Potted hydrangea with pink blossoms and bright green leaves on a gravel surface.

Hydrangea plant with green leaves and pink blossoms in a pot on gravel ground, close-up view.

Close-up of a green serrated leaf with pink hydrangea blossoms to the right.

Endless Summer Big Leaf Bailmer Hydrangea

Reblooming Summer Flowers
Pink Or Blue Blooms
Long Lasting Color

Our Guarantee Customer Reviews

The Grasshopper Guarantee

We guarantee that your plants and trees will arrive happy and healthy. If you’re not satisfied after receiving your trees and plants, we’ll replace them at no cost to you. Trees and plants are living organisms and require care, maintenance, and protection to survive, root in, and establish properly. Trees that do not survive despite receiving the proper care, maintenance, and protection within the first year will be considered for a one-time replacement. If you purchased plants outside of your growing zone recommendation, or have not properly cared for your new plants as described in your welcome letter, your purchase won’t be covered by our Grasshopper guarantee.
FREE Local Delivery

Grasshopper Gardens offers free home delivery to customers in our local service areas. Experience the convenience of having your plants delivered straight to your home, free of charge, saving you time and effort.

Our local delivery area reaches as far north as Schroon Lake, south to Voorheesville, Glenmont, and East Greenbush areas, parts of Fulton and Montgomery counties, much of Washington County, and all areas in between. If you have questions on local delivery, give us a call at

518-793-9623.
In Stock
518-793-9623

Endless Summer Big Leaf Bailmer Hydrangea

Sunlight
Can grow in a range from full sun to partial shade. They need at least six hours of direct, unfiltered sunlight per day.
Watering
Regular watering schedule for the first six months. Once established, rainwater should be sufficient.
Fertilizing
Should not need any extra fertilizer unless your entire lawn and garden have problems and needs regular fertilizing.

Endless Summer Big Leaf Bailmer Hydrangea

Endless Summer Big Leaf Bailmer Hydrangea is a reblooming bigleaf hydrangea with lush green foliage and large mophead flowers. Its rounded habit, long bloom season, and color-shifting pink or blue blooms make it a standout for foundations, borders, hedges, and containers.

Why choose Endless Summer Big Leaf Bailmer Hydrangea?

Choose Endless Summer Big Leaf Bailmer Hydrangea for its reliable reblooming performance and classic hydrangea beauty. Unlike many traditional bigleaf hydrangeas, ‘Bailmer’ can flower on both old and new wood, helping extend the bloom show through the growing season. Its rounded clusters bring soft, full color to partially shaded spaces, while its manageable shrub form works beautifully near patios, entries, woodland edges, and mixed shrub borders. Soil pH gives gardeners the added appeal of blue, pink, or purple-toned flowers.

Key Characteristics

Botanical Name: Hydrangea macrophylla ‘Bailmer’
Common Name: Endless Summer Big Leaf Bailmer Hydrangea, Bigleaf Hydrangea
Plant Type: Deciduous flowering shrub
Growth Habit: Rounded, multi-stemmed shrub

Endless Summer Big Leaf Bailmer Hydrangea Additional Information

Endless Summer Big Leaf Bailmer Hydrangea is the original reblooming selection in the Endless Summer line, valued for large mophead flower clusters and a fuller bloom window than many older bigleaf hydrangeas. Flowers typically begin in early summer and may continue in waves into fall, especially when plants receive consistent moisture and are not cut back too heavily. Bloom color is influenced by soil chemistry, often appearing blue in acidic soils and pink in alkaline soils, with purple tones possible in between.

This hydrangea has broad, deep green leaves that create a lush backdrop for the flowers throughout the growing season. It is deciduous, dropping its leaves after frost and returning from established stems and the crown in spring. Use it as a specimen, low flowering hedge, foundation accent, container shrub, or colorful companion for hostas, astilbes, ferns, and shade-tolerant perennials.

Planting & Care

1. Planting: Plant in rich, well-drained soil with morning sun and afternoon shade. Incorporating organic matter at planting helps support vigorous root development and healthy growth.

2. Watering: Water regularly during establishment and throughout periods of summer heat. Maintain evenly moist soil while avoiding prolonged saturation.

3. Mulching: Apply a layer of organic mulch around the root zone to help conserve moisture, moderate soil temperatures, and improve soil quality over time.

4. Pruning: Remove spent flowers as desired and prune lightly in spring after new growth begins. Avoid heavy pruning that removes healthy stems which may support flowering.

Related Resources

FAQs

What makes Endless Summer Big Leaf Bailmer Hydrangea different from traditional hydrangeas?
It blooms on both old and new wood, allowing for repeat flowering throughout the growing season and improving bloom reliability.
What color are the flowers?
Flower color can range from pink to blue depending largely on soil pH and aluminum availability in the soil.
When does Endless Summer Big Leaf Bailmer Hydrangea bloom?
Blooming typically begins in late spring and can continue through summer and into fall under favorable growing conditions.

Shipping Details

Estimated Shipping Time: Most orders ship immediately. As noted on the website, some items are seasonal, and may only ship in spring or fall. Once your order is shipped, you’ll receive an email with a tracking number.

Amount of Order	Shipping Charge
Local Delivery	FREE SHIPPING
Non-Local Delivery	Varies based on UPS shipping

Flowering
Seasonal
Partial Shade

Mature Height	Medium: Up to 4 ft
Mature Spread	0-5 ft
Growth Rate	Fast, Moderate
Botanical Name	Hydrangea macrophylla
Bloom Time	Late Summer, Mid Summer
Deer Resistant	Usually
Family	Hydrangeaceae
Flower Color	Blue/Purple, Pink
Hardiness Zones	4, 5, 6, 7, 8, 9
Light Needs	Full Sun, Partial Sun
Maintenance	Low
Size	#3 Container

Map of the United States with most states shaded green and boundary lines visible.

Growing Zones 4-9 Outdoors

(Hardy down to -30)

Compare Similar Products

Name	Crispa Cutleaf Stephanandra	Summer Wine Ninebark	Blue Muffin Viburnum	Dwarf Korean Lilac	Easy Elegance Kashmir Rose	Dark Purple Bloomerang Lilac
Rating
Mature Height	Large: Up to 6 ft	Small: Up to 15 ft	Extra Large: Above 6 ft	Large: Up to 6 ft	Medium: Up to 4 ft	Large: Up to 6 ft
Mature Spread	5-10 ft	5-10 ft	5-10 ft	5-10 ft	0-5 ft	0-5 ft
Growth Rate	Fast	Fast, Moderate	Moderate	Moderate, Slow	Fast	Moderate
Bloom Time	Late Spring	Early Summer	Early Summer	Early Summer	Early Summer	Early Summer
Deer Resistant	Usually	Usually	Usually	Usually	No	Usually
Flower Color	White	Pink	White	Blue/Purple	Red	Blue/Purple
Family	Rosaceae	Rosaceae	Adoxaceae	Oleaceae	Rosaceae	Oleaceae
Hardiness Zones	4, 5, 6, 7, 8	3, 4, 5, 6, 7, 8	3, 4, 5, 6, 7, 8	3, 4, 5, 6, 7	4, 5, 6, 7, 8, 9	3, 4, 5, 6, 7, 8
Light Needs	Full Sun	Full Sun	Full Sun, Partial Sun	Full Sun, Partial Sun	Full Sun	Full Sun
Maintenance	Low	Low	Low	Low	Low	Low