Paeonia ‘Karl Rosenfield’ is a spectacular herbaceous peony known for its large, fully double crimson-red flowers that appear in late spring to early summer. The bold blooms sit above lush green foliage, creating a dramatic display in borders and cottage gardens. Long-lived and reliable, peonies are a garden favourite and reward gardeners with stunning flowers year after year.

Seasonal Beauty & Growth

Spring:
Fresh shoots emerge followed by lush green foliage as flower buds develop.

Late Spring to Early Summer:
Large, fragrant crimson-red double flowers open, creating a striking display.

Summer:
Attractive foliage remains, adding structure to the border.

Winter:
Plants die back to the ground before re-emerging in spring.

Structure & Form

Herbaceous perennial
Height: 80–100cm
Spread: 70–90cm
Large double crimson flowers
Strong upright stems

A classic feature plant for borders.

Perfect for Various Landscapes

Cottage Gardens: Traditional favourite.
Mixed Borders: Adds bold seasonal colour.
Cut Flower Gardens: Excellent long-lasting blooms.
Feature Planting: Stunning focal point in spring.

Growing Conditions & Care

Position:
Full sun to partial shade.

Soil:
Deep, rich, moist but well-drained soil.

Hardiness:
Fully hardy in the UK (approximately -20°C).

Planting Tip:
Plant peonies with the woody roots and buds (eyes) just at soil level. If planted too deeply, they may fail to flower.

Why Choose Paeonia ‘Karl Rosenfield’?

Large dramatic crimson-red flowers
Long-lived perennial
Excellent cut flowers
Easy to grow once established
Classic cottage garden favourite

Paeonia ‘Karl Rosenfield’ is a must-have garden perennial that produces spectacular blooms and returns reliably each year.