How to Grow Flare Deep Blue

Flare Deep Blue

Ipomoea purpurea

vine

Flare Deep Blue is a stunning morning glory cultivar featuring deep blue flowers with dramatic red-purple central stars and white picotee edges. This vigorous climbing vine produces abundant blooms throughout the growing season and is perfect for trellises, arbors, and fences. The flowers typically open in early morning and close by afternoon, creating a dynamic display in the garden.

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Example Flare Deep Blue timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Flare Deep Blue

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Flare Deep Blue

    Around Jun 6

    ≈ 50 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Flare Deep Blue dates for your own zip code.

Growing Conditions

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Sun: Full sun, 6-8 hours daily; morning sun preferred
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Water: Keep soil consistently moist but not waterlogged; water deeply 2-3 times weekly; reduce watering once established
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Spacing: 6-12 inches
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Days to maturity: 50-70 days to first flowers
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Planting depth: 1/4 to 1/2 inch; direct sow after last frost

Soil

Type: Well-draining loamy soil with moderate fertility
pH: 6.0-7.0
Amendments:
Compost Aged manure Perlite for drainage

Growing Zones

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Thrives in zones 4-9; grows as a tender annual in cooler regions

3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b

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Growth Stages

1

Germination

7-14 days

Seeds sprout and develop first true leaves; vine is still small and tender

Soak seeds for 2-4 hours or scarify lightly to improve germination; keep soil warm (70-80°F); maintain consistent moisture

2

Seedling

2-3 weeks

Young vine develops 2-4 true leaves and begins to elongate; plant is still fragile

Provide bright light to prevent legginess; thin to strongest seedlings; begin gentle support structure placement

3

Vegetative Growth

3-4 weeks

Vine rapidly climbs and develops dense foliage; strong stem growth with multiple lateral branches

Guide vines onto trellis or support structure; water regularly; apply balanced fertilizer every 2-3 weeks; prune to encourage bushiness if desired

4

Flowering

8-12 weeks (until frost)

Abundant deep blue flowers with red-purple stars appear at leaf axils; flowers open early morning and close by afternoon

Reduce nitrogen fertilizer to encourage more flowers; deadhead spent blooms to prolong flowering; provide consistent water and support for heavy vine

5

Seed Production & Decline

Until first hard frost

Plant produces round seed pods as flowering slows; foliage may yellow with frost approach

Allow some flowers to set seed if collecting seeds; collect seed pods before frost; compost spent vines at season's end

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Fennel Black walnut trees

Common Pests

  • Spray with insecticidal soap or neem oil; maintain good air circulation; use yellow sticky traps

  • Increase humidity; spray with water or miticide; use neem oil every 7-10 days if needed

  • and

    Handpick in early morning; use copper tape barriers; apply diatomaceous earth around base

  • Spray with strong water stream; apply insecticidal soap; encourage beneficial insects like ladybugs

Uses

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Edible Flowers

Culinary

Morning glory flowers are edible and can add vibrant color to salads and garnishes. The petals have a slightly sweet flavor and are beautiful when used fresh in decorative presentations. [source]

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Garden Decoration & Screening

Ornamental

Flare Deep Blue creates dramatic vertical interest and stunning visual impact on arbors, trellises, and fences. The abundant blue flowers with distinctive patterning make it an exceptional choice for cottage gardens and cut flower arrangements. [source]

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Pollinator Support

Wildlife

The abundant flowers attract bees, butterflies, and hummingbirds, providing essential nectar and pollen throughout the growing season. A valuable addition to pollinator gardens. [source]

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Cut Flowers

Household

Morning glory flowers make beautiful fresh cut flower arrangements, though they typically last only one day. Cutting them very early in the morning ensures the longest vase life. [source]

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Traditional Medicine

Medicinal

Ipomoea species have been used in traditional medicine in various cultures, though modern use should be cautious and informed. Seeds contain alkaloids and should not be ingested without proper knowledge. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Enjoy flowers throughout the season as they bloom; flowers are best observed early in the morning when fully open. To collect seeds, allow some flowers to develop into mature brown seed pods in late summer/fall; harvest pods when dry and brown but before they burst open naturally

Fun Facts

  • 🌱 Morning glories earned their name because their flowers characteristically open at sunrise and close by mid-afternoon on the same day, making them a true 'morning glory'
  • 🌱 Flare Deep Blue's distinctive two-toned patterning with the deep blue petals and contrasting red-purple star at the center serves as a nectar guide for pollinators
  • 🌱 Morning glory seeds were historically used by various cultures in religious and ceremonial contexts due to the alkaloids they contain

Gardening Terms

New to gardening? Learn about terms used in this guide:

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