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Blueray Blueberry

Vaccinium corymbosum 'Blueray'

A premier northern highbush blueberry developed by the USDA, prized for its exceptionally large, firm berries and outstanding flavor. This vigorous grower produces heavy crops of light blue berries with excellent storage quality, making it a favorite for both fresh eating and preserving. The attractive spring flowers and brilliant fall foliage add ornamental value to any landscape.

Harvest

60-70d

Days to harvest

📅

Sun

White-Tailed Deer

☀️

Zones

3–8

USDA hardiness

🗺️

Height

6-12 feet

📏

Planting Timeline

Zone:

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Transplant

Harvest

Transplant

Harvest

Showing dates for Blueray Blueberry in USDA Zone 7

All Zone 7 berry →

Zone Map

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Blueray Blueberry · Zones 3–8

What grows well in Zone 7? →

Growing Details

Difficulty

Moderate

Spacing4-6 feet apart

SoilAcidic, well-drained, organic-rich soil

pH4.5-5.5

WaterHigh — consistent moisture needed

SeasonSpring and Summer

FlavorSweet-tart balance with rich, complex blueberry flavor

ColorLight blue with silvery bloom

SizeLarge, 15-17mm diameter

Zone-by-Zone Planting Calendar

Zone	Indoor Start	Transplant	Direct Sow	Harvest
Zone 3	—	June – August	—	August – September
Zone 4	—	June – July	—	August – September
Zone 5	—	May – July	—	August – October
Zone 6	—	May – July	—	July – October
Zone 7	—	May – June	—	July – October
Zone 8	—	April – June	—	June – November

Complete Growing Guide

Light: White-Tailed Deer. Soil: Clay, Loam (Silt), Sand. Drainage: Good Drainage, Moist, Occasionally Dry. Height: 6 ft. 0 in. - 12 ft. 0 in.. Spread: 6 ft. 0 in. - 10 ft. 0 in.. Spacing: 6-feet-12 feet. Growth rate: Medium. Maintenance: Medium. Propagation: Seed, Stem Cutting. Regions: Mountains, Piedmont.

Harvesting

Blue to purple small round fruits that show up in August, ripening from a green to pink color to full ripeness. Females cannot produce fruit on their own. Fruit is edible.

Color: Blue, Green, Pink, Purple/Lavender. Type: Berry. Length: < 1 inch. Width: < 1 inch.

Garden value: Edible

Harvest time: Summer

Bloom time: Spring

Edibility: The berries are edible and have been used raw, sun-dried. smoke-dried, and baked. They have high iron content.

Storage & Preservation

Fresh Blueray berries store exceptionally well due to their firm texture and natural waxy bloom. Don't wash until ready to use—the natural bloom protects against moisture loss. Store unwashed berries in the refrigerator in their original container or a breathable container, where they'll maintain quality for 10-14 days.

For freezing, spread unwashed berries on baking sheets and freeze solid before transferring to containers. This prevents clumping and maintains individual berry integrity. Frozen Blueray berries retain their shape better than most varieties, making them excellent for baking applications.

Blueray's large size and firm flesh make it ideal for dehydrating. Use a food dehydrator at 135°F for 12-18 hours until leathery but still slightly pliable. The variety's natural sweetness concentrates beautifully when dried, creating premium dried blueberries for trail mixes and cereals.

History & Origin

Origin: Eastern North America

Advantages

+Disease resistance: Compaction, Fire, Wet Soil
+Attracts: Edible fruit, Wildlife Food Source
+Edible: The berries are edible and have been used raw, sun-dried. smoke-dried, and baked. They have high iron content.

Companion Plants

Plant Together

Azalea

Shares similar acidic soil requirements and shallow root system

Rhododendron

Thrives in same acidic conditions and provides complementary root depth

Pine Trees

Acidifies soil naturally and provides wind protection

Strawberries

Similar soil pH needs and acts as living mulch ground cover

Cranberries

Compatible acidic soil requirements and similar growing conditions

Ferns

Tolerates acidic soil and provides natural mulch when fronds decompose

Heather

Thrives in acidic conditions and attracts beneficial pollinators

Oak Trees

Leaf litter naturally acidifies soil and provides organic matter

Keep Apart

Black Walnut

Produces juglone toxin that inhibits blueberry growth and development

Tomatoes

Requires alkaline soil conditions that conflict with blueberry's acid needs

Brassicas

Prefer neutral to alkaline soil pH, competing for incompatible soil conditions

Nutrition Facts

Protein

0.703g(1%)

Carbs

14.6g(5%)

Fat

0.306g(0%)

Vitamin C

8.06mg(9%)

Iron

0.34mg(2%)

Calcium

11.7mg(1%)

Potassium

85.6mg(2%)

Per 100g serving. % Daily Value based on 2,000 calorie diet. Source: USDA FoodData Central (FDC #2346411)

Pests & Disease Resistance

Resistance

Good resistance to stem canker and mummy berry

Common Pests

Birds, aphids, scale insects, blueberry maggot

Diseases

Mummy berry, anthracnose, root rot in poorly drained soils

Frequently Asked Questions

How long does Blueray blueberry take to produce fruit?▼

Blueray blueberry plants typically begin producing small crops in their second year, but reach full production capacity in 4-5 years. For maximum long-term yield, remove all flowers for the first two years to encourage strong root and branch development, even though this delays initial harvests.

Can you grow Blueray blueberry in containers?▼

Yes, Blueray grows well in large containers (minimum 20 gallons) with acidic potting mix. Use containers with drainage holes and maintain consistent moisture. Container-grown plants may need protection in zones 3-4 during winter. Expect smaller mature size and yields compared to ground-planted bushes.

What does Blueray blueberry taste like?▼

Blueray berries offer a complex sweet-tart balance with rich, traditional blueberry flavor and subtle wine-like undertones. The large, firm berries have less tartness than many varieties, making them excellent for fresh eating while retaining enough acidity to enhance baked goods and preserves.

When should I plant Blueray blueberry bushes?▼

Plant Blueray blueberry bushes in early spring after the last hard frost or in fall 6-8 weeks before ground freeze. Spring planting is preferred in zones 3-5, while fall planting works well in zones 6-7. Avoid planting during summer heat or when plants are actively fruiting.

Does Blueray blueberry need a pollinator?▼

While Blueray is self-fertile, cross-pollination with another northern highbush variety significantly increases fruit size and yield. Plant Duke, Patriot, or Jersey nearby for optimal pollination. These varieties bloom simultaneously with Blueray and are excellent pollinators for maximum harvest potential.

Is Blueray blueberry good for beginners?▼

Blueray is moderately challenging for beginners due to specific soil pH requirements and consistent watering needs. However, once established, it's quite forgiving and productive. Success depends on proper site preparation, especially achieving acidic soil conditions and adequate drainage.