How to Grow Amethyst Dream

Wikimedia Commons

Amethyst Dream

Ipomoea purpurea 'Amethyst Dream'

vine

Amethyst Dream is a stunning morning glory variety featuring deep purple flowers with darker veining that creates an enchanting, almost mystical appearance. This vigorous annual vine climbs quickly and produces abundant blooms throughout the growing season. It's an excellent choice for trellises, arbors, and fences, attracting pollinators while adding dramatic color to garden spaces.

When should you plant Amethyst Dream 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.

Get my Amethyst Dream timeline →

Example Amethyst Dream timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Amethyst Dream

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Amethyst Dream

    Around Jun 6

    ≈ 50 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Amethyst Dream dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily
💧
Water: Moderate watering; keep soil consistently moist but not waterlogged. Reduce watering once established. Morning glories are drought-tolerant once mature.
📏
Spacing: 12 inches
📅
Days to maturity: 50-70 days to first flowers
🌱
Planting depth: 0.5 inches for seeds; plant transplants at same depth as nursery pot

Soil

Type: Well-draining loamy soil
pH: 6.0-7.0
Amendments:
compost perlite for drainage aged manure

Growing Zones

Find your zone →

Thrives in zones 2-11; grown as annual in cooler zones, perennial in warmer zones

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b

Sign up free to see if Amethyst Dream grows in your zone — and get a personalized planting timeline.

Get my Amethyst Dream timeline →

Growth Stages

1

Germination & Seedling

2-3 weeks

Seeds sprout within 7-14 days; cotyledons emerge followed by first true leaves. Seedlings are tender and delicate.

Keep soil warm (70-75°F optimal). Provide bright light to prevent leggy growth. Water gently to avoid damping off. Thin seedlings to strongest specimens.

2

Vegetative Growth

3-4 weeks

Plant develops multiple stems and vining growth. Leaves are heart-shaped and medium green. No flowers yet; rapid vertical and lateral growth.

Provide support structure early (trellis, stakes). Pinch tips if needed to encourage branching. Water regularly but allow soil surface to dry between waterings. Fertilize monthly with balanced fertilizer.

3

Budding & Early Flowering

2-3 weeks

Flower buds appear at leaf axils along the vines. Buds are tight, deep purple, and distinctive. First flowers open in early morning.

Maintain consistent moisture without waterlogging. Reduce nitrogen-heavy fertilizer to encourage blooms over foliage. Remove any diseased leaves. Ensure adequate sunlight.

4

Full Flowering

6-10 weeks or until first frost

Abundant deep purple trumpet flowers open each morning, displaying exquisite darker veining. Flowers close by afternoon or in cloudy weather. Continuous blooming occurs.

Deadheading unnecessary; plant self-cleans. Maintain moderate watering. Watch for spider mites and whiteflies. Continue monthly light fertilization with lower nitrogen formula.

5

Seed Set & Season End

4-6 weeks until frost

As season progresses, seed pods develop within spent flowers. Growth slows with shorter days and cooler temperatures. Plant declines at frost.

Collect seed pods for next year if desired (let mature on vine, then dry). Stop fertilizing. Reduce watering. Remove vines after hard frost; compost disease-free material.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

fennel black walnut potato tomato

Common Pests

  • Spray with water to dislodge; use neem oil or insecticidal soap if severe. Increase humidity around plants.

  • Use yellow sticky traps; spray with neem oil or insecticidal soap. Remove heavily infested leaves.

  • Spray with strong water stream; use insecticidal soap or neem oil. Encourage beneficial insects like ladybugs.

  • Hand-pick early morning when beetles are sluggish. Use kaolin clay spray as deterrent.

  • and

    Remove by hand, especially at night. Use copper barriers or diatomaceous earth around base. Beer traps effective.

Uses

🍳

Traditional Medicinal Tea

Culinary

In some traditional medicine systems, morning glory seeds are used to create herbal preparations. Note: Some morning glory species contain psychoactive compounds and should be researched carefully before use. [source]

🎨

Cut Flowers & Arrangements

Craft

The striking deep purple flowers with darker veining make stunning fresh-cut arrangements. Pick early morning and use immediately as flowers close by afternoon. [source]

🦋

Pollinator Magnet

Wildlife

Abundant flowers attract bees, butterflies, and hummingbirds throughout the blooming season. Excellent for pollinator gardens and supporting beneficial insects. [source]

🏠

Living Garden Screening

Household

Fast-growing vines provide natural privacy screens on fences, trellises, and arbors. Creates garden structure and shade while flowering prolifically. [source]

🎨

Seed Saving & Propagation

Craft

Morning glories freely self-seed and are excellent for seed-saving gardeners. Mature seed pods can be collected and stored for the following season. [source]

Harvest Tips

Morning glories don't produce a harvestable crop in the traditional sense. Collect mature seed pods in late summer/fall by allowing them to dry on the vine, then harvest, dry further indoors, and store seeds in cool, dry place for next year. Cut fresh flowers for arrangements by harvesting early morning when flowers first open.

Fun Facts

  • 🌱 Morning glories are named for their characteristic behavior of opening their flowers in early morning and closing them by afternoon—a phenomenon called nyctinasty that helps protect delicate flowers from harsh midday heat.
  • 🌱 The deep purple pigmentation in Amethyst Dream comes from anthocyanin compounds, the same pigments found in blueberries and eggplants, which have antioxidant properties.
  • 🌱 Morning glories can grow extremely rapidly under optimal conditions, sometimes producing 10+ feet of growth in a single season, making them ideal for quick garden transformation.

Gardening Terms

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

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Amethyst Dream planting timeline

Tell us your zip code and we'll calculate exactly when to start Amethyst Dream seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Amethyst Dream timeline →