Blueberry Sunshine

The Sunshine Blue Blueberry represents a revolutionary breakthrough in subtropical blueberry breeding, hybridized and selected by Arthur Elliott and Patrick J. Hartmann in Earleton, Florida in 1977, specifically to deliver homegrown blueberries to warm-climate gardeners where traditional northern highbush varieties fail. This exceptional Southern Highbush cultivar combines superior ornamental qualities with outstanding edible production, making it equally at home as a landscape specimen or container patio plant.​

The fruit displays outstanding characteristics: medium to small berries measuring approximately 80 berries per standard cup, with a unique tangy-sweet flavor profile that delivers exceptional complexity and juiciness. The berries ripen from mid-to-late season (May 10 through June 15 in Gainesville, Florida; typically mid-July through early September in most growing regions) over an extended harvest window spanning up to nine weeks. The fruit is notably firm and can be stored for several weeks at 40°F, making it exceptional for fresh eating, smoothies, baking, and preserves.​

Most remarkably, Sunshine Blue requires only 150 chill hours—the lowest chill requirement of any highbush blueberry—making it viable for USDA Zones 5–10, including the warmest regions of California, Arizona, Texas, and coastal areas previously considered impossible for blueberry cultivation. Even more distinctively, Sunshine Blue tolerates higher pH soils better than virtually all other blueberry varieties, thriving even in soils up to pH 5.5, whereas most blueberries strictly require pH 4.5–5.0.​

The plant itself is a visual masterpiece: a compact, naturally well-shaped, semi-evergreen shrub reaching only 3–4 feet tall and wide at maturity, with silvery-green, slender, oval foliage. In spring, masses of spectacular hot-pink flowers fade to white, creating a stunning ornamental display while attracting bees, butterflies, and hummingbirds—the plant holds RHS Plants for Pollinators status. In autumn, the foliage transitions to attractive shades of red and purple, extending the plant’s ornamental season. Sunshine Blue is partially self-fertile, producing good yields alone, yet cross-pollination with other blueberry varieties significantly improves both fruit size and overall productivity.​

Features

• Only 150 chill hours required—lowest of any highbush blueberry; thrives in Zones 5–10 including warm climates​
• Tolerates higher pH soils (up to 5.5) better than any other blueberry variety​
• Showy hot-pink spring flowers (RHS Plants for Pollinators) followed by abundant dime-sized berries​
• Sweet-tangy, juicy, firm berries ripening mid-July to September over 9-week harvest window​
• Compact, semi-evergreen, naturally well-shaped 3–4 foot shrub perfect for containers and small spaces​
• Partially self-fertile; cross-pollination improves yield and berry size; excellent pollinator for other blueberries​

Growing Information

• USDA Zone: 5–10; hardy to 0°F; exceptional heat tolerance for warm climates​
• Light: Full sun to partial shade; optimal 6–8 hours direct sunlight daily for maximum fruiting and flower display​
• Soil: Well-drained, acidic soil preferred (pH 4.5–5.5), but uniquely tolerates higher pH up to 5.5; amend with peat moss or sulfur for optimal conditions​
• Watering: Consistent moisture during growing season, approximately 1–2 inches water per week; avoid waterlogging; reduce in fall to harden off​
• Mature Size: 3–4 feet tall, 3–4 feet wide; compact, naturally rounded form ideal for containers and small gardens​
• Pollination: Partially self-fertile; plant with Jewel, Emerald, or other Southern Highbush varieties for significantly improved fruit production and berry size​

Experience warm-climate blueberries with exceptional ornamental appeal—plant a Sunshine Blue Blueberry today and enjoy showy pink flowers, dime-sized sweet-tangy berries, and remarkable adaptability to higher pH soils with the easiest cultivation of any warm-climate blueberry.