Highbush Blueberry (Vaccinium Corymbosum ‘Darrow’)

Plant: Table of Contents

Highbush Blueberry (Vaccinium corymbosum ‘Darrow’)

Highbush blueberries are delightful plants that not only provide an abundance of delicious fruits but also add ornamental value to gardens and landscapes. In this comprehensive guide, we will explore the culture, uses, care, common diseases, and other essential aspects of growing the highbush blueberry variety, specifically focusing on the Vaccinium corymbosum ‘Darrow’ cultivar. Whether you are an experienced gardener looking to optimize your blueberry cultivation or a novice interested in starting a blueberry garden, this article will provide valuable insights and practical tips for successfully growing and maintaining highbush blueberries.

What is a Highbush Blueberry (Vaccinium corymbosum ‘Darrow’)?

The highbush blueberry, scientifically known as Vaccinium corymbosum, is a deciduous shrub belonging to the Ericaceae family. It is highly valued for its luscious and nutritious berries, making it a popular choice for both commercial production and home gardening. The ‘Darrow’ cultivar is a specific variety of highbush blueberry renowned for its exceptional fruit quality and overall vigor.

Highbush blueberries are native to North America and thrive in various climatic conditions, making them suitable for cultivation in many regions. With proper care and maintenance, these plants can provide bountiful harvests of delectable berries while enhancing the aesthetic appeal of gardens and landscapes.

Key Takeaways – Highbush Blueberry (Vaccinium corymbosum ‘Darrow’)

Before delving into the specifics of highbush blueberry cultivation and care, let’s highlight some key takeaways about the ‘Darrow’ variety:

  • Botanical Name: Vaccinium corymbosum ‘Darrow’
  • Common Name: Highbush Blueberry
  • Notable Features: Exceptional fruit quality, vigorous growth, ornamental value
  • Cultivation Uses: Culinary purposes, ornamental gardens, landscaping
  • Adaptability: Suitable for various climate zones
  • Growth Habit: Deciduous shrub with an upright and spreading growth habit
  • Fruit Characteristics: Large, sweet, and flavorful berries
  • Harvest Time: Typically mid to late summer, varying by region
  • Pruning Requirements: Regular maintenance pruning to promote fruit production and plant health
  • Disease Resistance: Exhibits good resistance to common blueberry diseases
  • Soil pH Preference: Acidic soil with a pH range of 4.5 to 5.5
  • Sunlight Requirements: Thrives in full sun to partial shade conditions

Now that we have a general overview of the ‘Darrow’ highbush blueberry, let’s explore the various aspects of its cultivation, care, and maintenance in detail.


Cultivating highbush blueberries, including the ‘Darrow’ variety, requires a foundational understanding of the plant’s cultural requirements. From soil preferences to pruning techniques, the culture of these plants significantly influences their growth, fruit production, and overall health.


Highbush blueberries, particularly the ‘Darrow’ cultivar, serve multiple purposes in both culinary and ornamental contexts.

  • Culinary Uses: The sweet and juicy berries of ‘Darrow’ highbush blueberries are excellent for fresh consumption and a wide range of culinary applications, including baking, jams, jellies, and desserts.
  • Ornamental Value: Beyond their delicious fruits, highbush blueberries, including the ‘Darrow’ variety, contribute to the visual appeal of gardens and landscapes with their attractive white flowers in spring, vibrant foliage in autumn, and overall growth habit.


Proper watering is crucial for the healthy development and fruit production of highbush blueberries. These plants require consistently moist but well-drained soil, especially during the fruit development stage and periods of dry weather.

  • Watering Guidelines: Provide regular, deep waterings, aiming to keep the root zone consistently moist without waterlogging the soil.
  • Mulching Benefits: Apply a layer of organic mulch around the base of the plants to conserve soil moisture, regulate soil temperature, and suppress weed growth.


Sunlight plays a vital role in the growth and fruiting of highbush blueberries, making it essential to provide the appropriate light conditions for optimal plant performance.

  • Sun Exposure: Plant ‘Darrow’ highbush blueberries in locations with full sun to partial shade, ensuring they receive at least 6 to 8 hours of direct sunlight daily for robust growth and fruit production.


Understanding the nutrient requirements of highbush blueberries and implementing a targeted fertilization regimen is indispensable for promoting vigorous growth and abundant fruiting.

  • Fertilization Schedule: Apply a balanced, acidic fertilizer designed for acid-loving plants in early spring before the onset of new growth, and consider additional feedings in late spring and early summer if necessary.
  • Fertilizer Selection: Use fertilizers specifically formulated for blueberries, ensuring they contain essential nutrients such as nitrogen, phosphorus, and potassium, along with micronutrients like iron and manganese.


The soil composition and pH directly impact the health, growth, and fruit production of highbush blueberries, necessitating attention to soil preparation and maintenance.

