edibleFamily: EricaceaeGenus: Vaccinium

Cultivar

O'Neal Southern Highbush Blueberry

Vaccinium 'O'

Cultivar: O

The 'O'Neal' blueberry is a premier Southern Highbush variety valued for its robust production of sweet, aromatic, and large blue berries that ripen early in the season. Its upright, vigorous growth habit and attractive foliage make it a beautiful addition to both edible gardens and mixed landscape borders. This cultivar performs exceptionally well in regions with milder winters, offering consistent harvests when cross-pollination is provided.

O'Neal is a highly popular early-season Southern Highbush blueberry known for its exceptional flavor and large, firm fruit. It is an excellent choice for warm-climate gardens requiring low chill hours.

Marketplace packs coming soon

Current nursery inventory and 18 / 36 / 72 pricing will appear here when available.

Cultivar Story

Start with Inspiration. Grow Your Aspiration.

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Growing Inspiration

Inspiration for future Agardeni growing environments.

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Marketplace Plant

A realistic representation of the starter plants offered in 18, 36, and 72 plant quantities.

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Aspirational Garden

Grow your aspirational plan into an inspirational garden.

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Plant Detail

A closer look at the fruit, flower, foliage, or mature defining characteristics of this cultivar.

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Repotting / Start Growing

Begin with a starter plant and establish it in a larger pot using quality potting soil with beneficials and fertilizer.

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Start ยท Plan ยท Grow

Start with real plants. Plan with current marketplace availability. Grow your aspirational garden.

Cultivar Video

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Cultivar Video Coming Soon

See this cultivar from starter plant to aspirational garden.

Plant Profile

Grow O'Neal Southern Highbush Blueberry with confidence

Key growing information first, with the complete reviewed cultivar profile available when you want it.

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Sun

Full sun for maximum fruit production; tolerates light afternoon shade in hot southern climates.

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Water

Maintain consistently moist, well-draining soil. Avoid waterlogging and prevent the root zone from drying out completely.

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Mature size

4-6 feet tall and 4-5 feet wide.

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Hardiness

5-9

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Growth habit

Upright, rounded deciduous shrub.

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Plant type

Fruiting Shrub

View Plant Data

Care, size, flowering, climate, soil, health, and additional reviewed data.

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Good to know

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Growing note

O'Neal requires a chill hour accumulation of approximately 400-600 hours to produce a reliable crop. It is self-fertile but produces significantly larger and more consistent yields when planted near another Southern Highbush variety like 'Star' or 'Sharpblue'.

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Climate note

Prefers mild winters; frost protection may be needed if a late spring frost occurs during bloom time as it flowers early.

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Flower / fruit

Produces creamy-white, bell-shaped flowers in early spring. Harvest firm, navy-blue berries throughout late spring and early summer.

Growing & Care

Everyday care, growth, feeding, and pruning guidance.

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Sun / light

Full sun for maximum fruit production; tolerates light afternoon shade in hot southern climates.

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Growth rate

Moderate

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Fertilizer

Use a slow-release fertilizer formulated for acid-loving plants such as azalea or camellia food in early spring before new growth appears.

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Pruning

Prune annually in late winter while dormant. Remove old, weak, or crossing canes to encourage airflow and new productive growth.

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Care notes

O'Neal requires a chill hour accumulation of approximately 400-600 hours to produce a reliable crop. It is self-fertile but produces significantly larger and more consistent yields when planted near another Southern Highbush variety like 'Star' or 'Sharpblue'.

Size & Habit

How the plant grows and the space it needs at maturity.

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Mature size

4-6 feet tall and 4-5 feet wide.

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Growth habit

Upright, rounded deciduous shrub.

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Spacing

4-6 feet apart for hedges or orchard-style planting.

Flower / Fruit

Flowering, fruiting, pollination, bloom, and harvest behavior.

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Flowering / fruiting

Produces creamy-white, bell-shaped flowers in early spring. Harvest firm, navy-blue berries throughout late spring and early summer.

Climate & Hardiness

Cold, heat, chill, and regional growing considerations.

