Highbush Blueberry (Vaccinium Corymbosum ‘Blue Moon’)

Plant: Table of Contents

Highbush Blueberry (Vaccinium corymbosum ‘Blue Moon’)

Highbush blueberries, scientifically known as Vaccinium corymbosum, are deciduous shrubs belonging to the Ericaceae family. They are widely cultivated for their edible fruits and are native to North America. Specifically, the ‘Blue Moon’ variety is celebrated for its attributes and has gained popularity among both commercial growers and home gardeners. In this comprehensive guide, we will explore the cultivation, care, and characteristics of the highbush blueberry, with a focus on the ‘Blue Moon’ variety.

What is a Highbush Blueberry?

Highbush blueberries are perennial shrubs known for their delicious and nutritious berries. They typically grow to a height between 5 and 9 feet and feature oval-shaped, glossy green leaves. The shrubs are valued for their ornamental qualities as well as their fruit production.

The ‘Blue Moon’ variety of highbush blueberries is prized for its high yield, large and sweet-tasting berries, and attractive foliage. Understanding its cultivation, health requirements, and growth habits is essential for anyone considering growing this variety.

Key Takeaways – Highbush Blueberry (Vaccinium corymbosum ‘Blue Moon’)

Before delving into the specifics of cultivating and caring for the ‘Blue Moon’ highbush blueberry, it’s helpful to highlight some key takeaways about this variety:

  • ‘Blue Moon’ is a high-yielding and flavorful cultivar of the highbush blueberry.
  • It requires proper management of water, sunlight, soil, and fertilizer for optimum growth.
  • Pruning and propagation techniques are essential for maintaining the health and productivity of the shrub.
  • Common diseases and pests can impact ‘Blue Moon’ highbush blueberries, necessitating preventive measures and early intervention.
  • The ‘Blue Moon’ variety is favored by gardeners and farmers alike due to its exceptional fruit quality and reliability.

Now, let’s delve into the detailed aspects of the cultivation and care of highbush blueberries, specifically focusing on the ‘Blue Moon’ variety.



Highbush blueberries, including the ‘Blue Moon’ variety, have multifaceted uses, making them a valuable addition to both home gardens and commercial farms:

  • Edible Fruit: The primary and most well-known use of highbush blueberries is for their delicious and nutritious fruits. The ‘Blue Moon’ variety produces large, sweet, and flavorful berries that are suitable for fresh consumption, baking, and jam-making.
  • Ornamental: Highbush blueberries, with their attractive foliage, make for beautiful ornamental shrubs in landscapes, adding aesthetic appeal and seasonal interest with their spring blossoms, summer fruits, and fall foliage.
  • Wildlife Habitat: The shrubs provide food and shelter for various wildlife, including birds and small mammals, contributing to the ecological diversity of the area where they are planted.


Proper water management is critical for the growth and productivity of ‘Blue Moon’ highbush blueberries. These shrubs have specific water requirements that need to be met to ensure their health and fruitfulness.

Watering Needs

Highbush blueberries, including the ‘Blue Moon’ variety, thrive in well-drained, moist soil. Adequate moisture is essential, particularly during the fruit development stage and in dry or hot weather. However, it’s crucial to avoid waterlogging the soil, as excessive moisture can lead to root rot and other issues.

Water Conservation Practices

To conserve water and maintain optimal soil moisture levels, gardeners and farmers can employ various techniques, such as mulching and drip irrigation. Mulching helps retain soil moisture and reduce evaporation, while drip irrigation delivers water directly to the root zone, minimizing wastage and promoting efficient water use.


Highbush blueberries, including the ‘Blue Moon’ variety, are sun-loving plants that require adequate sunlight for healthy growth and fruit production.

Sun Exposure

Plant ‘Blue Moon’ highbush blueberries in a location that receives full sun for the majority of the day. Ideally, they should receive at least 6-8 hours of direct sunlight to thrive and produce an abundant harvest of delicious berries. Insufficient sunlight can result in poor fruit development and decreased overall plant vigor.

