How to Grow Bougainvillea Double Red
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Bougainvillea Double Red
Bougainvillea glabra 'Double Red'
shrubBougainvillea Double Red is a vibrant, semi-tropical ornamental shrub prized for its stunning double-layered crimson-red bracts that surround inconspicuous true flowers. This vigorous, thorny plant can be trained as a climbing vine, hedge, or container specimen and blooms prolifically in warm climates with minimal care once established. The papery bracts persist for weeks, creating dramatic color displays in gardens and landscapes.
When should you plant Bougainvillea Double Red in your zone?
Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.
Example Bougainvillea Double Red timeline · Pittsburgh, PA (Zone 6b)
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Plant Bougainvillea Double Red
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Bougainvillea Double Red
Around Jun 16≈ 60 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Bougainvillea Double Red dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in USDA zones 9b-11; grows as a tender annual or container plant in cooler zones
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Get my Bougainvillea Double Red timeline →Growth Stages
Establishment
4-6 weeksYoung plant with sparse foliage and underdeveloped root system; may appear dormant or slow-growing initially
Keep soil consistently moist (not soggy) for 4-6 weeks; provide bright, indirect light; protect from frost and strong winds
Vegetative Growth
4-8 weeksPlant develops bushy foliage with angular green stems and small leaves; vigorous shoot production
Pinch growing tips to encourage branching; fertilize every 2-3 weeks with balanced fertilizer; ensure full sun exposure
Bud Formation
2-3 weeksLeaf nodes swell slightly; tiny flower buds appear among the foliage; growth rate slows
Reduce nitrogen fertilizer; switch to high-phosphorus formula to encourage flowering; maintain strict watering schedule with drying periods
Flowering & Bract Display
4-12+ weeks (can repeat seasonally)Double red bracts (modified leaves) unfold in brilliant crimson clusters; true flowers emerge in the center; plant reaches full ornamental potential
Maintain full sun and warm temperatures; deadhead faded bracts to encourage new blooms; continue reduced watering; avoid excess nitrogen
Winter Dormancy
2-4 monthsBlooming slows or stops in cooler months; foliage may yellow or drop in zones 9-10; plant enters semi-dormant state
Reduce watering significantly; hold back on fertilizer; provide frost protection; bring container plants indoors in cold regions
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray foliage with water to increase humidity; use insecticidal soap or neem oil if severe; ensure good air circulation
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Remove with alcohol-soaked cotton swabs; spray with insecticidal soap; monitor regularly on new growth
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Scrape off manually; apply horticultural oil spray; prune heavily infested branches
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Use yellow sticky traps; spray with neem oil or insecticidal soap; maintain air circulation
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Hand-pick; use Bacillus thuringiensis (Bt) spray if infestation is severe
Uses
Edible Flower Garnish
CulinaryThe vibrant bracts and small true flowers are technically edible and are used as decorative garnishes in tropical cuisine and specialty cocktails. [source]
Cut Flowers & Arrangements
HouseholdDouble Red bougainvillea bracts make stunning long-lasting cut flowers for bouquets, arrangements, and floral displays, retaining color for 2-3 weeks in water. [source]
Hummingbird & Pollinator Attraction
WildlifeThe bright red color and nectar-rich true flowers attract hummingbirds, butterflies, and other pollinators, making it an excellent ornamental for wildlife gardens. [source]
Dried Flower Crafts
CraftThe papery bracts dry naturally and retain color when preserved; used in dried arrangements, crafts, and floral art projects. [source]
Traditional Herbal Medicine
MedicinalBougainvillea has been used in traditional medicine for anti-inflammatory and antioxidant properties, though scientific evidence is limited. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Bougainvillea is grown for ornamental bracts rather than harvest. Deadhead faded bracts and seed pods to encourage continuous blooming. Prune heavily in late winter or early spring (before growth season) to shape plant and improve branching. Cut stems can be brought indoors as long-lasting cut flowers (bracts last 2-3 weeks in water).
Fun Facts
- 🌱 Bougainvillea's colorful display is not actually flowers—the brilliant red structures are modified leaves called 'bracts,' while the true flowers are tiny white or yellow tubular blooms hidden in the center.
- 🌱 Double Red is a cultivar with layered bracts, creating extra fullness and visual impact compared to single-bract varieties.
- 🌱 Bougainvillea is named after Louis Antoine de Bougainville, an 18th-century French explorer, and the plant is native to South America (Brazil and Peru), making it a fitting botanical tribute.
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