  • Acidic Soil Requirements: Highbush blueberries, including the ‘Darrow’ variety, thrive in acidic soil with a pH range of 4.5 to 5.5, making soil pH management a critical aspect of their cultivation.
  • Soil Amendment: Incorporate organic matter such as peat moss and well-decomposed compost into the soil to improve its structure, moisture retention, and acidity levels.


Proper pruning is essential for shaping the plants, promoting fruit production, and maintaining overall plant health in highbush blueberries, including the ‘Darrow’ variety.

  • Pruning Objectives: Remove weak, damaged, and overgrown branches, as well as low-growing shoots, to enhance air circulation, light penetration, and fruit quality.
  • Pruning Timing: Conduct routine pruning during the dormant season in late winter to early spring, avoiding pruning during the budding and fruiting periods.

The cultural practices outlined above form the foundation for successfully growing and maintaining highbush blueberries, with specific considerations for the ‘Darrow’ cultivar based on its unique characteristics and requirements.


Propagating highbush blueberries, including the ‘Darrow’ variety, allows growers to expand their blueberry plantings, establish new cultivars, and rejuvenate older plants. Understanding propagation methods and techniques is essential for effectively reproducing these desirable plants.

Propagation Methods

The propagation of highbush blueberries can be achieved through various methods, including:

  • Softwood Cuttings: Harvesting and rooting softwood cuttings from healthy, actively growing shoots in late spring or early summer.
  • Hardwood Cuttings: Collecting mature hardwood cuttings during the dormant season and initiating root development under favorable conditions.
  • Layering: Encouraging the formation of roots on low-growing branches by burying them in the soil and promoting their independent growth as new plants.
  • Division: Dividing established clumps of highbush blueberries into separate sections, each containing roots and shoots, to produce multiple plants.

Each propagation method requires specific timing, environmental conditions, and care practices to ensure successful root development and the establishment of vigorous new plants.


Growing ‘Darrow’ highbush blueberries in containers presents a viable option for individuals with limited outdoor space or those seeking to control the plant’s environment.

  • Container Selection: Choose large, durable containers with sufficient drainage holes to accommodate the plant’s root system and facilitate proper moisture management.
  • Growing Medium: Utilize well-draining, acidic potting mix formulated for acid-loving plants when filling the containers, ensuring adequate aeration and moisture retention.


The ‘Darrow’ highbush blueberry, with its outstanding fruit quality and robust growth characteristics, has garnered popularity among both commercial growers and home gardeners. Its reputation for reliable performance and delectable berries has contributed to its widespread cultivation and prominence in the horticultural industry.

Commercial Cultivation

Commercial growers value the ‘Darrow’ highbush blueberry for its capacity to yield substantial harvests of high-quality fruits, making it a lucrative crop with consistent market demand.

  • Market Appeal: The large, sweet berries of the ‘Darrow’ variety are highly sought after by consumers, contributing to its profitability in the commercial fruit production sector.
  • Supply Chain: The reliable fruiting and yield potential of ‘Darrow’ highbush blueberries make them valuable additions to the supply chain, with the capacity to satisfy consumer preferences and market demands.

Home Gardening

For home gardeners and enthusiasts, the appeal of growing ‘Darrow’ highbush blueberries lies in the unique combination of ornamental beauty and edible rewards that these plants offer.

  • Home Orchard: ‘Darrow’ highbush blueberries are ideal for establishing backyard orchards and home fruit gardens, providing a fresh supply of delectable berries for personal consumption.
  • Landscape Enhancement: The attractive growth habit, seasonal foliage coloration, and spring blooms of ‘Darrow’ blueberry plants contribute to their use as ornamental elements in residential landscapes.

The increasing popularity of the ‘Darrow’ highbush blueberry underscores its value as a versatile and rewarding plant, suitable for diverse cultivation settings.

Common Diseases

High-quality and abundant fruit production in highbush blueberries, including the ‘Darrow’ cultivar, can be affected by various diseases, necessitating vigilance and proactive management to safeguard plant health.

Disease Diagnosis

Detecting and identifying common diseases affecting highbush blueberries is crucial for implementing targeted disease management strategies and preserving the plants’ vitality.

  • Anthracnose: Symptoms include circular lesions on leaves, stems, and fruits, often leading to fruit rot and premature berry drop.
  • Mummy Berry: Characterized by wilted shoots, brown lesions on foliage, and the development of mummified fruits, posing a significant threat to fruit quality.
  • Powdery Mildew: Manifests as white powdery patches on leaves and shoots, potentially inhibiting photosynthesis and weakening plant vigor.
  • Botrytis Blight: Causes gray mold on flowers, shoots, and fruits, leading to decay and reduced fruit quality.

Understanding the symptoms and disease cycles of these and other common blueberry diseases enables timely intervention and effective disease control measures.

