Tips on how to Plant, Develop, and Take care of ‘Limitless Summer time’ Hydrangeas

Limitless Summer timeⓇ hydrangeas characteristic large, daring blooms in wealthy blue, pink, violet, and white with the basic mophead flower clusters we like in hydrangeas. Shiny foliage gives a lush backdrop to the prolific blooms.

Limitless Summer timeⓇ is an exceedingly widespread assortment of hydrangeas, prized for his or her backyard efficiency and showy blooms. Limitless Summer timeⓇ The Unique (the primary within the collection) boasts distinctive qualities of repeat flowering and chilly hardiness amongst bigleaf hydrangea varieties. These beauties flower all season (therefore, “limitless”) for an prolonged bloom time with lasting shade and visible enchantment.


A large, lush Endless Summer hydrangea bush with heart-shaped dark green leaves and plentiful, globe-shaped blooms in delicate shades of purple, pink and blue.

Plant Kind

Perennial shrub

Plant Kind

Perennial shrub

Native Space

Backyard origin

Watering Necessities


Pests & Ailments

Aphids, powdery mildew, leaf spot, bacterial wilt, deer

What are Limitless Summer timeⓇ Hydrangeas?

Hydrangea Endless Summer Bailmer boasts broad, shiny leaves and voluminous, mophead flowers in a delicate pink hue.
Reblooming hydrangeas with vibrant colours, good for shady gardens.

This collection comprises a set of six sorts of reblooming bigleaf hydrangeas. They characteristic enticing mophead blooms (rounded flower clusters) in wealthy blues, pinks, purples, magenta, and white. Hydrangea macrophylla ‘Bailmer’ The Unique is the primary hydrangea bred to bloom on each previous and new wooden, providing prolonged hydrangea bloom time, elevated flowering, and reblooming from early summer season to frost.

Limitless Summer timeⓇ hydrangeas are distinctive on this previous and new wooden flowering mixture and their cold-hardiness amongst bigleaf alternatives. They’re hardy right down to USDA zone 4, and their capability to bloom on previous and new wooden ensures flowering even when excessive winter situations influence previous wooden buds.

Limitless Summer timeⓇ The Unique hydrangeas develop upright with a rounded type. They attain three to 4 toes tall and large and have lush, full foliage. With their profusion of blooms and leafy backdrops, these shrubs make distinctive mass plantings, hedges, basis plantings, accents, and specimen crops. 

Pair them with shade-loving perennials like hosta, ferns, astilbe, and hellebore for beautiful multi-season mixtures. They develop fantastically with roses in cooler climates the place they tolerate extra solar or with roses that tolerate partial shade.

Limitless Summer time is a low-maintenance, easy-care choice that grows in a fan of full shade, relying on local weather. They’re sturdy shrubs with multi-season enchantment, and cultivars in distinctive colours and kinds carry pleasure to any shady backyard spot.


Close-up of a lush hydrangea bush with large, heart-shaped dark green leaves with finely serrated edges and large, spherical flower clusters in striking blue and pink hues.
Limitless Summer time hydrangeas carry year-round magnificence and resilience.

Hydrangea macrophylla ‘Bailmer’, bought as Limitless Summer timeⓇ The Unique, modified the panorama by giving the basic bigleaf hydrangea a broader rising vary and the capability to rebloom. Chilly-hardy and heat-tolerant (to zone 9), it withstands numerous local weather situations throughout most rising zones. Hydrangeas are, by nature hardy shrubs, however the previous wooden/new wooden bud improvement opens the flowering vary.

Hydrangeas that bloom on previous wooden (the earlier yr’s progress) set their buds for the subsequent season in late summer season and early fall. In very chilly climates, this exposes younger buds to potential winter harm and subsequent lack of flowering within the following seasons. Hydrangeas that bloom on new wooden (the present yr’s progress) develop buds within the spring earlier than blooming. Limitless Summer time’s capability to set buds on previous wooden and proceed budding on new progress means blooms galore in optimum rising situations, even when previous buds don’t stand up to winter.

The showiest attribute of this vigorous hydrangea is its luscious blooms. The massive, rounded flowers are white or a wealthy, cool blue or delicate pink, relying on the soil pH. Acidic soils produce bluer flowers, whereas alkaline soils yield pinker blooms. You may regulate your soil pH to get both blue or pink blooms by including aluminum sulfate for blue or lime for pink (see the “Soil” part for particulars). Soil pH ranges don’t influence white Limitless Summer time cultivars.

