders, woodland gardens, or as a dramatic specimen in large containers. Its upright form offers structural interest and works well in layered plantings, creating a striking contrast against lower-growing textures. Its blue tones pair beautifully with silvers, deep greens, and soft purples, adding cool elegance to the summer shade garden.

Companion Plants: Plant Hosta 'Krossa Regal' with Brunnera 'Silver Heart', whose shimmering silver foliage brightens the base of the hosta’s vase-like form. Add Dryopteris 'Golden Scaled Fern' for finely textured fronds that echo the hosta’s cool palette and prefer the same shady, moist conditions. Complete the trio with Carex 'Ice Dance', a low-growing ornamental sedge that provides evergreen contrast and elegant movement at the front of the border.

Care Instructions: Grow in partial to full shade with rich, moist, well-drained soil. Water during dry periods to maintain foliage quality. Cut back dead leaves in early spring. Divide every 4–5 years to reinvigorate large clumps and maintain their graceful form.

History: Hosta 'Krossa Regal' originated in Japan and has become a mainstay in North American gardens since its introduction in the 1980s. Celebrated for its size, form, and powdery blue colour, it remains one of the most widely planted large hostas worldwide.

Final Thoughts: With its noble posture and timeless blue foliage, Hosta 'Krossa Regal' brings graceful structure and dignified calm to shaded spaces—an essential selection for gardeners who favour strong form with a soft touch.