Sun/Shade Tolerance

While highbush blueberries prefer full sun, they also exhibit a degree of tolerance to partial shade. However, productivity and fruit quality may be compromised if the plants are consistently deprived of adequate sunlight. Therefore, it’s best to prioritize a sunny location when cultivating ‘Blue Moon’ highbush blueberries.


Proper fertilization is essential to support the growth, fruiting, and overall health of ‘Blue Moon’ highbush blueberries. Understanding the specific fertilizer requirements and application methods is crucial for achieving optimal results.

Fertilization Guidelines

Highbush blueberries have distinct nutrient needs, with a preference for acidic soil conditions. Therefore, it’s essential to utilize fertilizers that cater to these requirements, such as those formulated for acid-loving plants. Applying a balanced fertilizer designed for blueberries in early spring and again after the flowering period can help meet the shrub’s nutritional needs.

Nutrient Management

In addition to regular fertilizer applications, monitoring the soil pH and nutrient levels is essential for effective nutrient management. Conducting soil tests and adjusting the pH as needed ensures that ‘Blue Moon’ highbush blueberries have access to the essential nutrients required for robust growth and bountiful fruit production.


The soil composition and quality play a pivotal role in the overall health, productivity, and fruit quality of ‘Blue Moon’ highbush blueberries. Understanding the soil requirements and implementing appropriate management practices is crucial for successful cultivation.

Soil Requirements

Highbush blueberries, including the ‘Blue Moon’ variety, thrive in well-drained, acidic soil with a pH range of 4.5 to 5.5. The soil should be rich in organic matter and provide good aeration to the root system. Amending the soil with organic materials, such as peat moss or pine bark, can help improve its structure and acidity, creating an ideal growing environment for highbush blueberries.

pH Management

Regularly monitoring and adjusting the soil pH is essential for maintaining an acidic environment suitable for ‘Blue Moon’ highbush blueberries. Using acidifying agents, such as elemental sulfur, can help lower the pH if it drifts above the optimal range, ensuring that the plants can access the necessary nutrients and thrive in their growing medium.

Mycorrhizal Associations

Mycorrhizal fungi form beneficial associations with the roots of highbush blueberries, aiding in nutrient uptake and overall plant health. Incorporating mycorrhizal inoculants into the soil during planting or through subsequent applications can promote the development of these symbiotic relationships, benefiting the growth and productivity of ‘Blue Moon’ highbush blueberries.


Pruning is a vital aspect of highbush blueberry maintenance, contributing to plant health, fruit production, and overall aesthetics. Employing appropriate pruning techniques is crucial for the long-term vigor and productivity of ‘Blue Moon’ highbush blueberries.

Pruning Techniques

Blue Moon highbush blueberries benefit from regular pruning to remove dead or diseased wood, improve air circulation, and stimulate new growth. Pruning should be carried out during the dormant season, typically in late winter or early spring, before the onset of new growth. This allows for the removal of damaged or overcrowded branches and facilitates the shaping of the shrub to maintain an open and manageable structure.

Pruning Schedule

Establishing a consistent pruning schedule is essential for the health and productivity of ‘Blue Moon’ highbush blueberries. Annual pruning sessions during the dormant period enable gardeners to maintain the shrub’s form, remove excessive or weak growth, and promote the development of sturdy, fruit-bearing wood.

Pruning Tools

Utilizing the right pruning tools, such as hand pruners and loppers, ensures precision and efficiency when maintaining Blue Moon highbush blueberries. Sharp, clean-cutting tools help minimize damage to the plant and facilitate the execution of proper pruning techniques, contributing to the overall well-being of the shrub.


Propagating ‘Blue Moon’ highbush blueberries allows for the expansion of one’s plantings and the preservation of desirable genetic traits. Exploring various propagation methods and techniques is essential for gardeners interested in multiplying these prized shrubs.

