Hydrangea paniculata 'Unique': Broad-Based Panicle Hydrangea with White-to-Pink Flowers

Hydrangea paniculata 'Unique' bears 8-inch-long white flower heads that fade to pinkish white. It is similar to but more vigorous than 'Grandiflora'. The cultivar name refers to the shape of the flower heads: broad at the base and rounded at the tip.

Noteworthy Characteristics

This is one of the most cold-hardy species. It may be grown as a single-stemmed specimen or as a multi-stemmed shrub.

Care

Grow in moist, well-drained soil in sun to partial shade. Blooms on current season's wood; may cut back to a few buds from a framework in spring for larger flowers, or allow to grow with minimal pruning.

Propagation

Sow seed in a cold frame in spring; take softwood cuttings in early summer, hardwood cuttings in winter.

Problems

Gray mold, slugs, powdery mildew, rust, ringspot virus, leaf spots.

Overview

• Height: 6–10 ft.
• Spread: 6–10 ft.
• Growth Habit: Clumps
• Growth Pace: Fast Grower
• Light: Full Sun to Part Shade
• Moisture: Medium Moisture
• Maintenance: Low
• Characteristics: Showy Flowers, Showy Seed Heads
• Bloom Time: Fall, Late Summer, Summer
• Flower Color: Pink, White
• Uses: Beds and Borders, Cut Flower, Dried Flower, Specimen Plant/Focal Point
• Style: Cottage Garden
• Seasonal Interest: Summer Interest
• Tolerance: Frost Tolerant
• Type: Shrubs