Endless Summer Hydrangea

Hydrangea macrophylla 'Endless Summer'

Family: Hydrangea

Type: Shrub

Other Common Name: French Hydrangea, Bigleaf Hydrangea

Hydrangea macrophylla ‘Endless Summer’ is a remarkable variety known for its ability to bloom repeatedly throughout the summer. Its flowers can be blue in acidic soils or pink in more alkaline conditions.

This hydrangea stands out for its robust growth and large, round flower heads. It’s a popular choice for gardeners seeking long-lasting blooms and a dramatic presence in their landscape.

‘Endless Summer’ thrives in partial to full sun and is hardy in zones 4-9. It’s a versatile and resilient plant, adaptable to various garden settings and conditions.

Needs & Preferences

Hardiness Zone: 4a-4a

Pet Friendly: Yes

Moisture Preference: Moist

Sun Needs: Full sun to partial shade


Growth Rate: Fast

Average Height (feet): 4

Average Spread (feet): 4

Average Life Span (years): 20

Form: Round


Flower Color: Pink

Secondary Flower Color: Blue

Bloom Season: From early summer to early fall

Foliage Color: Green

Foliage Shape: Pointy

Bark Color: Tan

Bark Texture: Smooth

Landscaping Your Yard With ‘Endless Summer’

Incorporating ‘Endless Summer’ into your garden adds a burst of color and elegance. Its vibrant blooms are eye-catching and can serve as a focal point in your landscape.

This hydrangea is perfect for borders, as a standalone specimen, or in mass plantings. It pairs beautifully with a variety of perennials, offering a dynamic and layered garden design.

Despite its impressive blooms, ‘Endless Summer’ is relatively low maintenance. It’s an excellent choice for gardeners looking for a high-impact, easy-to-care-for plant.


Suitable Garden Styles

Cottage Garden

In a cottage garden, 'Endless Summer' adds a touch of whimsy and romance. Its abundant blooms fit perfectly with the informal, densely planted style.

Formal Garden

For formal gardens, this hydrangea brings structure and elegance. Its symmetrical bloom pattern can create a visually striking and balanced landscape.

Coastal Garden

In a coastal garden setting, 'Endless Summer' is resilient enough to thrive. Its blooms add color and life to the seaside-inspired gardens.

‘Endless Summer’ Landscaping Ideas

Plant it alongside garden paths or walkways. The flowers create a welcoming and enchanting atmosphere as they guide visitors through your garden.

Use it in containers for patio or balcony gardens. It adapts well to container life, bringing beauty to smaller outdoor spaces.

Group it with other hydrangeas or shade-loving plants. Its unique bloom

Seasonal Interest


In spring, 'Endless Summer' starts to sprout vibrant green leaves. The anticipation of its summer blooms begins as the plant awakens from dormancy.


During summer, it showcases its full glory with abundant, colorful flowers. The hydrangea continues to bloom, providing a continuous display of beauty.


In the fall, the flowers of 'Endless Summer' may start to fade. The plant begins preparing for dormancy but remains an attractive feature in the garden.


In winter, 'Endless Summer' enters a dormant phase. While not visible, the plant is gathering strength for another season of lush growth and blooming.

Planting Tips

Where to Plant

‘Endless Summer’ Hydrangea should be planted in an area with partial to full sun. It benefits from morning sunlight and can tolerate afternoon shade, especially in hotter climates.


This hydrangea variety enjoys partial to full sun but requires protection from intense afternoon sun in warmer regions. Adequate sunlight is crucial for optimal blooming.


'Endless Summer' prefers well-draining, moist soil rich in organic matter. The soil pH can affect the flower color, with acidic soils leading to blue flowers and alkaline soils to pink.


Space these hydrangeas about 3 to 5 feet apart to allow for growth and air circulation, fostering healthy plants.

When to Plant

The best time to plant is in the spring or early fall. Planting during these cooler temperatures helps the hydrangea establish its roots without the stress of extreme heat.

How to Plant

Dig a hole as deep and twice as wide as the root ball. Place the hydrangea in the hole, backfill with soil, and water thoroughly. The top of the root ball should be level with the ground.

Plant Care Tips


Regular watering is vital, especially during dry spells. ‘Endless Summer’ Hydrangea prefers consistently moist soil but does not like to be waterlogged.


Fertilize in early spring with a balanced, slow-release fertilizer to promote healthy growth and vibrant blooms.


Prune in late winter or early spring. Since it blooms on both old and new wood, light pruning encourages more robust blooms.

By Season


Spring Care

In spring, apply mulch to retain moisture and control weeds. Start regular watering and fertilizing as new growth begins.

Summer Care

Maintain consistent moisture throughout the summer. Apply additional mulch if necessary to help retain soil moisture.

Fall Care

Prepare the plant for dormancy by reducing watering. Remove any fallen leaves to keep the area clean.

Winter Care

'Endless Summer' Hydrangea is dormant in winter. Protect the roots with a layer of mulch, especially in colder climates.


How Big Does 'Endless Summer' Hydrangea Grow?

This hydrangea typically grows to about 3-5 feet tall and wide, forming a full, rounded shrub.

Are 'Endless Summer' Hydrangeas Deer Resistant?

While no plant is completely deer-proof, ‘Endless Summer’ Hydrangeas are not a preferred food source for deer and are somewhat resistant.

Can 'Endless Summer' Hydrangea Grow in Full Shade?

While it can tolerate some shade, ‘Endless Summer’ Hydrangea performs best with at least partial sun. Too much shade can reduce the number and size of blooms.

Products That Feature This Plant

Made for the Shade

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