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Blue Hydrangea Shrub

Blue hydrangeas are your go-to choice for an elegant flowering shrub. When shopping for a shrub with old-fashioned charm, this is one of the most elegant. They are easy to cultivate, grow in almost any soil, and produce abundant dinnerplate-size blue snowball blooms throughout the warm season and into autumn. They are unique plants because you can control their color. However, not all hydrangeas can withstand color adjustments. To increase the color intensity of your shrubs, lower your soil's pH. By reducing the soil’s pH, hydrangeas can absorb sufficient aluminum, giving them a beautiful blue color.

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Vibrant blue hydrangea blossoms and lush green foliage of Blue Hydrangea Shrub
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Planting & Growing Information

Ships

Ships Between November 15-29

Planting Zone

5-9

Height at Maturity

Under 10 Feet

Water Needs

Moderate and High

Sun or Shade

Full sun and Partial shade

Bloom Season

Late Spring to Early Summer

Care

Blue hydrangeas thrive in well-drained, moist soil with a slightly acidic pH. It's important to regularly water them to keep the soil moist, especially during dry spells. After they bloom, prune them to maintain their shape and promote new growth. In the spring, be sure to fertilize them to encourage vibrant blooms.

Exposure

Blue Hydrangeas thrive in partial shade to full sun. They favor morning sun and afternoon shade to shield delicate blooms from intense heat. Consistent moisture is essential; harsh, direct sunlight should be avoided to prevent wilting.

Plant Attributes

Remarkable blue blooms , Cold-hardy and heat-hardy, Long Blooming Season

Blue hydrangeas are your go-to choice for an elegant flowering shrub. When shopping for a shrub with old-fashioned charm, this is one of the most elegant. They are easy to cultivate, grow in almost any soil, and produce abundant dinnerplate-size blue snowball blooms throughout the warm season and into autumn. They are unique plants because you can control their color. However, not all hydrangeas can withstand color adjustments. To increase the color intensity of your shrubs, lower your soil's pH. By reducing the soil’s pH, hydrangeas can absorb sufficient aluminum, giving them a beautiful blue color.

Planting & Growing Information

Ships

Ships Between November 15-29

Planting Zone

5-9

Height at Maturity

Under 10 Feet

Water Needs

Moderate and High

Sun or Shade

Full sun and Partial shade

Bloom Season

Late Spring to Early Summer

Care

Blue hydrangeas thrive in well-drained, moist soil with a slightly acidic pH. It's important to regularly water them to keep the soil moist, especially during dry spells. After they bloom, prune them to maintain their shape and promote new growth. In the spring, be sure to fertilize them to encourage vibrant blooms.

Exposure

Blue Hydrangeas thrive in partial shade to full sun. They favor morning sun and afternoon shade to shield delicate blooms from intense heat. Consistent moisture is essential; harsh, direct sunlight should be avoided to prevent wilting.

Plant Attributes

Remarkable blue blooms , Cold-hardy and heat-hardy, Long Blooming Season

Product Details

Blue Hydrangea For Sale

Blue hydrangeas are your go-to choice for an elegant flowering shrub. When shopping for a shrub with old-fashioned charm, this is one of the most elegant. They are easy to cultivate, grow in almost any soil, and produce abundant dinnerplate-size blue snowball blooms throughout the warm season and into autumn.

How to Grow Blue Hydrangea Plants

These drought-resistant bushes can grow in direct sunlight or filtered shade. They grow quickly and mature to 15 feet high and 10 feet wide. The blooms are in Spring and Summer, even into Fall, and are dinner plates in size. These shrubs do exceptionally well in zones 5-9, making them versatile and an excellent choice for even cooler winter zones.

Vibrant blue hydrangea shrub with lush rounded blooms and glossy leaves

Blue Hydrangea Planting Season

Since hydrangeas are relatively large shrubs, giving them enough time to develop healthy roots is essential. This is why it is best to plant hydrangeas in spring or fall, but they can also be planted anytime in the Spring or Fall.

Where to Plant The Blue Hydrangea Plants

These versatile shrubs do best when planted along a fence, near home, or as a border. They can be grown in direct and open sunlight or filtered shade, making them a favorite for many homeowners who do not have the "perfect" solution for many flowering shrubs.

Growing them along the fence keeps them from the harsh afternoon heat. They are perennials that often thrive in hardiness zones 5-9.

Soil Recommendations

As revealed above, they can withstand almost any soil type. They thrive in soil rich in organic materials, and the ground should also have good drainage since the hydrangeas grow well in moist soil. However, the shrubs are intolerant to waterlogged soil because the roots tend to rot quickly. To improve soil quality, prepare your soil using a mixture of abundant compost before planting.

Blooming Season

They have varied blooming seasons, depending on the planting zone and the cultivar. Most buds from mid-spring to early summer. In hot regions, these shrubs stop budding in summer due to the heat intensity and bloom again in the fall.

Blue Color Control

Blue Hydrangeas are unique plants in that you can control their colors. However, not all hydrangeas can withstand color adjustments. If you want to increase the strength of the color of your shrubs, you need to lower your soil’s pH levels. By reducing the soil’s pH, the hydrangeas can absorb enough aluminum from the ground, thus giving them a beautiful blue color.

Fertilizer and Care

Adding peat moss or sulfur to the soil can lower the PH level. You can add aluminum sulfate throughout the growing season to make them shinier. Indoor Cultivation: If you want to grow them inside your house in a pot, choose a non-porous container about 18 inches wide to accommodate the plants’ maturity size.

A non-porous container or pot helps retain the moisture needed for the Blue Hydrangea to mature. It would be best if you also created drainage holes to allow the proper drainage of the excess water.

Bare-root blue hydrangea shrub with slender leafless branches and tangled roots

Landscape Enhancement

Perfect for creating striking garden features such as hedges or focal points. Its dramatic blooms and lush foliage can transform and elevate any landscape design.

Showy Sepals

Unlike most flowers, Blue Hydrangea’s striking blooms are made up of colorful sepals rather than petals. These petal-like structures are sturdier and protect the tiny flowers hidden beneath them.

Cut Flower Potential

Blue Hydrangea makes stunning cut flowers for indoor arrangements. Its elegant blooms bring a touch of garden beauty inside your home, perfect for fresh floral displays.

Height and Coverage

Blue Hydrangea can be used to create height and depth in your garden, with some varieties climbing up to 50 feet, making them perfect for covering fences or scaling trees.

Frequently Asked Questions

Do blue hydrangeas like sun or shade?

Blue hydrangeas grow best in partial sun with some afternoon shade. Morning sunlight helps them bloom richly, while light shade protects their flowers from heat. This balance keeps the plant healthy and full of vibrant color.

How do I get my hydrangeas to be blue?

To keep hydrangeas blue, plant them in acidic soil with a pH below 6. Adding aluminum sulfate or organic matter like pine needles helps maintain their color. With the right soil balance, their blooms stay beautifully blue all season.

How tall do blue hydrangeas get?

Blue hydrangeas typically grow 3 to 6 feet tall, forming full, rounded shrubs. Their lush blooms create a stunning display in any garden. With sunlight and good soil, they grow strong and flower abundantly each year.

Why Buy Bare Root Plants From TN Nursery?

Since 1959, TN Nursery has grown and shipped quality bare root plants nationwide. Shipped during dormancy, bare-root plants develop strong root systems and establish quickly. Our experienced team carefully harvests and packages every order, providing growers with trusted plants backed by over 65 years of nursery experience.

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