Common Pests

In addition to diseases, highbush blueberries, including the ‘Darrow’ variety, are susceptible to pest infestations that can compromise plant growth and fruit production.

  • Blueberry Maggots: Larvae of this pest feed internally on blueberry fruits, resulting in premature fruit drop and reduced marketable yield.
  • Japanese Beetles: Adults feed on foliage, causing skeletonization and defoliation, while the larvae feed on the roots, impacting plant vigor and productivity.
  • Aphids: Sap-feeding insects that can distort new growth, transmit viral diseases, and excrete honeydew, attracting secondary pests and fostering sooty mold development.
  • Spotted Wing Drosophila: Poses a threat to blueberry fruits by laying eggs inside ripening berries, leading to fruit infestation and spoilage.

Implementing integrated pest management strategies, such as monitoring, cultural practices, biological control, and selective pesticide applications, is essential for mitigating pest pressures and safeguarding blueberry health.

Botanist’s Tips

Aspiring to cultivate thriving ‘Darrow’ highbush blueberries and maximize their fruit production and ornamental appeal calls for a strategic approach and adherence to best practices. Here are some expert tips to elevate your blueberry gardening experience:

  • Soil Testing: Conduct regular soil tests to monitor pH levels and nutrient availability, adjusting soil amendments and fertilization as needed to maintain optimal growing conditions.
  • Mulching Practices: Apply organic mulch around the base of blueberry plants to conserve moisture, regulate soil temperature, and suppress weed growth, promoting overall plant health.
  • Pest Monitoring: Routinely inspect plants for signs of pest activity, such as leaf damage, wilting, or visible pests, and implement appropriate control measures to prevent infestations.
  • Pruning Techniques: Utilize proper pruning techniques to remove dead or diseased wood, encourage airflow, and shape the plants, contributing to improved fruit quality and overall plant vigor.

By incorporating these botanical insights and practical recommendations into your highbush blueberry cultivation approach, you can optimize plant health and productivity while enjoying a bountiful harvest and aesthetically pleasing garden displays.

Fun Facts

Uncover some fascinating and notable facts about ‘Darrow’ highbush blueberries and their unique characteristics:

  • Culinary Versatility: The sweet and flavorful berries of ‘Darrow’ highbush blueberries are not only delicious when eaten fresh but also serve as valuable ingredients in a wide array of culinary creations, including pies, muffins, and preserves.
  • Seasonal Splendor: ‘Darrow’ blueberry plants exhibit a captivating transformation throughout the seasons, with delicate white blossoms in spring, lush green foliage in summer, vibrant autumnal hues, and the eventual appearance of plump, ripe berries.
  • Pollinator Magnet: The attractive blossoms of ‘Darrow’ highbush blueberries entice pollinators such as bees, butterflies, and hummingbirds, contributing to their role in supporting garden biodiversity.

These intriguing facts contribute to the allure and appeal of ‘Darrow’ highbush blueberries, showcasing their multifaceted attributes and enhancing the gardening experience for enthusiasts.

Links to External Resources

To further expand your knowledge and understanding of highbush blueberries, including the ‘Darrow’ variety, explore the following external resources:

  1. University of Maine Cooperative Extension – Growing Blueberries in the Home Garden
  2. North Carolina State University – Growing Rabbiteye and High Bush Blueberries in North Carolina
  3. University of Georgia Extension – Blueberry Information Portal
  4. Penn State Extension – Blueberries
  5. Michigan State University Extension – Blueberries and Cranberries

These reputable sources offer valuable insights, expert recommendations, and practical guidance for successfully cultivating and caring for highbush blueberries, complementing the information presented in this guide.

In conclusion, the ‘Darrow’ highbush blueberry (Vaccinium corymbosum ‘Darrow’) stands as a compelling plant variety with its exceptional fruit quality, ornamental attributes, and versatile cultivation potential. By adhering to the recommended practices, understanding the unique characteristics of this cultivar, and staying informed about disease and pest management, enthusiasts and growers can foster thriving ‘Darrow’ highbush blueberries and relish the delightful rewards they offer. Whether enjoyed fresh off the bush or incorporated into culinary creations, the ‘Darrow’ highbush blueberry embodies a blend of natural splendor and delectable indulgence, making it a prized addition to gardens, landscapes, and orchards.

Remember, successful horticulture often relies on patience, observation, and a willingness to adapt to the needs of the plants. With the right care and attention, ‘Darrow’ highbush blueberries can flourish, delighting both grower and guest with their bountiful berries and enchanting presence.

Happy gardening!

Note: This blog post serves as a comprehensive guide to the cultivation and care of highbush blueberries, specifically focusing on the Vaccinium corymbosum ‘Darrow’ cultivar. It is intended for informational purposes and does not replace personalized advice from horticultural professionals or local extension services.

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.