How to Grow Superbissima Sparkler Red and White
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Superbissima Sparkler Red and White
Dahlia pinnata 'Superbissima Sparkler Red and White'
flowerA stunning decorative dahlia cultivar featuring large, full double flowers with striking red and white bicolor petals. This variety is prized for its dramatic color contrast and robust blooming habit throughout the growing season. It's an excellent choice for cut flowers and garden displays.
When should you plant Superbissima Sparkler Red and White in your zone?
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Example Superbissima Sparkler Red and White timeline · Pittsburgh, PA (Zone 6b)
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Plant Superbissima Sparkler Red and White
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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First Superbissima Sparkler Red and White blooms
Around Jul 1≈ 75 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Superbissima Sparkler Red and White dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 4-9; grown as annual in colder zones
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Get my Superbissima Sparkler Red and White timeline →Growth Stages
Sprouting
1-2 weeksTuber or seedling emerges with first shoots and leaves appearing above soil
Ensure soil temperature reaches 60°F minimum; keep soil warm and consistently moist; provide support structure early if using stakes
Vegetative Growth
4-6 weeksPlant develops bushy foliage with multiple stems and compound leaves; no flower buds yet
Pinch back central stem when plant reaches 12 inches tall to encourage branching; remove lower leaves for air circulation; apply balanced fertilizer every 2-3 weeks
Bud Development
2-3 weeksFlower buds form at stem tips; plant continues to grow taller and fuller
Switch to higher phosphorus/potassium fertilizer to promote blooming; stake or cage plant for support; continue removing dead foliage
Flowering
8-12 weeks until frostLarge, showy red and white bicolor double flowers with many layered petals open progressively on branches
Deadhead spent blooms regularly to encourage more flowers; water consistently; stake heavily as flowers are heavy; monitor for pests/diseases
Harvest/Decline
Until frost (typically September-October in northern zones)Cut flowers for arrangements; plant continues producing blooms; frost kills above-ground growth in autumn
Harvest in early morning for longest vase life; cut when outer petals just opened; dig up and store tubers in frost-prone zones before first freeze
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray foliage with water to dislodge; use neem oil or insecticidal soap; increase humidity
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Remove affected flowers; spray with spinosad or neem oil; avoid excessive nitrogen fertilizer
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Hand-pick in early morning; use pheromone traps away from dahlias; apply neem oil
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Improve air circulation; spray with sulfur or potassium bicarbonate; remove infected foliage
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Remove debris/mulch piles nearby; hand-pick at night; use copper tape or beer traps
Uses
Edible petals for garnish
CulinaryThe red and white petals are edible and can be used as elegant garnishes for desserts, salads, and cocktails. They add visual appeal and a slightly peppery flavor. [source]
Cut flower arrangements
HouseholdSuperbissima Sparkler's large, showy bicolor blooms are exceptional for floral arrangements, wedding bouquets, and as statement cut flowers in home displays. They have excellent vase life of 7-10 days. [source]
Dried flower crafts
CraftThe large petals can be pressed or dried for use in herbarium projects, pressed flower cards, and decorative crafts. The geometric petal arrangement preserves well when air-dried. [source]
Pollinator attraction
WildlifeDahlias attract butterflies, bees, and other pollinators throughout the growing season, making them valuable for supporting local pollinator populations and creating a vibrant garden ecosystem. [source]
Traditional herbal use
MedicinalIn some traditional medicine systems, dahlia tubers and flowers have been used for their potential 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
Cut flowers in early morning when stems are fully hydrated; use sharp, clean shears; cut just above a leaf node to encourage branching; place in cool water immediately; recut stems and remove lower foliage before arranging. Flowers last 7-10 days in a vase with fresh water changed daily.
Fun Facts
- 🌱 Dahlias are native to Mexico and Central America and were revered by the Aztecs, who called them 'acocotli.' The Superbissima type was developed in Europe in the 19th and 20th centuries through extensive hybridization.
- 🌱 The red and white bicolor pattern is achieved through selective breeding and is a relatively modern development in dahlia cultivation, making 'Sparkler' varieties popular among collectors.
- 🌱 Dahlia tubers can be dug up and stored over winter in frost-prone zones, allowing the same plant to return year after year—a significant advantage for perennial dahlia gardeners.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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