How to Grow Purple Fields
Wikimedia Commons
Purple Fields
Ipomoea purpurea
vinePurple Fields is a stunning ornamental morning glory variety featuring deep purple flowers with contrasting white or pale centers. This vigorous climbing vine produces abundant blooms throughout the growing season and is beloved by gardeners for its dramatic color and ease of cultivation. It typically grows 8-10 feet tall and creates excellent vertical interest on trellises, fences, and arbors.
When should you plant Purple Fields in your zone?
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Example Purple Fields timeline · Pittsburgh, PA (Zone 6b)
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Plant Purple Fields
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 Purple Fields
Around Jun 6≈ 50 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Purple Fields dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 2-11; grown as an annual in cooler zones
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Germination & Seedling
2-3 weeksSeeds sprout within 7-14 days; seedlings develop heart-shaped cotyledons followed by true leaves
Soak seeds overnight or scarify lightly to improve germination. Keep soil warm (70-75°F) and moist. Provide bright light to prevent legginess.
Vegetative Growth
3-4 weeksVine extends rapidly, developing multiple stems and lush green foliage with characteristic heart-shaped leaves
Provide strong support structure early. Water regularly but allow soil to dry slightly between waterings. Pinch back growing tips to encourage branching if desired.
Flowering
8-12 weeks or until frostDeep purple trumpet flowers with white or pale centers appear abundantly along the vine; flowers open in early morning and close by afternoon
Deadhead spent flowers to encourage continuous blooming (optional, as plant blooms heavily regardless). Maintain consistent watering during bloom period. Avoid over-fertilizing nitrogen.
Seed Production
4-6 weeks after floweringIf flowers are not deadheaded, small round seed pods develop containing numerous hard black seeds
Allow some flowers to remain on vine if you wish to collect seeds for next season. Seeds are viable for several years when stored dry and cool.
Frost Decline
Variable based on frost dateFirst frost kills the entire plant; foliage blackens and vine becomes brittle
In annual growing zones, remove dead vines and dispose of them. Seeds can self-sow in milder climates but are unreliable.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with water to dislodge; use neem oil or insecticidal soap if severe. Increase humidity around plants.
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Use yellow sticky traps; spray with insecticidal soap or neem oil. Remove heavily infested leaves.
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Hand-pick early in morning when beetles are sluggish. Use row covers for young plants. Apply neem oil as preventative.
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Spray with strong water stream; use insecticidal soap or neem oil. Encourage beneficial insects like ladybugs.
Uses
Traditional ethnobotanical beverage
CulinaryIn some cultures, morning glory seeds have been traditionally used to create beverages with ceremonial or medicinal significance. However, consumption should be avoided as seeds contain compounds that can cause gastrointestinal distress. [source]
Quick-growing privacy screen
HouseholdPurple Fields creates a dense, fast-growing vertical barrier ideal for screening unsightly views, creating shade structures, or defining garden spaces. A single vine can cover 8-10 feet of fence or trellis in one season. [source]
Cut flower arrangements
CraftThe striking purple trumpet flowers last one day but are produced in such abundance that they provide continuous fresh blooms for small arrangements and floral designs throughout the season. [source]
Pollinator magnet
WildlifeMorning glories attract bees, butterflies, and hummingbirds throughout the blooming season, making them valuable for pollinator-friendly garden designs and supporting beneficial insect populations. [source]
Seasonal annual vine for minimal care
HouseholdPurple Fields is exceptionally easy to grow, requiring minimal fertilizer, pest management, or specialized care, making it ideal for beginner gardeners and those seeking trouble-free vertical plantings. [source]
Harvest Tips
Purple Fields is grown for ornamental flowers rather than harvest. To collect seeds: Allow pods to fully mature (turn brown) on the vine, then harvest and dry indoors. Extract seeds and store in cool, dry place for up to 4 years. Cut flowers for vases in early morning when they first open.
Fun Facts
- 🌱 Morning glories earned their common name because their flowers open at sunrise and typically close by early afternoon, with the timing influenced by sunrise rather than a 24-hour clock.
- 🌱 Purple Fields is technically an annual in most climates but can reseed itself in warm zones (9-11), sometimes appearing uninvited in gardens the following year due to prolific seed production.
- 🌱 The flowers of morning glories are edible and have a mild, slightly sweet flavor; they are occasionally used as delicate garnishes in fine dining, though this is uncommon in home gardens.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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