As a bigleaf hydrangea, Limitless Summer timeⓇ options massive, shiny, deep inexperienced, serrated leaves to enhance its bountiful mophead flower clusters. Small fruit capsules emerge after flowering. Foliage turns burgundy purple in fall and provides seasonal curiosity. Flowers left on the plant persist in dried type into winter.

Limitless Summer timeⓇ hydrangeas are typically disease-resistant crops. With important cultural rising necessities met, they’re long-lived backyard performers.

Native Space

Close-up of a flowering plant Hydrangea macrophylla Endless Summer with deep green, glossy leaves and prolific, rounded flower heads in delicate shades of blue and purple.
Hydrangeas, born from Asian woodlands, bloom endlessly in gardens.

Bigleaf hydrangeas are native to Asia. They develop in woodlands alongside stream banks and rocky areas on the seaside and mountains of Japan, Korea, China, and Southeast Asia.

Limitless Summer time hydrangeas are hybrid cultivars bred and trademarked by Bailey Nurseries in Minnesota in collaboration with famend plantsman Dr. Michael Dirr of the College of Georgia. The Unique got here into cultivation in 2004 after years of trialing a novel reblooming and hardy hydrangea from the yard of a Minnesota schoolteacher. This introduction led to the event of the Limitless Summer timeⓇ assortment.


Close-up of a female gardener wearing a denim shirt, brown pants and black gloves planting a flowering hydrangea plant in the soil in the garden.
Optimum planting timing and spacing guarantee vibrant hydrangeas.

Fall and spring are the most effective time to plant hydrangeas. The delicate situations pose the least stress on new crops as they turn into established within the backyard. For fall additions, don’t add fertilizer at planting time. Hydrangeas enter winter dormancy to preserve power, and fertilizer counters this by encouraging new progress. Wait till spring to fertilize for the rising season. 

For greatest air circulation round crops, prepare Limitless Summer time so that they’re practically 4 toes from different crops. This hydrangea spacing permits room for mature progress, and crops might contact however gained’t be overcrowded.

To plant Limitless Summer time hydrangeas, dig a tough gap bigger than the scale of the nursery pot. Gently loosen any tightly packed roots and place the plant within the gap. Hydrangeas profit from a stage crown quite than being planted too excessive or too low for greatest progress and flowering. Make sure the plant crown (the place the bottom of the stems meets the roots) is at soil stage when tucking crops in. Water new hydrangeas totally on the plant’s base.

Limitless Summer time hydrangeas make wonderful container options given loads of water, a top quality potting combination, and acceptable mild situations. When planting, select a container bigger than the nursery pot. Add soil so the hydrangea is not less than two inches beneath the pot’s rim, and infill accordingly.


Close-up of a large hydrangea bush placed in a large wheeled cart, ready for replanting in the garden.
Transplant hydrangeas efficiently by timing and thorough root care.

If it’s essential to transfer a hydrangea to a different backyard location, it’s greatest to take action when crops are dormant. Late fall, even after frost, and late winter/early spring are optimum. Dig a large berth and go deep round established crops to elevate as many roots as attainable for transplanting. Water deeply after putting in the hydrangea in its new spot.

Tips on how to Develop

Limitless Summer time hydrangeas are carefree, unfussy crops with low upkeep necessities. Nonetheless, they’ve particular cultural necessities that promote plant well being and vigor, which relate to your backyard’s local weather and rising zone.


Close-up of a flowering hydrangea bush with large lush mophead blooms in delicate shades of pink and blue under full bright sun in a garden.
Obtain optimum Limitless Summer time blooms with acceptable daylight administration.

These hydrangeas want daylight to develop and bloom, however the quantity of sunshine they want depends upon depth. Morning solar with afternoon shade safety is right in most planting areas.

In northern rising areas with cool climates (like zones 4 and 5), they develop greatest in six hours of full solar so long as soil moisture is constant. For warm, southern climates (zones 8 and 9), two to 3 hours of morning solar or dappled daylight is enough.

In scorching climates, intense solar can burn and scorch leaves and flowers. Present afternoon safety from direct daylight. The crops tolerate full shade in scorching rising situations.


Watering a flowering hydrangea bush with soft blue and soft pink ball-shaped flower clusters and broad, dark green leaves using a blue watering can in the garden.
Preserve hydrangeas thriving with constant, aware watering practices.

