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Westringia 'Blue Gem'

Westringia 'Blue Gem' is a hardy evergreen shrub admired for its fine grey green foliage, naturally dense rounded habit, and masses of soft blue mauve flowers over a long flowering season. It is ideal for hedging, borders, coastal gardens, containers, and water wise landscapes. Easy to grow in New Zealand conditions, this versatile shrub provides year round structure, excellent drought tolerance, and low maintenance performance.

Westringia 'Blue Gem' low hedge with elegant mauve coloured flowers.
A Westringia 'Blue Gem' shrub covered in flowers in a garden.
A Westringia 'Blue Gem' plant for sale at The Plant Company nursery.
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The average plant height is 20cm.
$18.95

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Suited to regions:All regions
Plant type:Shrubs
Height:1.25 m
Spread:1.25 m
Flowering time:Spring, Summer
Tolerances:Coastal, Extended dry periods, Hardy, Wind
Garden uses:Containers, Hedging, Living areas, Pool areas, Topiary
Garden styles:Alpine, Backyard, City & Courtyard, Coastal, Formal, Frontyard, Modern, Rock
Easy to grow?Yes
Maintenance requirementsLow
Growth rateMedium
Also known as
Sku17166

How to grow Westringia 'Blue Gem' in NZ

Westringia 'Blue Gem' grows best in full sun with well drained soil. Improve the planting area with compost before planting and water regularly while establishing. Once established it is highly drought tolerant and only requires occasional watering during prolonged dry periods. Apply a balanced fertiliser in spring to encourage healthy growth and prolific flowering.

Westringia 'Blue Gem' care tips

Westringia 'Blue Gem' responds well to light trimming after flowering or whenever shaping is required. Avoid cutting heavily into old wood and apply mulch annually to conserve soil moisture while keeping it clear of the stems. Feed each spring and remove damaged or untidy branches to maintain a dense attractive habit.

Westringia 'Blue Gem' size, spacing, and growth rate

Westringia 'Blue Gem' typically grows 1 to 1.5 metres tall and wide. Space plants around 80 centimetres apart for hedging or 1.2 metres apart as individual specimens. Growth is moderate, producing a compact evergreen shrub suited to formal and informal gardens.

Landscaping uses for Westringia 'Blue Gem'

Westringia 'Blue Gem' is ideal for hedging, borders, coastal gardens, Mediterranean style landscapes, cottage gardens, and decorative containers. Its evergreen foliage provides year round structure while the blue mauve flowers attract bees and other pollinators. It is an excellent choice for low maintenance and drought tolerant gardens.

Why buy Westringia 'Blue Gem' from The Plant Company?

The Plant Company is NZ's most trusted plant nursery, supplying premium quality plants that are carefully grown for outstanding garden performance. Every Westringia 'Blue Gem' is selected for health and vigour before dispatch so it arrives ready to establish successfully. Our experienced team provides expert advice, fast nationwide delivery, and dependable customer service.

Questions and Answers

Have a question about Westringia 'Blue Gem'? We are here to help.

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