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How to Grow Ivy-leaf Geranium 'Balcon Imperial'

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Ivy-leaf Geranium 'Balcon Imperial'

Pelargonium peltatum 'Balcon Imperial'

flower

Ivy-leaf Geranium 'Balcon Imperial' is a trailing or cascading pelargonium cultivar prized for its deep purple-red double flowers and ivy-shaped foliage. This tender perennial is ideal for hanging baskets, window boxes, and containers where its vigorous trailing growth and continuous blooming throughout warm months create stunning displays. It combines the decorative appeal of geraniums with the architectural elegance of ivy-like leaves.

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Example Ivy-leaf Geranium 'Balcon Imperial' timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Ivy-leaf Geranium 'Balcon Imperial'

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Ivy-leaf Geranium 'Balcon Imperial' blooms

    Around Jun 1

    ≈ 45 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Ivy-leaf Geranium 'Balcon Imperial' dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily; tolerates light afternoon shade in hot climates
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Water: Water moderately when soil surface is dry; avoid waterlogging. In containers, check soil daily during hot weather. Reduce watering in winter. Allow soil to dry slightly between waterings to prevent root rot.
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Spacing: 12 inches
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Days to maturity: 45-60 days to first flowers from transplants
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Planting depth: Plant transplants at soil level; do not bury stem. Seeds sown 1/8 inch deep.

Soil

Type: Well-draining, light, fertile loamy soil
pH: 6.0-6.5
Amendments:
Perlite or coarse sand for drainage Compost for organic matter Balanced slow-release fertilizer

Growing Zones

Find your zone →

Zones 10-11; grown as an annual or containerized plant in cooler zones

10a 10b 11a 11b

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Growth Stages

1

Seedling

2-3 weeks

Tiny plants with 2-4 true leaves emerging from seed coat

Provide bright light and consistent moisture without waterlogging. Keep temperature 65-70°F. Thin seedlings to prevent damping-off disease.

2

Vegetative Growth

3-4 weeks

Rapid stem elongation with ivy-shaped leaves developing; plant becomes bushy and trailing

Pinch growing tips early to encourage branching and denser form. Maintain moderate moisture and fertilize weekly with balanced fertilizer. Provide full sun to promote sturdy growth.

3

Bud Formation

1-2 weeks

Flower buds appear at stem tips and leaf axils; dense clusters forming

Increase phosphorus-rich fertilizer to support blooming. Maintain consistent watering. Remove any diseased or yellowed leaves. Continue deadheading adjacent flowers.

4

Flowering

4-6 months (spring through fall)

Double flowers in deep purple-red clusters bloom prolifically along trailing stems

Deadhead spent flower clusters regularly to encourage continuous blooming. Water when soil surface is dry. Feed every 2-3 weeks with bloom-promoting fertilizer (lower nitrogen). Inspect regularly for pests.

5

Winter Rest

3-4 months

Growth slows significantly; fewer flowers appear; foliage may yellow slightly

Reduce watering and fertilizing. Move containers indoors in zones below 10 or provide frost protection outdoors. Cut back stems by one-third in early spring to rejuvenate. Maintain cool temperatures (50-60°F) if possible.

Companion Planting

Plan your garden →

Plant with:

Petunias Dusty Miller Bacopa Heliotrope Verbena Sweet alyssum Calibrachoa

Avoid planting near:

Cabbages and brassicas Fennel Mint (may compete aggressively in containers)

Common Pests

  • Spray with water to dislodge; use horticultural oil or neem oil if severe. Increase humidity around plants. Isolate infested plants.

  • Use yellow sticky traps to monitor and control. Spray with insecticidal soap or neem oil. Remove heavily infested leaves.

  • Isolate affected plants. Dab with rubbing alcohol on visible bugs. Spray with insecticidal soap or horticultural oil.

  • and

    Remove by hand, especially at night. Use copper tape around container edges. Apply slug pellets or diatomaceous earth if needed.

  • Pick off affected buds and flowers. Spray with insecticide if widespread. Remove and destroy heavily infested plant parts.

Uses

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Container and Basket Display

Household

Ivy-leaf Geranium 'Balcon Imperial' is perfect for hanging baskets, window boxes, and mixed container arrangements where its trailing habit and vibrant purple-red double flowers create dramatic seasonal displays. Its vigor and continuous blooming make it a reliable choice for decorating patios, balconies, and entryways. [source]

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Cut Flower Arrangements

Craft

The colorful double flower clusters and attractive ivy-shaped foliage make excellent additions to fresh or dried flower arrangements. Individual flower sprays can be used in small bouquets or mixed container arrangements. [source]

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Pollinator Garden Attraction

Wildlife

While not as attractive to pollinators as single-flowered geraniums, the flowers still provide nectar for hummingbirds and attract various beneficial insects when grown in sunny locations. [source]

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Fragrant Foliage

Household

The ivy-shaped leaves of this geranium cultivar have a subtle, pleasant scent when brushed or handled. The foliage adds textural interest and aromatic appeal to outdoor living spaces. [source]

🍳

Edible Flowers

Culinary

The flowers are technically edible and can garnish desserts or beverages, adding color and a mild geranium flavor. However, ensure no pesticides have been applied before consuming. [source]

Harvest Tips

This is an ornamental plant grown for flowers, not harvest. Deadhead spent flower clusters by pinching off at the base of the flower stem to encourage continuous blooming throughout the season. Remove any dead, diseased, or yellowed foliage. Cut back stems in early spring to maintain shape and promote bushier growth.

Fun Facts

  • 🌱 'Balcon Imperial' is part of the Balcon Series, which was specifically bred for cascading growth in containers and window boxes, making it popular in European gardening traditions.
  • 🌱 Ivy-leaf geraniums are native to South Africa and are scientifically distinct from the zonal geraniums (Pelargonium zonale), though both are commonly called 'geraniums' in horticulture.
  • 🌱 The double flowers of 'Balcon Imperial' contain extra petals from modified stamens, creating a full, rose-like appearance that makes it more decorative but sterile, so it must be propagated from cuttings rather than seed.

Gardening Terms

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

Cultivar Deadhead Full Sun Perennial pH True Leaves
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