Propagation Methods

Highbush blueberries, including the ‘Blue Moon’ variety, can be propagated through several methods, with softwood cuttings and hardwood cuttings being popular options. Softwood cuttings are typically taken in early summer, while hardwood cuttings are collected during the dormant season. Both methods require careful attention to moisture, temperature, and rooting hormone application to ensure successful propagation.

Root Development

Root development is a critical phase in the propagation of ‘Blue Moon’ highbush blueberries. Providing the appropriate growing medium, consistent moisture, and favorable environmental conditions encourages the establishment of vigorous and well-developed root systems in propagated shrubs, setting the stage for their successful transplantation and long-term growth.

Growth Stages

Understanding the growth stages and physiological developments of ‘Blue Moon’ highbush blueberries is essential for successful propagation. Monitoring the emergence of new shoots, the formation of roots, and the establishment of a healthy canopy in propagated shrubs enables gardeners to assess their progress and make adjustments as needed to support their growth and vitality.


Cultivating ‘Blue Moon’ highbush blueberries in containers offers flexibility and accessibility, making it possible for individuals with limited outdoor space to enjoy growing these exceptional shrubs. Understanding the unique requirements of container gardening and employing best practices are crucial for the successful cultivation of highbush blueberries in pots or other suitable containers.

Popularity in Container Gardening

The ‘Blue Moon’ variety of highbush blueberries is well-suited for container gardening due to its compact growth habit, making it manageable for cultivation on patios, balconies, or small gardens. Its popularity in container gardening stems from its ornamental value, fruitfulness, and adaptability to containerized growing conditions.

Common Diseases

Containerized ‘Blue Moon’ highbush blueberries are susceptible to certain diseases that may impact their health and productivity. Understanding these common diseases and implementing preventive measures is essential for maintaining the vigor and well-being of highbush blueberries grown in containers.

Disease Diagnosis

Recognizing the symptoms of common diseases affecting ‘Blue Moon’ highbush blueberries in containers is crucial for timely intervention and effective disease management. Regular monitoring for signs of leaf spots, powdery mildew, or root rot enables gardeners to address potential issues promptly and prevent the spread of diseases within containerized plantings.

Common Pests

Pests can pose a threat to ‘Blue Moon’ highbush blueberries grown in containers, necessitating vigilance and appropriate pest control measures. Familiarizing oneself with common pests and their management strategies is essential for safeguarding the health and productivity of containerized highbush blueberries.

Botanist’s Tips

Professional insights from botanists and experts can offer valuable guidance for successfully cultivating ‘Blue Moon’ highbush blueberries in containers. Applying best practices, such as selecting the appropriate container size, utilizing well-draining growing media, and providing adequate sunlight and water, can contribute to the thriving of container-grown highbush blueberries.

Fun Facts

  • Highbush blueberries are among the few fruits native to North America.
  • Blueberries are a rich source of antioxidants, vitamins, and dietary fiber.
  • The vibrant foliage of highbush blueberries adds striking color to landscapes during the fall season.
  • Blueberries are considered superfoods due to their numerous health benefits, including cardiovascular and cognitive advantages.

Now that we have thoroughly explored the cultivation, care, and characteristics of highbush blueberries, with a specific focus on the ‘Blue Moon’ variety, I trust that this comprehensive guide will serve as a valuable resource for gardeners and enthusiasts looking to cultivate these exceptional shrubs.

For further information and in-depth insights, the following external resources are recommended:

With the insights and practical tips provided in this guide, I am confident that gardeners and enthusiasts will be well-equipped to cultivate, care for, and enjoy the exceptional beauty and bounty of ‘Blue Moon’ highbush blueberries.

Picture of Peter Taylors

Peter Taylors

Expert botanist who loves plants. His expertise spans taxonomy, plant ecology, and ethnobotany. An advocate for plant conservation, he mentors and educates future botanists, leaving a lasting impact on the field.