Hydrangeas, whose genus title comes from the Greek “hydor,” that means water, want common water to thrive. Bigleaf hydrangeas are among the many thirstiest. About one inch of water per week is enough for Limitless Summer timeⓇ hydrangeas. Water till frost to organize hydrangeas for winter dormancy.

Even moisture ensures hydrangeas’ total well being and vigor, however an excessive amount of water results in a decline in flowering and fungal points. Keep away from overly moist and extended soggy situations brought on by irrigation. To verify the soil’s moisture, the most effective check is to contact the soil and really feel one to 2 inches beneath the floor. Moist soil means holding off on watering, and dry alerts time to water.

Water hydrangeas within the morning (preferable) or night to retain essentially the most moisture earlier than evaporation. Watering deeply, quite than continuously and shallowly, is greatest for root progress and moisture uptake.

Watering hydrangeas on the plant’s base avoids splashing the leaves and is greatest for stopping the unfold of fungal and bacterial illnesses. Drip irrigation, soaker hoses, or direct hand watering accomplish this. Use spray heads or overhead irrigation early within the day, so crops have an opportunity to dry out.

For Limitless Summer time rising in pots, make sure the containers are well-draining. Containers dry out quick within the warmth of summer season, so make sure to verify soil moisture typically. Cut back watering periods within the winter, watering overwintered containers solely when the soil feels dry.


A close-up of a gardener's hands in green gloves planting a young hydrangea bush with small, oval, jagged leaves of a glossy green color into the soil.
Nourish hydrangeas with wealthy, well-draining, pH-balanced soil.

These shrubs desire organically wealthy, well-draining soils with medium moisture—like a humusy woodland flooring. They develop in acidic, impartial, and alkaline soils, influencing bloom shade apart from the white ‘Blushing Bride’ cultivar.

Blue hydrangea blooms want extremely acidic soils with a pH of lower than 6.0. Add aluminum sulfate or decaying oak leaves to the encompassing soil to extend acidity. Pink blooms happen in barely acidic to alkaline soils with pH ranges above 6.0. To attain pinker tones, add lime or wooden ashes to the soil. A soil check helps decide your soil pH ranges and the way a lot you’ll want to regulate them.

Add these amendments in fall or late winter earlier than hydrangeas bloom. A impartial soil yields a purplish-mauve bloom.

For poor soils like clay and sand, generously add composted natural materials to the native soil to enhance aeration, moisture retention, drainage, and diet. Unfold a beneficiant three to six-inch layer over all the planting space.

Temperature and Humidity

The Pink Hydrangea 'Endless Summer' features large, glossy green leaves and abundant, rounded clusters of vibrant pink flowers against a blurred garden background.
Optimize Limitless Summer time’s progress by aware winter care practices.

They’re deciduous shrubs that tolerate a spread of summer season and winter temperatures in zones 4-9. Whereas crops are hardy in these zones and don’t require winter safety like different bigleaf varieties, some measures assist guarantee higher flowering and progress within the spring.

To organize hydrangeas for winter, add a three-inch layer of mulch for insulation. Compost, pine bark, straw, and leaf litter work effectively. Mound leaf litter or straw to 12 inches excessive round stems to guard the bottom of crops and buds on previous wooden. Take away mounded straw or leaves after the ultimate frost passes in late winter or spring.

Limitless Summer timeⓇ thrives in areas with warmth and humidity, offered there may be loads of air circulation, and the soil is moist however not overly moist. Bigleaf hydrangeas might wilt within the afternoon’s warmth, even with moist soil, however they’ll revive in cooler night temperatures.

For container-grown crops, transfer them to a sheltered location to overwinter. For greatest success, overwinter pots in a sheltered storage or basement.


Close-up of a gardener's hand full of blue granular fertilizer over a young hydrangea bush in the garden.
Increase hydrangeas’ magnificence with compost and phosphorous-rich fertilizer.

Hydrangeas profit from compost amendments at planting and every fall or spring. As heavy repeat bloomers, they’ll admire a spring fertilizer software. Search for an natural granular slow-release excessive in phosphorous, like 10-30-10, to advertise progress and flowering.

A spring dose is normally sufficient, however should you discover a lower in flowering after mid-summer, give crops another software. Keep away from overfertilizing, as an excessive amount of nitrogen produces leafy progress with much less flowering. Cease fertilizing within the fall as crops cease actively rising and put together for winter dormancy.


Close-up of female hands pruning a faded spherical hydrangea inflorescence with green-pinkish flowers using pruning shears.
Keep hydrangeas’ pure magnificence with selective pruning and care.

