How to Grow Hebe 'Great Orme'

Hebe 'Great Orme'

Hebe × 'Great Orme'

shrub

A compact, semi-evergreen shrub prized for its vibrant pink-magenta flower spikes that bloom from mid-summer through autumn. 'Great Orme' is a hybrid Hebe known for its hardy nature, attractive narrow foliage, and long flowering season. It grows 2-3 feet tall and wide, making it ideal for borders, containers, and coastal gardens.

Growing Conditions

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Sun: Full sun, 6-8 hours daily; tolerates light shade in hot climates

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Water: Moderate water needs; drought-tolerant once established. Water regularly during first growing season. Reduce watering in winter. Avoid waterlogging.

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Spacing: 24 inches

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Days to maturity:

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Planting depth: Plant at same depth as nursery container; set transplant so top of root ball is level with soil surface

Soil

Type: Well-draining loamy or gravelly soil

pH: 6.0-7.0

Amendments:

Perlite or grit for drainage Compost for organic matter Avoid heavy clay soils

Growing Zones

Find your zone →

Thrives in zones 8-10; tolerates zone 7b with winter protection

8a 8b 9a 9b 10a

Growth Stages

Establishment

First 6-8 weeks after planting

Young plant with sparse foliage; developing root system

Water regularly to keep soil consistently moist but not waterlogged. Protect from harsh winds. Apply 2-inch mulch layer around base, keeping clear of stem.

Vegetative Growth

Spring to early summer

Plant fills out with linear, narrow green foliage; develops bushy form

Pinch back new growth in spring to encourage bushiness. Reduce fertilizer to avoid excessive vegetative growth. Water during dry spells.

Pre-flowering

Mid to late summer

Terminal buds form at shoot tips; foliage dense and well-developed

Maintain consistent watering. Avoid nitrogen-heavy fertilizers. Allow plant to dry out slightly between waterings.

Flowering

Mid-summer through autumn (3-4 months)

Dense magenta-pink flower spikes appear at branch tips; some foliage may turn reddish

Deadhead spent flowers to encourage continued blooming. Water moderately. Can apply balanced fertilizer monthly during bloom period.

Winter Dormancy

November through February

Growth slows significantly; foliage may become dull; some leaves may drop in cold zones

Reduce watering substantially. In zones 7b-8a, mulch heavily and provide wind shelter. In colder climates, consider container cultivation and move indoors. Light prune to shape after frost danger passes.

Companion Planting

Plan your garden →

Plant with:

Lavender Rosemary Santolina Salvia Catmint (Nepeta) Achillea Cistus (Rock Rose) Agapanthus

Avoid planting near:

Plants requiring consistently moist soil Acid-loving plants like Azaleas and Blueberries (different pH preferences) Heavy feeders competing for nutrients

Common Pests

Spray with insecticidal soap or horticultural oil; encourage natural predators; ensure good air circulation
Increase humidity with misting; spray with miticide if severe; improve air circulation
Prune out heavily infested stems; treat with horticultural oil or neem oil in dormant season
Improve air circulation; avoid overhead watering; apply sulfur spray or fungicide if necessary; avoid excess nitrogen

Uses

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Cut flowers and floral arrangements

Craft

The pink-magenta flower spikes are excellent as cut flowers for fresh or dried arrangements. They add color and texture to mixed bouquets and retain their color well when dried. [source]

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Ornamental garden shrub

Household

Provides season-long color in borders, mixed shrubbery, and landscape designs. The compact habit makes it ideal for small gardens, containers, and coastal plantings where it tolerates salt spray and windy conditions. [source]

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Pollinator attraction

Wildlife

The abundant flower spikes attract bees, butterflies, and other beneficial insects throughout the extended bloom season, supporting local pollinator populations. [source]

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Container and patio planting

Household

Excellent for growing in pots on patios and decks; allows for easy relocation and protection in harsh winters. Container cultivation permits non-hardy zone gardeners to enjoy this plant seasonally. [source]

Harvest Tips

Not typically harvested for food or medicinal uses. Deadhead spent flower spikes regularly to promote continued blooming throughout the season. Prune in early spring to maintain desired shape and size before new growth emerges.

Fun Facts

🌱 Hebe 'Great Orme' is named after Great Orme, a headland in Wales, and was first named and selected from wild plants found there
🌱 Hebes are sometimes called 'whipcord hebes' or 'boxleaf hebes' and are native to New Zealand, though this hybrid thrives in temperate European climates
🌱 The plant's magenta flower color intensifies in cooler temperatures and can develop reddish-purple tones in autumn, providing additional ornamental interest beyond bloom season

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