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Hardiness zones

5-9

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Temperature

Prefers mild winters; frost protection may be needed if a late spring frost occurs during bloom time as it flowers early.

Soil & Water

Moisture, drainage, soil, and pH preferences.

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Watering

Maintain consistently moist, well-draining soil. Avoid waterlogging and prevent the root zone from drying out completely.

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Soil

Requires acidic, high-organic-matter soil. Incorporate peat moss, pine bark, or compost to lower pH and improve drainage.

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Soil pH

4.5-5.5

More Plant Data

19 additional reviewed fields from this Plant.id.

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Container Growing

Suitable for large containers (15+ gallons). Ensure excellent drainage and use a high-quality, acidic potting mix formulated for acid-loving plants.

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Family

Ericaceae

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Foliage Look

Small, oval, deep green leaves with a slightly leathery texture and smooth margins.

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Foliage Rules

Leaves are simple, alternate, and lanceolate. Color is medium-to-dark green, sometimes showing reddish tinges on new growth or autumn foliage.

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Fruit Flower Look

Small, white, urn-shaped flowers hanging in clusters, or plump, round, powder-blue berries in loose clusters.

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Fruit Flower Rules

Flowers should only appear on established, mature specimens. Fruit clusters are distinctively blue with a waxy bloom and should not be shown on juvenile starter plants.

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Growth Habit Rules

Maintain an upright, multi-stemmed appearance. Avoid long, leggy, single-stem shapes; encourage basal branching.

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Mature Plant Look

A bushy, rounded shrub brimming with clusters of blue berries and deep green leaves during the summer.

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Mature Stage Morphology

Mature shrubs have woody, spreading stems, darker green elliptical leaves, and a dense, bushy structure. Clusters of small bell-shaped flowers mature into medium-to-large dark blue fruits.

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Morphology Rules

Maintain the classic blueberry aesthetic: woody base, fibrous root system, and delicate spring blooms followed by clustered fruit.

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Plant Faqs

How many chill hours does O'Neal need? It typically requires 400-600 hours. Do I need another blueberry bush? Yes, cross-pollination with another variety is highly recommended for best yields. Can I grow O'Neal in a pot? Yes, use a large container and acidic potting mix. When do O'Neal blueberries ripen? They are an early-season variety, typically ripening in late spring.

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Root Look

Tight, fibrous, light brown roots that should not be root-bound.

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Soil Look

Dark, rich, peat-heavy or mulch-covered soil; avoid pale, dry, or sandy-looking substrate.

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Starter Stage

Young starter plants typically appear as woody, upright stems with small, lanceolate, semi-glossy green leaves.

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Starter Stage Morphology

Young plants feature slender, green-to-reddish flexible branches and thin, bright green foliage. Roots are typically fibrous and dense if properly established.

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Video Voiceover Script

Welcome to Agardeni, where inspiration for gardening helps us imagine how and where we will grow O'Neal Southern Highbush Blueberry. This is O'Neal Southern Highbush Blueberry, available as 18, 36, and 72 plant starter trays through the Agardeni Marketplace. Let O'Neal Southern Highbush Blueberry become part of your aspirational plan, helping you imagine the future berry harvest you want to create. This variety is celebrated for its early-season production of large, firm, and exceptionally flavorful navy-blue berries with a sweet, aromatic quality. Establish your starter by repotting into a four-inch pot with quality acidic mix, then move to a final container or garden bed when established. Find your inspiration with Agardeni. Explore real plants and real availability. Start. Plan. Grow.

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Youtube Tags

Vaccinium O'Neal Blueberry Southern Highbush Edible Landscaping Blueberry Care Fruiting Shrub Agardeni Berry Gardening Early Season Blueberry Home Orchard

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Youtube Video Summary

The O'Neal blueberry is a top choice for early-season harvests, offering large, flavorful fruit on a vigorous shrub. Perfect for edible gardens, this Southern Highbush variety thrives in mild climates and rewards growers with consistent, high-quality berries.

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Youtube Video Title

Growing O'Neal Southern Highbush Blueberry for Early Harvests

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Possible future seller options for 2.5-inch, 4-inch, and 1-gallon finished plants.