Giant White, Ipomoea Seeds

Giant White Ipomoea Seed

Enormous white trumpets unfold and perfume the night
Vigorous vines climb fifteen feet with support
Moonlit flowers create magical evening-garden interest
Train over fences, arbors, and sturdy trellises

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Key Attributes

Botanical Name

Ipomoea alba

Days to maturity

65 Days

Sun

Full Sun

Packet

100 Seeds

Zones 10–12 Check your growing zone

About Giant White, Ipomoea Seed, Ipomoea Seed

The Giant White Ipomoea, or moonflower, is an enormous flowering plant that is a fragrant standard for any fence or trellis that blooms at night! This variety is a vigorous, easy to grow flower that grows up a vine upwards of 15 feet if given support. Its large 5-6" pure white blooms open at night to release its spectacular perfume-like aroma.

Growing details

Planting

Sow Depth

1/2"

Days to Germination

5–14 days

Germination Type

N - Nick Seed Coat

In-row plant spacing

6-12"

Plant profile

Life Cycle

Tender Perennial

Hardiness Zone

Zones 10-12

Plant Height

Above 96 inches

Growth Habits

Climbing, Vining

Seed & variety

Seeds Per Ounce

850

Color

White

Seed Type

Open Pollinated

Before Planting

For Ipomoea, select a sunny, sheltered site with fertile, well-drained soil and room for vigorous growth. Incorporate compost without overfertilizing, and install a sturdy trellis or support before planting to avoid disturbing roots later. Check whether ipomoea seed benefits from scarification, soaking, or another pretreatment before sowing.

Planting

Start ipomoea indoors 4–10 weeks before the last spring frost, or direct sow after frost where the season is long. Keep the medium warm and evenly moist until emergence, then provide strong light and airflow. Harden seedlings gradually before transplanting into warm soil. Space ornamental ipomoea vines 6–12 inches apart beside their support.

Watering

Ipomoea benefits from even moisture during active growth. Water when the upper soil begins drying, applying enough to reach the roots while keeping foliage dry whenever possible.

Fertilizer

Ipomoea needs only moderate feeding. Use diluted balanced fertilizer during active growth, following label rates and limiting nitrogen so plants remain compact and flower freely.

Harvesting

Harvest ipomoea as buds begin opening or when blooms reach full color, depending on intended use. Cut above a branching point, place stems in water promptly, and remove spent flowers regularly.

Tips

Train ipomoea onto its support while stems are flexible. Check ties as vines thicken, prune only when necessary for access or airflow, and prevent unwanted self-seeding.

Pests & Diseases

Ipomoea may develop rust, white rust, leaf spots, stem rot, or mosaic viruses. Remove rusted leaves and plants with mottled, distorted vines. Avoid saving seed from symptomatic plants, rotate away from sweet potatoes and related morning glories, and prevent dense volunteer growth from carrying disease into the next season.

Monitor ipomoea for aphids, thrips, mites, beetles, slugs, and chewing caterpillars. Remove badly infested growth, use physical controls first, and apply labeled treatments outside pollinator-active hours.