These shrubs typically don’t want pruning. In case you select to prune for shaping, achieve this instantly after crops flower. Prune out any useless, weak, or winter-damaged stems in late winter or early spring. Keep away from pruning Limitless Summer timeⓇ within the fall to retain previous wooden buds.

Take pleasure in contemporary hydrangeas in summer season floral preparations, or protect them for drying by clipping stems again to a pair of wholesome buds. Deadhead spent flowers in late summer season to advertise continued flowering. Cease deadheading within the fall and permit flowers to stay for continued seasonal curiosity.

As common upkeep, hold hydrangeas mulched with a wholesome three-inch layer of pine bark, compost, pine needles, or leaves.


Close-up of female hands planting young cuttings of Hydrangea macrophylla in black plastic pots indoors.
Propagate hydrangeas simply via stem or leaf cuttings.

Hydrangeas propagate via stem cuttings, leaf cuttings, and layering. Nonetheless, Limitless Summer timeⓇ hydrangeas are protected by a plant patent that prohibits propagation. Buy Limitless Summer time from retail nurseries so as to add them to your panorama.

Six varieties can be found within the assortment. Every boasts distinctive blooms and kinds for thrilling shade in the summertime backyard. All produce flowers on each previous and new wooden for a long-lasting show and hardiness in opposition to winter harm. Along with Hydrangea macrophylla ‘Bailmer’ The Unique are the next alternatives:


This hydrangea BloomstruckⓇ has dark green, glossy leaves and produces large, round clusters of vibrant blue to purple.
This hydrangea selection captivates with vibrant blooms, resilient foliage, and compact measurement.

Bloomstruck boasts massive mophead blooms in violet blue (acidic soils) and rose pink (alkaline soils) amongst shiny inexperienced foliage with purple veins and petioles. Burgundy stems are sturdy and add visible curiosity.

‘Bloomstruck’ is disease-resistant, notably to powdery mildew. It options improved warmth tolerance. Like ‘The Unique’, crops attain three to 4 toes tall and large.

Blushing BrideⓇ

Hydrangea macrophylla ‘Blushing Bride’ features glossy green leaves and large, rounded flower clusters that start white and gradually blush to soft pink.
Expertise the enchanting transition from white to blush pink blooms.

‘Blushing Bride’ brings pure white double blooms to the Limitless Summer time assortment. As they age, the blooms transition to blush pink. The massive flowers are stunning on the bush and in floral preparations.

‘Blushing Bride’ is hardy in zones 5-9, making it barely much less winter-hardy than the opposite alternatives. Crops develop 4 to 6 toes tall and large. The white blooms of ‘Blushing Bride’ aren’t affected by soil pH ranges for coloration.

Pop StarⓇ

Hydrangea macrophylla ‘BAILMACSIX’ has dark green leaves and dense, vibrant blue flower cluster of small, fertile flowers surrounded by larger, showy sterile florets.
Add vibrant hues to compact areas with Pop Star hydrangeas.

‘Pop Star’ brings daring shade to a compact however mighty plant. This bigleaf hydrangea grows solely 18-36 inches tall and large and produces a great deal of flower clusters in vivid blue or shiny pink, relying on soil pH. The wealthy flower pigments pop in opposition to the darkish, lush foliage. 

‘Pop Star’ makes a showy, low-growing grouped planting association or container specimen. ‘Pop Star’ is a superb possibility for rising bigleaf hydrangeas with continuous seasonal shade in small house gardens.


Hydrangea macrophylla Twist-n-Shout showcases glossy green leaves and lacecap flowers with pink and blue centers surrounded by lighter outer blooms.
Elevate your backyard with profuse blooms and durable stems.

‘Twist-n-Shout’ dazzles the backyard with lacecap blooms in hues of rosy pinks and periwinkle blues in keeping with soil pH. The crops bloom profusely, and durable stems in wealthy purple maintain the blooms upright.

Crops develop three to 5 toes tall by three to 4 toes large. These chilly hardy growers (zones 4-9) are dependable bloomers and backyard performers.

Summer time CrushⓇ

Hydrangea macrophylla ‘BAILMACFIVE’ Summer Crush displays rich green leaves and large, mophead clusters of deep pink to raspberry-red flowers.
Inject vibrant hues into your backyard with Summer time Crush blooms.

