How to Grow Coral Blush
Wikimedia Commons
Coral Blush
Ipomoea batatas 'Coral Blush'
vegetableCoral Blush is an ornamental sweet potato variety prized for its striking coral-pink foliage and attractive trailing habit. It combines edible tubers with beautiful heart-shaped leaves that deepen in color as they mature. This cultivar is popular in both edible and ornamental gardens for its dual-purpose appeal.
When should you plant Coral Blush in your zone?
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Example Coral Blush timeline · Pittsburgh, PA (Zone 6b)
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Plant Coral Blush
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 Coral Blush
Around Jul 16≈ 90 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Coral Blush dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Zones 9-11; can be grown as an annual in cooler zones or in containers
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Slip Development
1-2 weeks after plantingSmall rooted cuttings or sprouted tuber segments establish roots and begin producing first leaves
Keep soil consistently moist but not waterlogged. Provide warmth (70-80°F). Avoid strong direct sun initially if using tender slips.
Vegetative Growth
4-8 weeksVines elongate rapidly with increasing foliage; coral-pink coloration intensifies on new leaves
Ensure full sun exposure for vibrant coloration. Fertilize every 3-4 weeks with balanced fertilizer or low-nitrogen formula to favor foliage. Provide support or allow trailing.
Vine Establishment
6-10 weeksVines spread and fill space; leaves are fully colored; root development increases underground
Maintain consistent moisture. Prune or train vines if needed. Reduce nitrogen fertilizer to encourage tuber bulking rather than excessive leaf growth.
Tuber Development
4-6 weeksUnderground tubers enlarge; above-ground growth slows. Vines may produce small flowers.
Continue regular watering but allow soil to dry slightly between waterings. Reduce or stop fertilizing to avoid promoting excessive vine growth.
Harvest Ready
Timing depends on season and locationTubers reach edible size; foliage may show signs of stress in cool seasons
Monitor for early frost if growing in zones 8-9. Harvest before first frost or when vines decline.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Use reflective mulches; spray with insecticidal soap or neem oil; introduce parasitic wasps
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Increase humidity; spray with water; apply neem oil or miticide if severe
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Row covers on young plants; kaolin clay spray; neem oil; avoid excessive nitrogen
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Monitor for sawdust-like frass near base; wrap vine bases; inject Bt into affected vines; remove infested material
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and
Spray with horticultural oil; insecticidal soap; prune heavily infested foliage
Uses
Edible Tubers & Young Leaves
CulinaryThe underground tubers are sweet and starchy, suitable for roasting, mashing, or frying. Young tender leaves and shoot tips are edible and nutritious, used in Asian cuisine similar to spinach. [source]
Container & Landscape Ornament
OrnamentalPrized for striking coral-pink foliage that creates dramatic color contrast. Excellent in hanging baskets, mixed containers, or as groundcover in warm climates. [source]
Beta-carotene & Antioxidant Source
MedicinalSweet potato tubers are rich in beta-carotene, vitamins, and fiber with anti-inflammatory properties. Used traditionally to support eye health and immune function. [source]
Starch & Culinary Thickener
HouseholdTubers can be processed to extract starch for use as a natural thickening agent in cooking and baking. [source]
Pollinator Support
WildlifeDelicate morning-glory-like flowers attract bees and other pollinators, providing late-season nectar. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
For foliage: Harvest leaves and shoot tips as needed once vines are established, promoting bushier growth. For tubers: Dig carefully 90-150 days after planting, before first frost. Use a garden fork to avoid damaging tubers. Handle gently and allow to cure in a warm (75-80°F), humid location for 7-10 days before storage.
Fun Facts
- 🌱 Coral Blush is a modern ornamental selection of Ipomoea batatas, developed to emphasize foliage color while maintaining edible tuber production—representing a convergence of ornamental and edible plant breeding.
- 🌱 Sweet potato vines can grow 6-10 feet long in a single season, making them excellent for vertical gardening or as living artwork when trained on trellises or stakes.
- 🌱 Despite the name 'potato,' sweet potatoes are entirely unrelated to common potatoes (Solanum tuberosum); they belong to the morning glory family and are native to tropical Americas.
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