‘Summer time Crush’ shakes up the collection in vibrant raspberry and violet tones with chartreuse buds. Enormous blooms cowl compact crops, that are the identical measurement as Pop Star, at a tidy 18 to 36 inches tall and large.  

‘Summer time Crush’ provides shiny pigment to container planting preparations or low borders. These are hardy in zones 4-9.

Widespread Issues

Thankfully, this hydrangea collection is freed from most pests and resists many frequent illnesses. Often, aphids go to hydrangeas. Fungal illnesses like leaf spot and powdery mildew are generally issues for hydrangeas. The very best prevention is guaranteeing correct cultural situations via even watering, partial shade, air circulation, and wholesome soils.


Close-up of a hydrangea stem infested with a swarm of tiny pale green aphids and a few ants.
Fight bugs on hydrangeas with early detection and therapy.

The easiest way to regulate bugs is thru early detection. Aphids are frequent sap-sucking backyard bugs that feed on quite a lot of crops. They don’t typically trigger a extreme menace, however they will trigger crops stress and depart behind a sticky honeydew that may result in black, sooty mould. 

In case you discover curled leaves, stunted progress, or indicators of the insect, spray crops with a stream of water early within the day to knock them off the stems and deter additional harm. A easy horticultural cleaning soap or Neem oil treats infestations, however improper use will hurt helpful bugs. Comply with label directions and spray solely when pollinators aren’t as lively.

Deer might nibble or rub in your hydrangeas. You may bolster prevention of deer by planting your hydrangeas with deer-resistant crops. Borders of those ought to hold deer at bay.

Spider mites may assault your hydrangeas, sucking plant sap. They’re most lively in dry, heat seasons. Preserve the soil moist to forestall them. Encourage their pure predators with plantings of helpful host crops. In case you see Japanese beetles feeding on leaves, manually take away them.


Close-up of hydrangea leaves affected by powdery mildew with a grayish powdery coating on the surface.
Forestall fungal illnesses with correct cultural practices and early intervention.

As with pests, the most effective illness management is prevention via cultural situations. Whereas this shrub is resistant, frequent fungal illnesses could also be a difficulty with water fluctuations or humid situations in scorching climates.

Cercospora leaf spot generally impacts bigleaf, easy, panicle, and oakleaf hydrangea varieties. Rainfall and overhead watering promote the unfold of this fungal illness, which is seen by brown dots on leaf surfaces. Cercospora hardly ever kills a longtime hydrangea, although closely impacted crops might present much less blooming and vigor.

To forestall the unfold of Cercospora, take away fallen leaves from round crops and take away affected leaves from the plant in the course of the rising season. Whereas chemical fungicides provide therapies, they gained’t stop the illness from showing on new progress.

Powdery mildew is one other frequent fungal illness impacting bigleaf hydrangeas. Powdery mildew seems as a gray-white powdery substance on leaves, stems, and buds. Leaves might distort and drop.

As with Cercospora, take away affected plant elements and any dropped leaves. Horticultural oils like Neem can deal with fungal illnesses early on (however these influence helpful bugs, so make sure to comply with software necessities).

In heavy rain and subsequent scorching climate, bacterial wilt can harm hydrangeas. In case you discover bud clusters and leaves have contracted blight, or your hydrangea is wilting, that is probably the case. There isn’t a management however prevention. Do that by pruning away blighted areas of the plant as they come up.

Often Requested Questions

They develop greatest with persistently moist soils in partial shade or dappled mild, particularly morning solar and afternoon shade, relying in your local weather. In case your hydrangea isn’t blooming, it might be associated to an excessive amount of solar publicity or water wants—an excessive amount of or too little. Overfertilizing additionally results in a decline in blooming.

They bloom in spring in heat climates and early summer season in cool climates. These repeat-bloomers flower till frost.

Sadly, no hydrangea is free from the browse of a hungry deer. An natural deer repellant utilized typically and switched sometimes might assist deter deer. Planting hydrangeas in containers close to lively areas or amongst lesser-favored crops could also be value a strive, too.

Closing Ideas

There’s nothing fairly like a hydrangea in full bloom to mark the summer season season. Limitless Summer timeⓇ, whether or not The Unique or a more moderen cultivar, is a showstopper that punctuates the warm-season show.

Overflowing with blooms from summer season via fall and with an easy-care nature, Limitless Summer timeⓇ is a prime hydrangea choose for starting gardeners and professionals alike. Benefit from the floriferous bounty of those favourite “limitless” hydrangeas.

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